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SFH6156-3T

Name: SFH6156-3T
Rating: 4.7 (12 reviews)

OPTOISOLTR 5.3KV 1CH TRANS 4-SMD

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資料表 SFH6156-3T DataSheet
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規格

Part Status	Active
Number of Channels	1
Voltage - Isolation	5300Vrms
Current Transfer Ratio (Min)	100% @ 10mA
Current Transfer Ratio (Max)	200% @ 10mA
Turn On / Turn Off Time (Typ)	3µs, 2.3µs
Rise / Fall Time (Typ)	2µs, 2µs
Input Type	DC
Output Type	Transistor
Voltage - Output (Max)	70V
Current - Output / Channel	50mA
Voltage - Forward (Vf) (Typ)	1.25V
Current - DC Forward (If) (Max)	60 mA
Vce Saturation (Max)	400mV
Operating Temperature	-55°C ~ 100°C
Mounting Type	Surface Mount
Package / Case	4-SMD, Gull Wing
Supplier Device Package	4-SMD
Base Product Number	SFH6156

概述

Description

The SFH6156-3T is an optocoupler, specifically a phototransistor optocoupler, designed for electrical isolation between circuits while allowing signal transmission. It typically consists of a light-emitting diode (LED) and a phototransistor housed in a single package. The device is used in various applications such as data communication, signal isolation, and switching power supplies.
Key features of the SFH6156-3T include a high isolation voltage (typically around 5 kV), a wide operating temperature range, and a compact package design that facilitates easy integration into electronic systems. Its phototransistor output provides a high current gain, enabling efficient signal transfer with minimal distortion.
The SFH6156-3T is commonly utilized in microcontroller interfacing, industrial automation, and consumer electronics, where it helps protect sensitive components from voltage spikes and noise. Its reliability and performance make it a popular choice in various electronic circuit designs.

Features

The SFH6156-3T is an optocoupler (also known as an opto-isolator) that features a phototransistor output and is designed for signal isolation. Key features include:
1. Isolation Voltage: Provides high isolation voltage of up to 5000 VRMS, ensuring safe operation in high-voltage environments.
2. Input Current: Operates with a low forward current of around 10 mA for the LED input, making it efficient.
3. Switching Speed: Offers fast switching speeds, typically up to 30 kHz, suitable for various digital applications.
4. Collector-Emitter Voltage: Supports a maximum collector-emitter voltage of 50 V.
5. Compact Package: Available in a 6-pin DIP or an SMD package, enabling easy integration into various circuit designs.
6. Temperature Range: Operates effectively across a wide temperature range from -40°C to +100°C.
These features make the SFH6156-3T suitable for applications such as data communication, microcontroller interfacing, and power supply isolation.

Package

The SFH6156-3T is packaged in a 4-lead DIP (Dual In-line Package) format.

Pinout

The SFH6156-3T is an optocoupler with a total of 6 pins. Its pin configuration and functions are as follows:
1. Anode (A) - Connects to the positive side of the input circuit for the LED.
2. Cathode (K) - Connects to the negative side of the input circuit for the LED.
3. Emitter (E) - The output side of the phototransistor; it is connected to the ground or reference point in the output circuit.
4. Collector (C) - The output side of the phototransistor; it connects to the load or output circuit.
5. Base (B) - This pin can be used to control the gain of the phototransistor and can be left open in many applications.
6. NC (Not Connected) - This pin is not connected to any internal circuitry and is typically left unconnected.
The SFH6156-3T is commonly used for signal isolation in various applications, enabling the safe transfer of signals between different voltage levels.

Manufacturer

The SFH6156-3T is manufactured by Vishay Intertechnology, Inc. Vishay is a global manufacturer of discrete semiconductors and passive electronic components. Founded in 1962, the company is known for its wide range of products, including diodes, transistors, capacitors, resistors, and optoelectronics, such as the SFH6156-3T, which is an optocoupler. Vishay serves various industries, including automotive, industrial, consumer electronics, and telecommunications, focusing on providing high-performance components for diverse applications. With a commitment to innovation and quality, Vishay plays a significant role in the electronics industry.

Application

The SFH6156-3T is an optocoupler used in various applications, including data communication, isolation in power supplies, and signal transmission. Its primary areas include industrial automation, consumer electronics, medical devices, and automotive systems, where electrical isolation between high-voltage and low-voltage circuits is essential. It enhances safety and signal integrity in these environments.

Equivalent

Equivalent products to the SFH6156-3T optoisolator include the HCPL-2601, H11B1, and TLP-221. These alternatives provide similar isolation voltage and performance characteristics. Always verify specifications for compatibility in your specific application.