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AT3H4B-CuH-S AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

AT3H4B-CuH-S product

AT3H4B-CuH-S

Photovoltaic Output

OptocouplerTransistor OutputSSOP4Isolation

The AT3H4B-CuH-S is a high-performance SSOP4 photo transistor optocoupler from AOTE, offering 3750Vrms isolation and a 100-300% CTR range.

Best for

  • Industrial automation
  • Smart meters
  • Power supply design

Avoid if

  • Applications requiring extreme high-speed switching beyond the specified cut-off frequency

Check before use

  • Verify the CTR classification (B grade: 100-300%) matches your circuit gain requirements.

Key specifications

Isolation Voltage
3750 Vrms
CTR Range
100-300%
VCEO
80 V

Compliance & Environment

RoHS
Compliant
REACH
Compliant
MSL
1
ECCN
-
HTSUS
-

Application

Industrial AutomationPower Systems

Datasheet

7a5d4e30d33eaee84ff03c4eaadab133_2407181451_AOTE-AT3H4B-CuH-S_C20612635.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for AT3H4B-CuH-S: KiCad symbol & footprint, Altium footprint, PCB footprint, and 3D model.

EDA Symbol
Schematic symbol for your EDA tool
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PCB Footprint
Land pattern for PCB layout
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3D Model
STEP file for mechanical design
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KiCad Library
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Alternative components

Alternatives are being enriched. Analyze this part in PartGenie for the latest matches.

Design and risk insights

Questions & answers

It is a photo transistor optocoupler in an SSOP4 package, designed for reliable electrical isolation in industrial and consumer electronic applications.