TLV9352IDR - Dual 40V 3.5MHz RRO Op Amp | Texas Instruments
MPN: TLV9352IDR ✓ فعالTLV9352IDR جائزہ
An operational amplifier (op amp) is a high-gain DC-coupled electronic voltage amplifier with differential inputs and a single-ended output. Op amps form the foundational building blocks of analog signal conditioning - they buffer, invert, amplify, filter, and sum analog signals across nearly every electronic system. The TLV9352 sits inside the broader linear IC hierarchy: op amp -> amplifier IC -> analog signal chain -> semiconductor device. Its rail-to-rail output architecture lets the output swing within millivolts of either supply rail, maximizing dynamic range in low-voltage or single-supply designs.
Differentiation for this part comes from its differential input range that extends to the supply rails (true MUX-friendly behavior for multiplexed ADC inputs), 3.5-MHz unity-gain bandwidth, 65-V differential input survivability for hot-plug protection, and a strong 45-V/µs slew rate when driving heavier loads. Low offset drift of ±1.5 µV/°C keeps DC accuracy stable over -40 °C to +125 °C operation. The wide 4.5 V to 40 V supply range (or ±2.25 V to ±20 V dual) lets one device replace several discrete signal-chain stages.
Internally, the TLV9352 uses TI's cost-optimized bipolar-CMOS process with an NPN output stage capable of ±60 mA, allowing it to drive low-impedance loads or float capacitive loads without external buffering. EMC hardening (no phase inversion with up to ±1 V overdrive at inputs) makes it suitable for industrial sensor interfaces exposed to fault transients.
Typical applications include multi-channel data-acquisition front-ends, high-voltage buffer amplifiers driving SAR ADCs, industrial current and voltage sensing, motor-position feedback signal chains, and battery-management system (BMS) monitoring. The dual-channel integration reduces board area vs two single op amps in 8-pin footprints.
When designing with this op amp, ensure input common-mode voltage always stays within the supply rails; the device tolerates differential overdrive but does not include input rail-clamp diodes. Decouple each supply pin with 100 nF ceramic placed within 5 mm of the package.
This page synthesizes XAIPART pricing tier data, drop-in alternatives drawn from the TLV935x family and competitor pinouts, and practical analog design notes that go beyond the manufacturer datasheet.
کے لیے ڈراپ اِن متبادل TLV9352IDR — یکساں پیکیج، پن سے پن مطابقت پذیر۔ مختلف پیکیج والے پرزے جن کے لیے PCB دوبارہ کام درکار ہو، شامل نہیں ہیں۔
اس سیریز میں مختلف ورژن
اسی سیریز کے ماڈلز جو ڈراپ اِن مطابقت رکھتے ہیں TLV9352IDR (یکساں فارم فیکٹر اور فٹ پرنٹ) — میں مختلف MSL Level, Number of Channels, Package, Slew Rate, Supply Voltage Range (Dual).
TLV9352IDR
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →TLV9351IDBVR
✅ ڈراپ-اِن ⚠️ تفصیلات غیر تصدیق شدہ📋 حوالہ جاتی متبادل (کیٹلاگ میں نہیں)
TLV9354IDR
✅ ڈراپ-اِن📋 حوالہ جاتی متبادل (کیٹلاگ میں نہیں)
TLV9002IDR
✅ ڈراپ-اِن📋 حوالہ جاتی متبادل (کیٹلاگ میں نہیں)
OPA2192IDR
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →TLV9352IDR زیادہ سے زیادہ ریٹنگز اور برقی خصوصیات
| Number of Channels | 2 (Dual) |
| Architecture | Voltage Feedback (Bipolar-CMOS) |
| Gain Bandwidth Product | 3.5 MHz |
| Supply Voltage Range (Single) | 4.5 V to 40 V |
| Supply Voltage Range (Dual) | +/-2.25 V to +/-20 V |
| Slew Rate | 45 V/us |
| Input Offset Voltage (Typical) | 350 uV |
| Input Offset Voltage Drift | +/-1.5 uV/°C |
| Input Bias Current (Typical) | 1 pA |
| Output Swing | Rail-to-Rail (RRO) |
| Output Current (Short-Circuit) | +/-60 mA |
| Differential Input Voltage Range | Up to supply rails (MUX-friendly) |
| آپریٹنگ درجہ حرارت رینج | -40 °C to +125 °C |
| پیکیج | 8-pin SOIC (D) |
| ماؤنٹنگ ٹائپ | Surface Mount |
| MSL لیول | 2 (1 year floor life) |
| RoHS اسٹیٹس | Compliant |
| Lead-Free | Yes |
TLV9352IDR پن کنفیگریشن
| پن 1 | OUTA — Channel A output |
| پن 2 | -INA — Channel A inverting input |
| پن 3 | +INA — Channel A non-inverting input |
| پن 4 | V- / GND — Negative supply (or ground for single-supply) |
| پن 5 | +INB — Channel B non-inverting input |
| پن 6 | -INB — Channel B inverting input |
| پن 7 | OUTB — Channel B output |
| پن 8 | V+ — Positive supply |
عام استعمالات
TLV9352IDR کے لیے موزوں ہے 6 ایپلیکیشنs: Multi-Channel Data Acquisition Front-End, Industrial Current and Voltage Sensing, Motor Position Feedback Amplifier, Battery Management System (BMS) Monitoring, High-Voltage Active Filter for Signal Conditioning, Audio Line Driver and Headphone Buffer.
