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SFH6156-3 from SIEMENS

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SFH6156-3

Manufacturer: SIEMENS

Optocouplers

Partnumber Manufacturer Quantity Availability
SFH6156-3,SFH61563 SIEMENS 30 In Stock

Description and Introduction

Optocouplers The **SFH6156-3** is an optocoupler manufactured by **SIEMENS** (now part of **Infineon Technologies**). Below are its key specifications, descriptions, and features based on factual data:

### **Specifications:**
- **Type:** Phototransistor Optocoupler  
- **Isolation Voltage:** 5.3 kV (RMS)  
- **Collector-Emitter Voltage (VCEO):** 70 V  
- **Collector Current (IC):** 50 mA  
- **Current Transfer Ratio (CTR):** 50% (min) at IF = 5 mA  
- **Input Forward Current (IF):** 60 mA (max)  
- **Forward Voltage (VF):** 1.65 V (typ) at IF = 10 mA  
- **Switching Time (tON / tOFF):** 3 μs / 4.7 μs (typ)  
- **Operating Temperature Range:** -55°C to +100°C  
- **Package:** DIP-6  

### **Description:**
- The **SFH6156-3** is a high-reliability optocoupler designed for signal isolation in industrial and automotive applications.  
- It consists of a **GaAs infrared LED** optically coupled to a **silicon NPN phototransistor**.  
- Provides **electrical isolation** between input and output circuits.  

### **Features:**
- **High isolation voltage (5.3 kV)** for safety compliance.  
- **Fast switching speed** suitable for digital signal transmission.  
- **Wide operating temperature range** for harsh environments.  
- **Low power consumption** with efficient CTR performance.  
- **Compact DIP-6 package** for easy PCB mounting.  

This information is sourced from official SIEMENS/Infineon documentation. No additional recommendations or guidance are included.

Application Scenarios & Design Considerations

Optocouplers

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