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Product Detailed Parameters
- Description：OPTOISO 5.3KV TRANS W/BASE 6-SMD
- Series：-
- Mfr：onsemi
- Package：Tape & Reel (TR)
- Number of Channels：1
- Voltage - Isolation：5300Vrms
- Current Transfer Ratio (Min)：10% @ 10mA
- Current Transfer Ratio (Max)：-
- Turn On / Turn Off Time (Typ)：2µs, 2µs
- Rise / Fall Time (Typ)：-
- Input Type：DC
- Output Type：Transistor with Base
- Voltage - Output (Max)：30V
- Current - Output / Channel：-
- Voltage - Forward (Vf) (Typ)：1.18V
- Current - DC Forward (If) (Max)：100 mA
- Vce Saturation (Max)：500mV
- Operating Temperature：-55°C ~ 100°C
- Mounting Type：Surface Mount
- Package / Case：6-SMD, Gull Wing
- Supplier Device Package：6-SMD
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Overview
The 4N283SD is a single-channel transistor output optocoupler manufactured by onsemi. It features an infrared LED coupled to an NPN phototransistor with a base lead for sensitivity control. The device provides high isolation voltage and is designed for general-purpose signal isolation in digital communication and industrial control applications.
Feature Summary
- Integrates an infrared emitting diode with an NPN phototransistor having a base terminal for external biasing or sensitivity adjustment
- Provides galvanic isolation between input and output circuits to protect sensitive components from voltage spikes
- Utilizes a surface-mount package design suitable for automated assembly processes
Applications
- Digital signal isolation in microcontroller interfaces
- Industrial control system input/output modules
- Power supply feedback loops for voltage regulation
Procurement Notes
Verify the specific suffix SD indicates the tape and reel packaging configuration when ordering. Confirm that the component meets required isolation voltage standards for the target application environment. Check for any recent process change notifications regarding manufacturing sites or material composition updates before finalizing procurement plans.
Selection Notes
Select this component when a surface-mount solution with base-controlled phototransistor sensitivity is required. Consider the forward voltage drop of the internal LED and the collector-emitter saturation voltage for logic level compatibility. Ensure the operating temperature range aligns with the environmental conditions of the end equipment.
Part Context
This part belongs to the family of transistor output optoisolators produced by onsemi. These devices are commonly used to transfer digital signals across isolated barriers while maintaining electrical safety standards. The 4N283SD variant specifically offers surface-mount convenience compared to through-hole alternatives.
Replacement Considerations
Direct replacements may include other 6-SMD transistor output optocouplers with similar isolation ratings and pin configurations. Verify pinout compatibility and electrical characteristics such as current transfer ratio before substituting.
