TLP7920(D4ALF1,F

Instrumentation, Op Amps, Buffer Amps Overview

The TLP7920(D4ALF1,F is a single-channel optically coupled isolation amplifier manufactured by Toshiba Semiconductor and Storage. It provides galvanic isolation between input and output circuits using an optical link, ensuring signal integrity in high-noise environments. The device operates within a supply voltage range of 3 V to 5.5 V and features a bandwidth of 230 kHz with a common-mode rejection ratio of 80 dB. It utilizes a DIP-8 package and supports an operating temperature range from -40°C to +105°C.

Instrumentation, Op Amps, Buffer Amps Feature Summary

• Provides electrical isolation via an internal optical coupling mechanism for noise immunity
• Delivers analog output signals with high common-mode rejection capabilities
• Operates reliably across extended industrial temperature ranges

Instrumentation, Op Amps, Buffer Amps Applications

• Industrial process control systems requiring isolated sensor interfaces
• Medical equipment needing patient isolation protection
• Power monitoring circuits in energy management systems

Instrumentation, Op Amps, Buffer Amps Procurement Notes

Verify the specific suffix (D4ALF1) against official Toshiba documentation to confirm pinout compatibility and insulation ratings. Ensure the component meets required safety certifications for your application region. Cross-reference datasheet revisions to confirm material composition and RoHS compliance status before finalizing procurement orders.

Instrumentation, Op Amps, Buffer Amps Selection Notes

Select this component when high-voltage isolation is required for precision analog signal transmission. Consider the 230 kHz bandwidth and low input bias current for applications demanding accurate signal fidelity. Evaluate the DIP-8 package constraints against available PCB space and thermal management requirements for the target design environment.

Instrumentation, Op Amps, Buffer Amps Part Context

This part belongs to the TLP7920 series of optically coupled isolation amplifiers. The series is designed to replace traditional transformer-based isolators in compact designs. Toshiba positions these devices for applications where small size, low power consumption, and high reliability are critical factors in system architecture.

Instrumentation, Op Amps, Buffer Amps Replacement Considerations

Consult official Toshiba substitution guides for verified equivalents. Generic opto-isolator amplifiers may not match the specific gain accuracy or CMRR specifications. Verify that any substitute maintains the same DIP-8 footprint and insulation voltage ratings.