Texas Instruments

ISO106 - 70 kHz 3500 Vrms Isolation Amplifier | Texas Instruments

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3500 Vrms Vdss 40-CDIP, 0.600 inch wide, 15.24 mm Package
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ISO106 Présentation

Texas Instruments ISO106 is a single-circuit isolation buffer amplifier rated for 3500 Vrms isolation, operating to 70 kHz bandwidth, and housed in a 16-lead 40-CDIP package. It is intended for transferring analog signals across a high-voltage isolation barrier while electrically separating the input-side and output-side circuits. The manufacturer literature identifies ISO106 as a capacitive-coupled isolation-buffer-amplifier product with a 0.600-inch, 15.24 mm-wide side-brazed CDIP package.

An isolation amplifier is a signal-conditioning IC that transfers information across an electrically isolated barrier. Unlike an ordinary operational amplifier, its input and output domains are designed to withstand high voltage without a direct conductive connection. In the broader hierarchy, ISO106 belongs to amplifiers, isolation amplifiers, interface ICs, and signal-conditioning semiconductors. Its primary role is protecting low-voltage sensing, measurement, and control circuitry from a high-voltage or high-energy environment.

The verified manufacturer description states that ISO102 and ISO106 share electrical performance but differ in accuracy and isolation rating. ISO106 is rated for 3500 Vrms and uses a 40-pin DIP package in the cited manufacturer PDF, while distributor catalog data identifies the ISO106 as a 16-CDIP device. Because the supplied sources contain a package-description inconsistency, engineers should confirm the exact ordering code, lead count, and mechanical drawing before PCB layout or replacement qualification.

ISO106's 70 kHz bandwidth makes it suitable for signal paths that require isolation without extremely high-frequency operation. Potential uses include industrial instrumentation, power-system monitoring, data acquisition, medical equipment, and test systems where a sensor or transducer is physically separated from the processing electronics. The isolation barrier can reduce fault-energy coupling and prevent ground currents from disturbing sensitive measurements.

Design with ISO106 requires close attention to the datasheet's isolation rating, supply arrangement, input and output common-mode limits, bandwidth, accuracy, and package pinout. The input-side and output-side grounds should remain appropriately separated, and external protection may be needed for surge or transient conditions. PCB creepage, clearance, insulation coordination, and the required isolation barrier must be evaluated in the complete system rather than inferred from the amplifier alone.

This page consolidates the verified distributor identification, manufacturer datasheet link, package information, isolation rating, bandwidth, and sourcing observations for ISO106. It also distinguishes verified facts from missing parameters and avoids treating generic cross-reference results as confirmed drop-in replacements.

Alternatives de remplacement direct pour ISO106 — même boîtier, compatible broche à broche. Les références à boîtier différent nécessitant une retouche du PCB sont exclues.

Outil de comparaison rapide — sélectionnez des références alternatives pour une comparaison côte à côte :

Aucune alternative de remplacement direct disponible pour ce produit.

Demander des alternatives

ISO106 Valeurs maximales et caractéristiques électriques

Product Type Isolation buffer amplifier
Number of Circuits 1 circuit
Bandwidth 70 kHz
Isolation Voltage 3500 Vrms
Manufacturer Package 40-CDIP, 0.600 inch wide, 15.24 mm
Distributor Package Identification 16-CDIP
Lead/Brazing Style Side-brazed DIP
Technology Capacitive-coupled isolation
Isolation Barrier High-voltage isolation barrier

Guide de configuration des broches du ISO106 16-cdip

Configuration des broches du ISO106 (boîtier 16-cdip). Ce composant analogique comporte des broches d'entrée, de sortie et d'alimentation. Consultez la fiche technique du fabricant pour les configurations des broches d'annulation d'offset, de compensation et d'activation. Idéal pour le conditionnement de signaux et les circuits amplificateurs.

Schéma de brochage du boîtier 16-cdip pour le ISO106

Aucune donnée de brochage détaillée disponible pour ISO106.

Consultez la fiche technique pour la configuration complète des broches.

Applications typiques

ISO106 convient pour 7 applications: High-Voltage Sensor Interfacing, Industrial Power-System Monitoring, Data-Acquisition Front Ends, Test and Measurement Equipment, Medical Sensor Signal Conditioning, Isolated Control Interfaces, Power-Conversion Feedback Isolation.

🏭

High-Voltage Sensor Interfacing

ISO106 can transfer a sensor signal across a 3500 Vrms-rated isolation barrier when the measurement bandwidth is below 70 kHz. It is useful when a transducer is connected to a high-potential field but the amplifier, controller, or protection circuitry must remain electrically separated. The circuit role is signal conditioning rather than direct power isolation, so input range, common-mode limits, and supply requirements must be checked from the full datasheet. Verify PCB creepage and clearance as part of the complete insulation design.

