TLP7830(D4-TP4
TLP7830(D4-TP4 - 16-Bit Isolated Delta-Sigma Modulator
The Toshiba Semiconductor and Storage TLP7830(D4-TP4 is a single-channel, optically isolated delta-sigma modulator with a digital output, 16-bit resolution, and 5000 Vrms isolation. It is supplied in an 8-pin SOIC-compatible package for industrial sensing and control systems. According to the Toshiba product page and distributor records, the device is intended for motor phase-current and voltage sensing, inverter current and voltage sensing, and other applications that transmit analog measurements across a galvanic-isolation barrier.
An optically isolated delta-sigma modulator is a signal-chain interface that converts an analog input into a high-resolution serial bitstream while electrically isolating the input side from the output side. The modulator belongs to the broader isolation-amplifier and isolated-data-converter hierarchy, combining sensor conditioning, digital conversion, and reinforced isolation in one package. This makes it useful where a measured voltage must cross a high-potential barrier without a direct conductive connection.
The verified product information identifies a serial interface, 16-bit resolution, one channel, dual supply operation, and an SO8L package designation. The manufacturer describes the family as a high-speed digital modulator for serial data transmission. Its digital output allows the received bitstream to be processed by a microcontroller, DSP, or dedicated digital interface, while the isolation barrier supports protection and signal-transfer requirements in power-conversion equipment.
The main engineering consideration is that the exact input range, supply-current limits, timing, bandwidth, accuracy, propagation behavior, and pin-level functions are not present in the supplied verified records. Those parameters must be confirmed from the official TLP7830 datasheet before schematic capture, PCB layout, firmware configuration, or production release. The distributor listings also identify package naming variations such as 8-SO and SO8L, so engineers should confirm the exact ordering code and mechanical drawing.
Typical use cases include three-phase inverter control, motor phase-current monitoring, isolated voltage measurement, industrial power conversion, and digital control systems. The device is especially relevant where a sampled analog quantity must be transferred across an isolation barrier and converted into data that a digital controller can process. The isolation rating, serial format, resolution, and package are the primary selection parameters confirmed by the supplied data.
For PCB implementation, preserve the isolation barrier, place input and output return paths according to the manufacturer layout guidance, and verify whether the selected package uses the SO8 or SO8L creepage and clearance dimensions. Do not infer pin functions from the generic isolated-amplifier category; use the official pinout and application information. The available distributor results show active or stocked offerings from multiple channels, but pricing, stock, lead time, and lifecycle status should be confirmed at the time of quotation.
This page consolidates the verified Toshiba and distributor information, isolates the confirmed product identity and package details, identifies application-fit questions, and records unverified technical parameters as data-needed rather than guessing. It is intended to support initial component search, datasheet retrieval, sourcing checks, and engineering review.
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