H11L1SM

Logic Output Optoisolators Overview

The H11L1SM is a single-channel surface-mount Schmitt Trigger Optically Coupled Isolator manufactured by Isocom Components. It integrates a gallium arsenide infrared emitting diode with a logic output stage. The device features an open collector output and supports AC input signals. Key electrical parameters include a maximum forward voltage of 1.5V, a typical rise time of 0.1μs, and a typical fall time of 0.1μs. It provides an isolation voltage of 5000Vrms and operates within a temperature range of -55°C to 100°C. The component is housed in a 6-pin SMD package.

Logic Output Optoisolators Feature Summary

• Integrates a Schmitt Trigger for noise immunity and clean digital signal transmission
• Supports direct AC input without requiring external rectification circuitry
• Provides high-voltage electrical isolation between input and output circuits

Logic Output Optoisolators Applications

• Microprocessor system interfacing
• Industrial control logic isolation
• Power supply protection circuits

Logic Output Optoisolators Procurement Notes

Verify the specific manufacturer designation, as the H11L1SM part number may be sourced from multiple suppliers including Onsemi or Toshiba equivalents. Confirm that the received components match the required 6-SMD package and RoHS compliance status. Ensure the datasheet aligns with the specific lot markings and performance specifications required for your design integration.

Logic Output Optoisolators Selection Notes

Select this component when AC input compatibility is required alongside fast switching speeds. The integrated Schmitt Trigger eliminates the need for external conditioning circuits. Verify that the 5000Vrms isolation rating meets safety standards for the target application environment. Consider the 6-pin SMD footprint constraints during PCB layout planning.

Logic Output Optoisolators Part Context

This device belongs to the H11L1 series of optocouplers designed for microprocessor-compatible applications. It serves as a digital isolator solution where signal integrity and speed are critical. The series is widely used in industrial and consumer electronics for galvanic isolation.

Logic Output Optoisolators Replacement Considerations

H11L1SR2M

Logic Output Optoisolators FAQ

Does the H11L1SM require external rectification for AC inputs?

No, the internal configuration allows it to accept AC input signals directly.

What type of output stage does this optocoupler use?

It utilizes an open collector logic output stage.