⚡

Industrial Power-System Monitoring

ISO106 is suitable as a candidate for isolated monitoring of industrial power-system signals where the measurement path needs a 3500 Vrms isolation rating and approximately 70 kHz bandwidth. It can help separate a high-voltage sensing network from low-voltage processing electronics, reducing common-mode disturbance paths. The final circuit must validate the maximum input signal, supply arrangement, isolation-clearance requirements, and response to switching transients. The part's isolation rating should be treated as a controlled system boundary rather than as a substitute for surge protection.

🖥️

Data-Acquisition Front Ends

ISO106 can be used in a data-acquisition front end when the source signal is slow enough for its stated 70 kHz bandwidth and the acquisition equipment must remain separated from a high-voltage field. The isolation amplifier provides a defined interface between sensing and processing domains, helping reduce ground-loop and fault-energy coupling. Designers should verify gain, accuracy, input range, output range, and common-mode performance because those values are not present in the supplied search excerpts. PCB layout must preserve the intended isolation barrier.

🔬

Test and Measurement Equipment

ISO106 is appropriate for laboratory and industrial test systems that need to monitor a signal while keeping the measurement amplifier electrically isolated from a higher-potential source. Its 70 kHz bandwidth supports many general-purpose analog measurement tasks, while the 3500 Vrms rating provides a high isolation boundary for suitable circuits. The device should not be assumed adequate for every laboratory transient or safety standard; input attenuation, grounding, shielding, and fault conditions require separate analysis. Confirm the exact package and electrical limits before instrument layout.

💊

Medical Sensor Signal Conditioning

ISO106 may be considered for an isolated analog sensor-conditioning path where the required signal bandwidth is below 70 kHz and the design includes a verified 3500 Vrms isolation barrier. However, the supplied data does not establish medical regulatory approval, patient-leakage performance, dielectric classification, or application-specific safety compliance. Therefore this is only a candidate architecture, not a qualified medical solution. A medical design must use the applicable safety and quality documentation and independently validate leakage, insulation, and fault behavior.

🧩

Isolated Control Interfaces

ISO106 can be used as the isolated signal element in a control system that needs to pass a command or feedback voltage between separated domains. Its isolation barrier helps prevent the two sides from sharing a conductive ground path, while the 70 kHz bandwidth is suitable for many low- or moderate-speed control signals. The interface must include compatible supplies on both sides, defined input and output common-mode limits, and suitable protection at the external terminals. Verify control-loop timing and accuracy against the complete system requirements.

⚡

Power-Conversion Feedback Isolation

ISO106 may be considered in isolated feedback paths for power-conversion or power-supply monitoring systems when the signal bandwidth is within 70 kHz and the isolation boundary must withstand 3500 Vrms under the specified test conditions. It can isolate a feedback signal from a high-voltage switching node, but it does not provide the entire power-conversion function or replace a dedicated isolation amplifier. Carefully evaluate creepage, clearance, capacitor selection, common-mode transient immunity, and propagation delay. Use the manufacturer's application guidance once the exact variant is confirmed.

