TLP7830(TP4 - 16-Bit Isolated Delta-Sigma Modulator | Toshiba
部品番号: TLP7830(TP4 ✓ 生産中| 数量 | 単価 | 小計 |
|---|---|---|
| 1 | $2.0562 | $2.06 |
| 10 | $2.0562 | $20.56 |
| 100 | $2.0562 | $205.62 |
| 500 | $2.0562 | $1,028.10 |
| 1,000 | $2.0562 | $2,056.20 |
TLP7830(TP4 概要
An optically isolated delta-sigma modulator is an isolation component that transfers a measured analog signal across a galvanic barrier using optical coupling. Unlike a conventional analog isolation amplifier, the TLP7830 family provides a digital serial output suited to microcontrollers, digital converters, and motor-control systems. Its isolation barrier helps prevent high-side or hazardous-circuit voltages from reaching low-side control electronics, while the serial format reduces analog signal-chain requirements downstream.
The verified listing identifies the device as a one-channel modulator with 16-bit resolution, serial data output, dual supply operation, and a 3 V to 5.5 V operating supply range. Toshiba lists the product under isolation amplifiers and isolated delta-sigma modulators, with motor phase current and voltage sensing applications. The package is identified as SO8L (LF4), and distributor listings describe it as an 8-pin surface-mount optocoupler.
The 5000 Vrms isolation rating is the principal verified safety-related specification. The serial output architecture can simplify connection to a digital controller, but system design must still account for supply sequencing, input signal range, clocking, data decoding, and isolation-rated PCB layout. The manufacturer datasheet should be consulted for the complete input range, timing, accuracy, propagation, isolation, and recommended application details before production release.
Typical use cases include three-phase inverter control, motor phase current monitoring, isolated voltage measurement, power-converter feedback, and industrial sensing systems. These applications benefit from the combination of a 16-bit modulator, digital output, and 5000 Vrms isolation, provided the external input network and controller interface are designed to the datasheet requirements.
For PCB implementation, keep high-side and low-side copper regions separated according to the datasheet isolation guidance, place bypass capacitors close to the supply pins, and route the serial interface away from the isolation barrier where practical. Verify absolute maximum ratings and creepage, clearance, package, and layout requirements before applying the device in a high-voltage system. This page combines verified distributor information, manufacturer classification, sourcing references, and design-oriented guidance rather than replacing the official datasheet.
ドロップイン代替品: TLP7830(TP4 — 同一パッケージでピン互換。PCBの作り直しが必要な異なるパッケージの部品は除外されています。
クイック比較ツール — 並列比較する代替部品を選択:
TLP7830(D4-TP4,E
✅ ドロップイン📋 参考代替品（カタログ未掲載）
TLP7830(TL,E
✅ ドロップイン📋 参考代替品（カタログ未掲載）
TLP7830(TP4 仕様
| Product Type | Optically isolated delta-sigma modulator |
| Isolation Voltage | 5000 Vrms |
| 分解能 | 16 bit |
| Number of Channels | 1 channel |
| Data Interface | Serial |
| 出力タイプ | Digital modulator output |
| 電源電圧 | 3 V to 5.5 V |
| Supply Configuration | Dual supply |
| パッケージ | SO8L (LF4) |
| Package Pin Count | 8 pins |
| 実装タイプ | Surface mount |
| Isolation Technology | Photocoupler |
| Application Category | Motor phase current and voltage sensing |
| Compliance | RoHS |
| Reel Packaging | Tape and reel |
| Product Class | Optically isolated amplifiers and isolated delta-sigma modulators |
| Manufacturer | Toshiba Semiconductor and Storage |
TLP7830(TP4 8 pins ピン配置ガイド
TLP7830(TP4 (8 pins パッケージ) のピン配置。 ピン番号、機能、接続図はメーカーのデータシートで定義されています。正確なフットプリントとはんだ付けのガイドラインについては、データシートを参照してください。
詳細なピン配置データはありません: TLP7830(TP4.
詳細は データシート をご参照ください。
主な用途
TLP7830(TP4 の用途: 6 件s: Motor Phase Current Sensing, Three-Phase Inverter Control, Isolated Voltage Measurement, Power Converter Feedback, Industrial Current Monitoring, Isolated Sensor Interface.
Motor Phase Current Sensing
The TLP7830(TP4 fits three-phase inverter systems that require a digitally isolated measurement channel for motor control. Its verified 16-bit resolution, serial output, and 5000 Vrms isolation help transfer phase-current information across a high-side or hazardous voltage domain without requiring a directly connected analog output. The modulator can feed a microcontroller or dedicated digital interface, provided the current-sense network and input bandwidth match the Toshiba datasheet. Designers should preserve the isolation boundary in the PCB layout and verify that the controller can decode the serial stream. The 3 V to 5.5 V supply range supports common low-voltage control rails, while the SO8L package keeps the isolator compact.
