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EL3H7(I)-G
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Product Detailed Parameters
- Description：OPTOISO 3.75KV 1CH TRANS 4-SSOP
- Series：-
- Mfr：Everlight Electronics Co Ltd
- Package：Tube
- Number of Channels：1
- Voltage - Isolation：3750Vrms
- Current Transfer Ratio (Min)：63% @ 10mA
- Current Transfer Ratio (Max)：125% @ 10mA
- Turn On / Turn Off Time (Typ)：-
- Rise / Fall Time (Typ)：5µs, 3µs
- Input Type：DC
- Output Type：Transistor
- Voltage - Output (Max)：80V
- Current - Output / Channel：50mA
- Voltage - Forward (Vf) (Typ)：1.2V
- Current - DC Forward (If) (Max)：50 mA
- Vce Saturation (Max)：200mV
- Operating Temperature：-55°C ~ 110°C
- Mounting Type：Surface Mount
- Package / Case：4-SOIC (0.173", 4.40mm Width)
- Supplier Device Package：4-SSOP
- Grade：-
- Qualification：-
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Overview
The EL3H7(I)-G is a single-channel transistor output optocoupler manufactured by Everlight Electronics. It features an infrared emitting diode optically coupled to an NPN phototransistor detector, encapsulated in green compound. The device provides a high isolation voltage of 3750 Vrms and operates within a temperature range of -55°C to +110°C. It is housed in a tube package and carries the Mouser part number 638-EL3H7IG.
Feature Summary
- Provides electrical isolation between input and output circuits via optical coupling
- Utilizes an NPN phototransistor for signal transmission
- Designed for operation across extended industrial temperature ranges
Applications
- General purpose signal isolation
- Industrial control systems
- Consumer electronics interfaces
Procurement Notes
Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm RoHS compliance status as indicated in official documentation. Note that this specific part number may be discontinued; check current lifecycle status before integration into new designs. Ensure storage conditions meet moisture sensitivity level requirements upon receipt.
Selection Notes
Select this component when high voltage isolation is required in compact surface-mount applications. Verify that the NPN output configuration matches the receiving circuit requirements. Consider the operating temperature range suitability for the intended environment. Check availability status due to potential discontinuation.
Part Context
This component belongs to the EL3H7-G series of ultra-small SSOP optocouplers from Everlight Electronics. The series includes various suffixes indicating different packaging or performance grades. The EL3H7-I variant specifically denotes a particular Current Transfer Ratio (CTR) binning within the broader product family.
Replacement Considerations
Publicly confirmed substitute part numbers are not available in the provided source data. Consult Everlight Electronics for current equivalent recommendations or updated series replacements.