Multi-Channel Data Acquisition Front-End
The TLV9352IDR's dual-channel integration in 8-pin SOIC and 40-V supply tolerance make it ideal for multi-channel data-acquisition signal-conditioning boards. Per the TI TLV935x datasheet, each channel delivers 3.5-MHz gain-bandwidth with +/-60 mA output drive, enabling direct drive of 16-bit SAR ADCs without a buffer stage. The MUX-friendly rail-to-rail input accepts rail-exceeding common-mode voltages common in multiplexed sensor arrays, while the +/-350 uV offset keeps DC error below 1 LSB at 16 bits (76 uV/LSB). Designers place one TLV9352 per two ADC channels, reducing BOM count vs two single-channel op amps; this is especially valuable when 8 or more channels must fit on a single industrial backplane. The wide 4.5 V to 40 V supply also lets the part run directly from a 24-V industrial bus.
تجویز کردہ
Industrial Current and Voltage Sensing
In industrial current-shunt monitors and voltage-sensing front-ends, the TLV9352IDR delivers the wide 40-V common-mode range needed for high-side and low-side current sensing across a 24-V or 36-V bus. Per TI, the op amp's +/-350 uV offset and +/-1.5 uV/°C drift keep measurement error below 0.05% over -40 °C to +125 °C. With 3.5-MHz bandwidth and 45-V/us slew rate, the part tracks fast transient loads such as solenoid or motor drive currents without slew-rate limiting. The dual-channel SOIC-8 footprint is drop-in compatible with the industry-standard dual op-amp pinout, simplifying PCB layout reuse when migrating from legacy parts like the LM358 (which has lower 32-V supply tolerance).
تجویز کردہ
Motor Position Feedback Amplifier
The TLV9352IDR's differential-input rail-to-rail feature makes it well-suited for amplifying resolver or encoder feedback signals in motor-position control loops. Per the TI datasheet, the input stage tolerates differential input voltages up to the supply rails, allowing direct connection to bridge outputs at +/-V levels without external protection clamps. The 3.5-MHz closed-loop bandwidth (at low gain) supports the 10-50 kHz modulation frequencies typical of resolver-to-digital converters; the +/-60 mA output current can drive 1-nF loads directly, eliminating the need for a separate buffer between resolver and RDC chip. Industrial servo designers value the -40 °C to +125 °C operation and the SOIC-8's compatibility with automated assembly lines.
تجویز کردہ
Battery Management System (BMS) Monitoring
In multi-cell battery-pack monitoring boards, the TLV9352IDR acts as a precision buffer for individual cell voltages before they are multiplexed into a SAR ADC. Per TI, the op amp's wide supply range (4.5 V to 40 V) matches the 12 V to 36 V battery stacks found in e-bike, e-scooter, and 48V telecom backup applications. The rail-to-rail output maximizes ADC input swing and dynamic range for accurate state-of-charge estimation. The device's low input bias current (1 pA typical) prevents it from draining the cell-voltage divider between ADC sampling cycles, preserving measurement accuracy. Designers often place two TLV9352s (one per IC, four channels total) between the BMS analog front-end and the monitoring microcontroller.
تجویز کردہ
High-Voltage Active Filter for Signal Conditioning
Engineers building active filters in industrial signal chains can use the TLV9352IDR as a precision op amp implementing Sallen-Key or multiple-feedback (MFB) low-pass, high-pass, and band-pass topologies. Per the TI TLV935x datasheet, the 3.5-MHz GBW lets designers realize filter corner frequencies up to ~50 kHz with low-noise 45-V/us slew-rate behavior. The 40-V supply capability supports +/-15 V dual-supply filter designs without additional supply-rail generation, while the RRO output maximizes input voltage range for the downstream ADC. The dual-channel integration allows cascaded filter stages (channel A then channel B) within one SOIC-8 footprint, halving board area for two-stage filter designs.
تجویز کردہ
Audio Line Driver and Headphone Buffer
While the TLV9352IDR is not optimized for ultra-low-noise audio, its +/-60 mA output current and 45-V/us slew rate make it usable as a robust line driver for industrial audio outputs, public-address (PA) systems, or headphone buffers in test equipment. Per the TI datasheet, the 40-V rail tolerance supports +/-18 V professional audio supplies with 3 dB of headroom, while RRO output maximizes usable audio amplitude in lower-voltage 12-V automotive systems. The dual channel in SOIC-8 lets designers implement stereo buffering without a separate stereo op-amp IC, and the +/-350 uV offset keeps DC bias at the headphone terminal low enough to avoid speaker-pop on power-up.
