EL3H7(D)(TB)-VG

Transistor, Photovoltaic Output Optoisolators Overview

The EL3H7(D)(TB)-VG is a single-channel transistor output optocoupler manufactured by Everlight Electronics. It features an NPN phototransistor output and provides an isolation voltage of 3750 Vrms. The device operates within a temperature range of -55°C to +110°C. It is housed in a compact surface-mount package, specifically the 4-SSOP form factor with a tape and reel packaging configuration for automated assembly.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Provides high-voltage electrical isolation between input and output circuits
• Utilizes an NPN phototransistor for digital signal transmission
• Designed for surface-mount technology applications

Transistor, Photovoltaic Output Optoisolators Applications

• Industrial control systems requiring galvanic isolation
• Consumer electronics power supply feedback loops
• Microcontroller interface circuits for noise immunity

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific Current Transfer Ratio (CTR) bin associated with the suffix D, as performance varies across the EL3H7 family. Confirm the SSOP package dimensions match the target PCB footprint. Ensure the tape and reel specifications align with pick-and-place equipment requirements. Check RoHS compliance documentation for the specific manufacturing batch.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when a low-profile surface-mount solution is required for single-channel isolation. Compare the CTR specifications against other variants like the A or B series to ensure adequate gain for the application load. Consider the operating temperature range if the environment exceeds standard commercial limits. Verify that the 3750 Vrms isolation rating meets safety standards for the intended circuit.

Transistor, Photovoltaic Output Optoisolators Part Context

This part belongs to the EL3H7 family of ultra-small phototransistor optocouplers from Everlight. The family includes various packages such as SOIC and SSOP, with different CTR bins denoted by letters. The VG suffix typically indicates specific packaging and environmental compliance attributes defined by the manufacturer.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Direct substitutes include other EL3H7 variants with compatible pinouts, such as EL3H7(A)(TB)-VG or EL3H7(C)(TB)-VG, provided their CTR ranges suit the design. Generic replacements must match the 4-pin SSOP outline and 3750 Vrms isolation rating.