おすすめ
Three-Phase Inverter Control
TLP7830(TP4 is suited to isolated feedback channels in three-phase power inverters where phase voltage or current information must cross from a switching domain to a controller. The verified serial digital output can reduce dependence on long analog interconnects and support digital filtering or calibration in the receiving system. Its 16-bit nominal resolution provides a useful data format for current-control algorithms, while 5000 Vrms isolation supports the isolation architecture. The design must account for the switching environment, including common-mode transients, input filtering, supply bypass, and the exact timing defined by the Toshiba datasheet.
おすすめ
Isolated Voltage Measurement
The TLP7830(TP4 can be used when a voltage from a power-converter or industrial bus must be measured across a galvanic isolation boundary. Its optically isolated delta-sigma architecture converts the measurement into a 16-bit serial stream, allowing the receiving electronics to perform digital processing rather than carrying a sensitive analog signal across the barrier. The verified 5000 Vrms isolation and 3 V to 5.5 V operating range make the device appropriate for many isolated sensing architectures. Input range, accuracy, bandwidth, and safety-related creepage and clearance still require confirmation from the official manufacturer documentation.
おすすめ
Power Converter Feedback
TLP7830(TP4 is applicable to isolated feedback in power converters where the controller needs a digital representation of a measured quantity from a high-voltage or high-switching-node domain. The 16-bit serial modulator can be connected to a digital controller, while the isolation barrier helps separate the sensed power stage from low-voltage control logic. Compared with a purely analog isolation path, the digital output can improve noise immunity and simplify filtering. The system designer should verify input impedance, bandwidth, conversion timing, supply current, and isolation layout against the Toshiba datasheet before production.
おすすめ
Industrial Current Monitoring
The TLP7830(TP4 can support isolated current monitoring in industrial equipment where a measured signal originates in a high-energy circuit and must be interpreted by a low-voltage controller. Its optically isolated delta-sigma modulator provides a serial output while maintaining a stated 5000 Vrms isolation rating. This architecture is useful when the monitoring system needs repeatable digital data handling and when analog isolation would be difficult to route over long distances. The actual measurement bandwidth, accuracy, input range, and fault behavior must be selected from the official datasheet rather than inferred from the distributor summaries.
おすすめ
Isolated Sensor Interface
TLP7830(TP4 can serve as the isolation and digitization interface for a sensor front end that requires a serial digital result. The 16-bit modulator format can simplify the connection to a digital acquisition or control system, while the optical barrier helps isolate the sensor-side circuitry from the rest of the equipment. For a complete interface, engineers must select the input network, supply rails, serial clock, and controller protocol according to the Toshiba datasheet. PCB creepage, clearance, capacitor placement, and isolation-contour requirements should be reviewed before the design is released for high-voltage use.
おすすめ
おすすめ製品の概要
エンジニアリング参考データ: TLP7830(TP4 — 比較、設計ガイダンス、コンプライアンス情報。
選定ガイド
代替品との比較
| パラメータ | この製品 | TLP7830(D4-TP4,E | TLP7830(TL,E |
|---|---|---|---|
| Package | SO8L (LF4) | SO8L (LF4) / 8-SOIC class | SO8L (LF4) / 8-SOIC class |
| Brand | Toshiba | Toshiba | Toshiba |
| Product Type | Optically isolated delta-sigma modulator | Optically isolated delta-sigma modulator | Optically isolated amplifier/modulator family candidate |
| Supply Voltage | 3 V to 5.5 V | 3 V to 5.5 V | 3 V to 5.5 V |
| Data Interface | Serial | Serial | Serial |
主な差別化要因
- Digital isolated measurement output （vs TLP7830(TL,E)
- Verified isolation specification （vs TLP7830(D4-TP4,E)
- Motor and inverter sensing positioning （vs General-purpose isolated amplifier alternatives)
設計ノート
Treat the isolation barrier as a controlled layout boundary. Keep the isolation-side and logic-side copper, components, and test pads separated according to the Toshiba datasheet and the applicable working-voltage requirements. Place bypass capacitors close to the relevant supply pins, route the serial output away from the barrier where practical, and avoid placing high-voltage copper beneath the device unless the manufacturer package and creepage guidance explicitly permit it.
Use only the verified 3 V to 5.5 V supply range as the starting point for rail selection. Confirm the exact supply current, tolerance, startup behavior, and bypass requirements from the manufacturer datasheet. Because the TLP7830 converts an analog measurement into a serial digital stream, stable supplies and low-noise decoupling are important for repeatable system performance, particularly when the device is used near switching power stages.
Route the serial clock and data traces as a controlled digital interface, keeping them short and away from high-current switching nodes. Confirm the supported clock rate, data framing, timing margin, and input impedance from the Toshiba datasheet. Do not infer serial protocol behavior from the distributor description alone; the controller firmware and PCB should be validated against the manufacturer timing specifications.
コンプライアンス情報
RoHS is explicitly shown in the verified Mouser listing. REACH, lead-free status, halogen-free status, conflict-minerals information, and automotive qualification are not provided for this part.