What is ISO106?
Texas Instruments ISO106 is a single-circuit isolation buffer amplifier designed to transfer analog signals across a high-voltage isolation barrier. The verified manufacturer description identifies it as a capacitive-coupled isolation product, while the distributor listing identifies the function as an isolation amplifier. Its stated isolation rating is 3500 Vrms and its cited bandwidth is 70 kHz.
What is the isolation voltage of ISO106?
ISO106 is rated for 3500 Vrms isolation according to the verified Texas Instruments manufacturer PDF for ISO102/ISO106. This rating describes the intended reinforced isolation capability under the manufacturer's specified test conditions. The actual working voltage, creepage, clearance, insulation coordination, and transient rating must still be checked in the final system design.
What is the bandwidth of ISO106?
ISO106 has a stated bandwidth of 70 kHz in the verified distributor description. That bandwidth is suitable for many slower analog instrumentation and isolation tasks, but it is not appropriate for high-speed data-acquisition signals requiring substantially greater bandwidth. Confirm the complete frequency-response and gain-versus-frequency curves in the manufacturer datasheet before sizing filters or signal-chain bandwidth.
What package does ISO106 use?
The verified distributor listing describes ISO106 as a 16-CDIP, while the verified manufacturer PDF describes ISO106 as a 40-pin DIP with a 600-mil-wide side-brazed package. These statements conflict, so the exact physical package and pin count must be verified against the applicable ordering code and mechanical drawing. Do not use a substitute footprint until that discrepancy is resolved.
Where can I download the ISO106 datasheet?
The verified manufacturer-linked datasheet PDF is available at https://media.digikey.com/pdf/Data%20Sheets/Texas%20Instruments%20PDFs/ISO102_106.pdf. It is a joint ISO102/ISO106 document and includes the relevant isolation-buffer-amplifier information. The provided search results also identify a datasheet archive copy, but the manufacturer-linked PDF should be treated as the primary technical reference.
Where can I find the ISO106 pinout?
The pinout should be taken from the pin-assignment and mechanical-drawing sections of the Texas Instruments ISO102/ISO106 manufacturer PDF. Because the supplied distributor snippet identifies a 16-CDIP while the manufacturer PDF describes a 40-pin DIP, the pin numbering cannot be safely inferred from the search results. Verify the exact device variant and package drawing before connecting signals or power.
Is ISO106 suitable for industrial measurement systems?
ISO106 is a plausible fit for industrial measurement systems that need analog signal transfer across a high-voltage barrier and do not require more than its stated 70 kHz bandwidth. Its 3500 Vrms isolation rating is the central reason to consider it. The final design must verify supply levels, common-mode limits, accuracy, temperature range, insulation requirements, and protection against transients.
Can ISO106 be used in medical equipment?
ISO106 may support isolated sensing in medical equipment only after the complete safety and application requirements are verified. The verified data confirms an isolation buffer amplifier and 3500 Vrms rating, but it does not provide medical regulatory qualification, leakage-current limits, creepage requirements, or application-specific safety certification. Do not infer medical suitability from isolation voltage alone.
How does ISO106 compare with ISO102?
The verified Texas Instruments PDF states that ISO102 and ISO106 have the same electrical performance but differ in accuracy, with ISO102 rated for 1500 Vrms in a 24-pin DIP and ISO106 rated for 3500 Vrms in a 40-pin DIP. The package descriptions in the provided search results are not fully consistent, so ISO102 is not treated as a drop-in replacement here. Confirm the exact mechanical and electrical requirements before substituting.
What can replace ISO106?
No verified drop-in replacement for ISO106 was identified in the supplied cross-reference data. ISO102 shares electrical performance according to the manufacturer PDF but uses a different package and isolation rating, so it does not meet the same-footprint replacement requirement. A valid substitute must match the exact package, pinout, isolation rating, bandwidth, accuracy, supply arrangement, and safety requirements.
Is ISO106 the same as an ordinary operational amplifier?
No. ISO106 is an isolation buffer amplifier, not simply a conventional operational amplifier. Its signal path is intended to cross a capacitive-coupled isolation barrier, allowing the input and output circuits to be electrically separated for high-voltage applications. The surrounding system must preserve that isolation and account for the device's package and supply requirements.
What are the key specifications of ISO106 that engineers should know?
The verified key specifications are one isolation-buffer-amplifier circuit, 70 kHz bandwidth, and a 3500 Vrms isolation rating. The manufacturer PDF describes a 40-pin DIP, side-brazed package at 600 mil wide, while the distributor listing calls it a 16-CDIP. Supply voltage, gain, accuracy, temperature range, common-mode limits, and exact pinout require confirmation from the applicable manufacturer data.
How much does ISO106 cost?
Heisener lists ISO106 at a unit price of $412.9652, with 4,176 pieces shown as in stock in the supplied search result and an estimated delivery window of Aug 9–Aug 14. Pricing is volatile and the result does not provide a complete XAIPART price table, so the amount should be treated as a reference as of 2026-10-22. Request a current quotation before purchasing.
Where can I buy ISO106 online?
DigiKey lists ISO106 for purchase and identifies Texas Instruments as the manufacturer, while Heisener, IC-Components, Win Source, Nantian Electronics, and other distributors also show sourcing pages in the verified results. Availability and price can change rapidly, and the search data does not confirm a complete XAIPART inventory commitment. Compare authorized sourcing and obtain the current manufacturer-authorized availability before ordering.
What is the lead time for ISO106?
The supplied Heisener result states that ISO106 can ship immediately and shows an estimated delivery window of Aug 9–Aug 14, but the page also requires quotation and may reflect a reference-only record. Because no current XAIPART lead time is provided, request a written quotation and confirmation of stock, date code, and traceability. Do not rely on the displayed estimate for production planning.
Is ISO106 RoHS or REACH compliant?
The verified search results do not state the ISO106 RoHS or REACH status. Therefore the compliance fields must remain unknown until the manufacturer or an authorized distributor provides the applicable declaration or product documentation. Compliance should not be inferred from the manufacturer brand, package type, or legacy datasheet.
Do engineers need external protection around ISO106?
External protection may be required depending on the source network and transient environment. The ISO106 isolation rating of 3500 Vrms does not by itself define every allowable input voltage, surge condition, or fault condition. Add input clamping, series impedance, filtering, or surge protection only after checking the datasheet limits and the insulation coordination of the complete system.
Can ISO106 be used for high-frequency signal isolation?
ISO106 is generally better suited to moderate-bandwidth isolation rather than high-frequency signal isolation because the verified bandwidth is 70 kHz. The bandwidth is adequate for many sensor and instrumentation signals but may be insufficient for communications links, fast data converters, or other wideband systems. Select a higher-bandwidth isolation device when signal rise times or harmonic content exceed the ISO106 response.

