DCL521C00(T,E(O

Overview

The DCL521C00(T,E(O is a general-purpose digital isolator manufactured by Toshiba Semiconductor and Storage. It features two independent channels with a data rate of 150 Mb/s and an isolation voltage of 3000 Vrms. The device utilizes magnetic coupling technology and operates within a supply voltage range of 2.25 V to 5.5 V. Key electrical parameters include a propagation delay of 10 ns, a common-mode transient immunity (CMTI) of 100 kV/µs, and a pulse width distortion of 0.8 ns. It functions without an isolated power supply and supports an operating temperature range from -40°C to +125°C.

Feature Summary

• Utilizes magnetic coupling technology for signal transmission across the isolation barrier
• Provides high common-mode transient immunity to maintain signal integrity in noisy environments
• Operates without requiring an isolated power supply on the output side
• Supports bidirectional or unidirectional data flow depending on channel configuration

Applications

• Industrial automation systems requiring galvanic isolation
• Medical equipment needing reliable signal separation
• Power electronics interfaces for motor control circuits
• Communication gateways isolating different voltage domains

Procurement Notes

Verify the specific suffix designation when ordering, as packaging options such as tape and reel may vary. Confirm availability status directly with authorized distributors, as supply constraints can affect lead times. Ensure that the selected variant matches the required insulation voltage and channel count for the intended application design.

Selection Notes

Select this component when high-speed data transmission up to 150 Mbps is required alongside robust isolation capabilities. Consider the 8-SOIC package dimensions for PCB layout compatibility. Evaluate the thermal performance within the specified operating temperature range to ensure long-term reliability in demanding industrial or automotive environments.

Part Context

This part belongs to the DCL52xx00 series of digital isolators from Toshiba. These devices are designed to replace traditional optocouplers in applications requiring higher speed and better reliability. The series offers various channel configurations and isolation voltages to suit diverse interface needs.

Replacement Considerations

Direct substitutes include other Toshiba models within the DCL52xx00 family, such as DCL521D00(T,E(S, which shares similar electrical characteristics but may differ in packaging or minor parameter tolerances. Verify pinout compatibility before substitution.