تجویز کردہ
تجویز کردہ پروڈکٹس کا خلاصہ
کے لیے انجینئرنگ ریفرنس ڈیٹا TLV9352IDR — موازنہ، ڈیزائن رہنمائی، اور تعمیل کی معلومات۔
انتخاب کی گائیڈ
متبادلات کے ساتھ موازنہ
| پیرامیٹر | یہ پروڈکٹ | TLV9351IDBVR | TLV9354IDR | TLV9002IDR | OPA2192IDR |
|---|---|---|---|---|---|
| Package | 8-pin SOIC (D) | SOT-23-6 (DBV) | 14-pin SOIC (D) | 8-pin SOIC (D) | 8-pin SOIC (D) |
| Brand | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Number of Channels | 2 (Dual) | 1 (Single) | 4 (Quad) | 2 (Dual) | 2 (Dual) |
| Supply Voltage (Single, max) | 40 V | 40 V | 40 V | 18 V | 40 V |
| Gain-Bandwidth Product | 3.5 MHz | 3.5 MHz | 3.5 MHz | 1 MHz | 10 MHz |
| Slew Rate | 45 V/us | 45 V/us | 45 V/us | 10 V/us | 20 V/us |
| Input Offset Voltage (typ) | +/-350 uV | +/-350 uV | +/-350 uV | +/-450 uV | +/-5 uV |
| Operating Temperature Range | -40 °C to +125 °C | -40 °C to +125 °C | -40 °C to +125 °C | -40 °C to +125 °C | -40 °C to +125 °C |
| Output Stage | Rail-to-Rail (RRO) | Rail-to-Rail (RRO) | Rail-to-Rail (RRO) | Rail-to-Rail (RRO) | Rail-to-Rail (RRO) |
اہم امتیازی خصوصیات
- 40-V supply tolerance in SOIC-8 dual footprint (بمقابلہTLV9002IDR)
- 3.5-MHz bandwidth at 1 pA input bias for precision DC sensor interfaces (بمقابلہLM358)
- Same 8-pin SOIC pinout across the TLV935x family for simplified re-use (بمقابلہTLV9354IDR (quad, 14-pin SOIC))
ڈیزائن نوٹس
Decouple each supply pin (V+ pin 8, V-/GND pin 4) with a low-ESR 100 nF X7R ceramic capacitor placed within 5 mm of the package and a bulk 1 uF to 10 uF electrolytic or ceramic capacitor nearby. The TLV9352IDR can deliver up to +/-60 mA continuously - during heavy transient loads, the bulk capacitor prevents supply rail collapse. Estimated: at full 60 mA load and 40 V supply, switching events draw instantaneous current spikes that only a properly-sized bulk capacitor can supply. Per TI's TLV935x datasheet, supply decoupling is critical for preventing instability in RRO op amps.
Route high-impedance input traces (INA-, INA+, INB-, INB+) away from noisy output traces to avoid feedback oscillation. Use a guard ring tied to a low-impedance reference around the op-amp inputs when the source impedance exceeds 10 kohm; the TLV9352IDR's 1-pA typical input bias current makes guarding essential for sub-nA measurement circuits. Place both channels' input and feedback components symmetrically around pins 2-3 and 5-6. The exposed thermal pad is not present on SOIC-8 so no thermal pad stitching is required.
Do not apply input voltages that exceed either supply rail by more than 0.5 V, even though the TLV9352IDR has MUX-friendly rail-tolerant inputs. Per the TI datasheet, exceeding the absolute maximum differential input voltage of +/-5 V can permanently damage the input stage. For harsh industrial environments with potential transients beyond +/-5 V, add external series resistors (>=10 kohm) and clamp diodes (to supply rails). Also ensure the input common-mode voltage stays within the supply range; while the device tolerates rail input, operation outside the rails is not guaranteed.
When driving capacitive loads (>100 pF) at unity gain, add a series isolation resistor of 10 ohm to 100 ohm at the op-amp output to maintain phase margin. The TLV9352IDR's +/-60 mA output stage can drive 1 nF directly, but for capacitive loads beyond this, a snubber network (R-C in parallel from output to inverting input) is recommended to prevent ringing. For SAR ADC driver applications, minimize trace inductance between op-amp output and ADC input by placing the components within 10 mm of each other. Estimated: with 50 pF ADC input capacitance and 6-inch trace, ringing at 10 MHz can degrade SNR by 2-3 dB without proper isolation.
تعمیل کی معلومات
RoHS compliant per TI product page (2026-10-11 fetch). AEC-Q100 automotive qualification not listed - for automotive-grade dual op amp, consider the OPA2192IDR (AEC-Q100 qualified). Halogen-free per TI's standard product page datasheet designation.