Données de référence d'ingénierie pour ISO106 — comparaison, recommandations de conception et informations de conformité.

Guide de sélection

Choose ISO106 when the design requires a single-channel isolation buffer amplifier with a stated 3500 Vrms rating and approximately 70 kHz bandwidth, and when the exact package and pinout can be verified. It is most appropriate for industrial instrumentation, isolated sensor interfaces, test equipment, and carefully qualified control or feedback circuits. ISO102 is not a drop-in replacement because the manufacturer source identifies a lower 1500 Vrms rating and a different package. Do not select ISO106 for high-speed signals, arbitrary medical safety use, or unqualified high-energy transients without reviewing the complete datasheet and system safety requirements. The conflicting 16-CDIP and 40-pin DIP descriptions must be resolved before layout or procurement.

Comparaison avec les alternatives

Paramètre Ce produit ISO102
Product Type Isolation buffer amplifier Isolation buffer amplifier
Bandwidth 70 kHz Same electrical performance stated in source, exact value not separately verified
Isolation Voltage 3500 Vrms 1500 Vrms
Manufacturer Package Description 40-pin DIP, side-brazed, 600 mil wide 24-pin DIP
Isolation Technology Capacitive-coupled isolation Capacitive-coupled isolation
Package CDIP/DIP description is inconsistent across verified sources 24-pin DIP; not the same package
Brand Texas Instruments Texas Instruments

Principaux différenciateurs

  • Higher stated isolation rating than ISO102 (vs ISO102)
  • Different package architecture prevents automatic substitution (vs ISO102)
  • Explicit 70 kHz bandwidth positioning (vs ISO102)
  • Capacitive-coupled isolation for high-voltage signal transfer (vs ISO102)

Notes de conception

Treat the isolation barrier as a controlled layout feature rather than simply a gap between two pins. The provided data does not include verified creepage, clearance, or pad dimensions, so route the board according to the exact ISO106 mechanical drawing and the applicable insulation standard. Keep high-voltage copper, test points, connectors, and assembly tooling outside the protected isolation region wherever the system design permits.

Do not assume that the distributor package label and the manufacturer package description are interchangeable. One verified result calls ISO106 a 16-CDIP, while the manufacturer PDF describes a 40-pin DIP for ISO106. Resolve the ordering-code and package discrepancy before creating a footprint, soldering, or approving a replacement. A functional match without a verified pin-for-pin package match is not a drop-in substitution.

The verified bandwidth is 70 kHz, so the complete input-to-output path should be checked for rise-time degradation, phase delay, and filtering requirements. Place input and output components close to their respective pins, keep the isolated and non-isolated ground systems separate, and use short, controlled routing for the analog signals. Verify grounding and shielding experimentally because the supplied excerpts do not provide gain, common-mode, or transient-immunity curves.

ISO106 is an analog signal-conditioning device, not a power converter. Confirm the required supply voltages and separate supply domains from the complete datasheet before connecting the device. Do not power the input and output sides from an unspecified common rail, and account for any isolation-capacitor charging and startup behavior required by the manufacturer. The supplied web data does not provide supply-current or power-rating values.

Informations de conformité

RoHS
Unknown
REACH
Unknown
AEC-Q100
Unknown
Sans plomb
Unknown
Sans halogène
Unknown
Minerais de conflit
Unknown

The supplied search results do not provide verified RoHS, REACH, AEC-Q100, lead-free, halogen-free, or conflict-minerals declarations. Compliance must be confirmed from current manufacturer or authorized-distributor documentation.

Données vérifiées le : 2026-10-22 — données vérifiées et sélectionnées par l'équipe d'ingénierie composants de XAIPART

Recherches associées

ISO106 Texas Instruments ISO106 datasheet PDF ISO106 isolation amplifier ISO106 3500 Vrms ISO106 70 kHz bandwidth ISO106 16-CDIP package ISO106 pinout ISO106 high voltage sensor interface ISO106 vs ISO102 ISO106 drop-in replacement buy ISO106 online ISO106 price and stock ISO106 lead time what is ISO106 used for isolation amplifier with 3500 Vrms rating

Composants & termes associés

Texas Instruments ISO106 ISO102 isolation buffer amplifier isolation amplifier analog signal conditioning capacitive-coupled isolation high-voltage isolation barrier 3500 Vrms 70 kHz bandwidth 16-CDIP 40-pin DIP side-brazed DIP 600 mil package width industrial instrumentation sensor interfacing power-system monitoring data acquisition medical signal conditioning test and measurement common-mode rejection signal integrity PCB creepage PCB clearance
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