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Product Detailed Parameters
- Description：OPTOISO 3.75KV 1CH TRANS 4-SOP
- Series：NEPOC
- Mfr：Renesas Electronics Corporation
- Package：Strip
- Number of Channels：1
- Voltage - Isolation：3750Vrms
- Current Transfer Ratio (Min)：50% @ 5mA
- Current Transfer Ratio (Max)：400% @ 5mA
- Turn On / Turn Off Time (Typ)：-
- Rise / Fall Time (Typ)：10µs, 10µs
- Input Type：DC
- Output Type：Transistor
- Voltage - Output (Max)：120V
- Current - Output / Channel：30mA
- Voltage - Forward (Vf) (Typ)：1.1V
- Current - DC Forward (If) (Max)：50 mA
- Vce Saturation (Max)：300mV
- Operating Temperature：-55°C ~ 100°C
- Mounting Type：Surface Mount
- Package / Case：4-SMD, Gull Wing
- Supplier Device Package：4-SOP
- Grade：-
- Qualification：-
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Overview
The PS2703-1-V-A is a single-channel transistor output optocoupler manufactured by Renesas Electronics. It integrates a Gallium Arsenide (GaAs) infrared emitting diode and an NPN silicon phototransistor within a plastic SOP-4 package. The device provides high isolation voltage of 3,750 Vrms and supports a maximum collector-emitter voltage of 120 V. It features a typical current transfer ratio of 150% with a forward current rating of 50 mA. The component operates within a temperature range of -55°C to +100°C.
Feature Summary
- High isolation voltage capability for safe signal transmission across isolated circuits
- Integrated shield effect in the SOP package to block ambient light interference
- High-speed switching performance suitable for rapid signal processing applications
Applications
- Hybrid IC designs requiring compact isolation solutions
- Telephone and fax machine interface circuits
- Programmable logic controllers (PLCs)
Procurement Notes
Verify compliance requirements such as RoHS status and lead finish specifications against project constraints. Confirm that the SOP-4 package dimensions align with PCB layout guidelines. Ensure thermal management strategies accommodate the specified operating temperature range during integration.
Selection Notes
Select this component when high collector-emitter voltage and robust isolation are required in a small form factor. Consider the specific current transfer ratio characteristics for driving load requirements. Evaluate the package type suitability for automated assembly processes compared to alternative mounting styles.
Part Context
This part belongs to the PS2703 series of high isolation voltage optocouplers. The series includes variants like PS2703-1-E4 and PS2703-1-L-A, offering similar functional architectures with variations in packaging or regulatory approvals. These devices are designed for high-density applications where space efficiency and electrical safety are critical.
Replacement Considerations
Cross-reference with PS2703-1-V-E4 or PS2703-1-L-A for equivalent functionality. Verify pinout compatibility and insulation voltage ratings before substitution. Check for differences in approval certifications if specific regulatory compliance is mandated.
