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EL354(A)(TB)-V
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Product Detailed Parameters
- Description：OPTOISO 3.75KV 1CH TRANS 4-SOP
- Series：-
- Mfr：Everlight Electronics Co Ltd
- Package：Tape & Reel (TR)
- Number of Channels：1
- Voltage - Isolation：3750Vrms
- Current Transfer Ratio (Min)：50% @ 1mA
- Current Transfer Ratio (Max)：150% @ 1mA
- Turn On / Turn Off Time (Typ)：-
- Rise / Fall Time (Typ)：6µs, 8µs
- Input Type：AC, DC
- Output Type：Transistor
- Voltage - Output (Max)：80V
- Current - Output / Channel：-
- Voltage - Forward (Vf) (Typ)：1.2V
- Current - DC Forward (If) (Max)：50 mA
- Vce Saturation (Max)：200mV
- Operating Temperature：-55°C ~ 100°C
- Mounting Type：Surface Mount
- Package / Case：4-SMD, Gull Wing
- Supplier Device Package：4-SOP (2.54mm)
- Grade：-
- Qualification：-
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Overview
The EL354(A)(TB)-V is a single-channel optocoupler featuring an infrared LED input and an NPN phototransistor output. It provides 3750 Vrms isolation voltage between input and output circuits. The device supports both AC and DC input signals, with a typical forward voltage of 1.2V and a maximum DC forward current of 50 mA. The phototransistor output can withstand a maximum voltage of 80V. Current transfer ratio ranges from 50% to 150% at 1mA input. Operating temperature spans -55°C to 100°C.
Feature Summary
- Provides electrical isolation via infrared LED and phototransistor pair
- Supports AC and DC input signal transmission
- High isolation voltage rating for safety compliance
Applications
- Digital logic signal transmission and conversion
- Power supply control and switching circuits
- Electrical insulation between circuit stages
- Impedance transformation between systems
Procurement Notes
Verify the specific suffix (A)(TB)-V matches required isolation and package specifications. Confirm RoHS compliance status through official documentation. Check lead time and availability directly with authorized distributors or Everlight Electronics. Ensure storage conditions align with semiconductor handling standards to maintain component integrity prior to assembly.
Selection Notes
Select this component when high isolation voltage is required for AC/DC input applications. Consider the 80V output voltage limit and 50mA input current capability during circuit design. Verify compatibility with SOP-4 footprint constraints. Evaluate thermal performance within the -55°C to 100°C operating range for target environment suitability.
Part Context
This part belongs to Everlight's transistor output optocoupler series. It integrates an infrared emitting diode and an NPN phototransistor in a compact SOP-4 package. The design enables efficient electro-optical-electro conversion while maintaining galvanic isolation. It serves as a standard solution for signal coupling in industrial and consumer electronics requiring reliable electrical separation.
Replacement Considerations
Cross-reference with other Everlight EL354 variants such as EL354(A)-V or EL354(TB)-V for pin-compatible alternatives. Verify identical isolation ratings and output characteristics before substitution. Consult official datasheets to confirm functional equivalence in specific circuit configurations.
