H11A1-X007

Overview

The H11A1-X007 is a single-channel transistor output optocoupler manufactured by Vishay Semiconductor Opto Division. It features an NPN phototransistor output and operates with a minimum current transfer ratio of 20%. The device supports a maximum forward current of 60 mA with a typical forward voltage of 1.5 V. Electrical ratings include a maximum collector-emitter voltage of 30 V, a maximum collector current of 1 mA, and a collector-emitter saturation voltage of 400 mV. The unit provides an insulation voltage of 5300 Vrms and has a power dissipation rating of 200 mW. It functions within a temperature range of -55°C to +100°C.

Feature Summary

• Provides electrical isolation via an infrared LED and NPN phototransistor pair
• Features base connection on the phototransistor for improved switching speed control
• Designed for general-purpose signal isolation in digital circuits

Applications

• Digital signal isolation between microcontrollers and peripheral devices
• Interface circuits for solid-state relays
• Isolation in industrial control systems

Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm RoHS compliance status and specific packaging configuration prior to ordering. Ensure that the procurement source provides valid traceability documentation. Cross-reference the full part number including suffixes to match exact specifications. Validate supply chain integrity to avoid counterfeit components.

Selection Notes

Select this component when high isolation voltage is required for single-channel applications. Consider the 20% minimum CTR for logic level interfacing. Evaluate thermal management requirements given the 200 mW power dissipation limit. Ensure the operating temperature range meets environmental constraints. Verify package compatibility with existing PCB footprint designs.

Part Context

This component belongs to the H11A series of transistor output optocouplers from Vishay. These devices are designed for general-purpose isolation tasks. The series offers various pin configurations and packaging options. The H11A1 variant specifically utilizes a standard DIP-6 package format. It serves as a foundational component for basic isolation needs.

Replacement Considerations

Public confirmed substitute part numbers include H11A2XSM. Verify pinout compatibility and electrical parameters before substitution.