TLP7830(TP4 - 16-Bit Isolated Delta-Sigma Modulator | Toshiba
料号： TLP7830(TP4 ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 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 概述
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.
直接替换替代料： TLP7830(TP4 ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
快速对比工具——选择替代料号进行并排对比：
TLP7830(D4-TP4,E
✅ 直接替换📋 参考替代料（不在目录中）
TLP7830(TL,E
✅ 直接替换📋 参考替代料（不在目录中）
TLP7830(TP4 规格参数
| Product Type | Optically isolated delta-sigma modulator |
| Isolation Voltage | 5000 Vrms |
| 分辨率 | 16 bit |
| Number of Channels | 1 channel |
| Data Interface | Serial |
| 输出类型 | Digital modulator output |
| 电源电压 | 3 V to 5.5 V |
| Supply Configuration | Dual supply |
| 封装 | SO8L (LF4) |
| Package Pin Count | 8 pins |
| 安装类型 | 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 引脚配置指南
TLP7830(TP4（8 pins 封装）的引脚配置。 引脚编号、功能和连接图在制造商数据手册中定义。请参阅该手册以了解确切的封装尺寸和焊接指南。
暂无详细引脚数据： TLP7830(TP4.
请参阅 数据手册 以查看完整引脚配置。
典型应用
TLP7830(TP4 适用于 6 应用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.
推荐
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.
推荐
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.
推荐
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.
推荐
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.
推荐
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.
推荐
推荐产品汇总
工程参考数据： TLP7830(TP4 ——对比、设计指导和合规信息。
选型指南
与替代料对比
| 参数 | 本产品 | 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 |
关键差异点
- Digital isolated measurement output （对比 TLP7830(TL,E)
- Verified isolation specification （对比 TLP7830(D4-TP4,E)
- Motor and inverter sensing positioning （对比 General-purpose isolated amplifier alternatives)
设计说明
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.
合规信息
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.
