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ISO1H811G from INFINEON

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ISO1H811G

Manufacturer: INFINEON, LNFINEON

Coreless Transformer Isolated Digital Output 8 Channel 0.625A High-Side Switch

Partnumber Manufacturer Quantity Availability
ISO1H811G INFINEON, LNFINEON 1721 In Stock

Description and Introduction

Coreless Transformer Isolated Digital Output 8 Channel 0.625A High-Side Switch The ISO1H811G is a digital isolator manufactured by Infineon Technologies. Below are the factual specifications, descriptions, and features from Ic-phoenix technical data files:

### **Specifications:**  
- **Manufacturer:** Infineon Technologies  
- **Part Number:** ISO1H811G  
- **Type:** Digital Isolator  
- **Isolation Voltage:** 5000 Vrms (UL 1577 certified)  
- **Data Rate:** Up to 100 Mbps  
- **Number of Channels:** 1 (unidirectional)  
- **Input Supply Voltage (VCC1):** 2.7 V to 5.5 V  
- **Output Supply Voltage (VCC2):** 3.0 V to 5.5 V  
- **Propagation Delay:** 11 ns (typical)  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** SOIC-8 (Small Outline Integrated Circuit)  

### **Descriptions:**  
- The ISO1H811G is a high-speed, single-channel digital isolator designed for signal isolation in industrial, automotive, and communication applications.  
- It provides reinforced galvanic isolation between input and output circuits, ensuring safety and noise immunity.  
- The device supports a wide supply voltage range, making it suitable for interfacing between different logic levels.  

### **Features:**  
- High-speed data transmission (up to 100 Mbps)  
- Low propagation delay (11 ns typical)  
- High common-mode transient immunity (CMTI)  
- Low power consumption  
- Wide operating temperature range (-40°C to +125°C)  
- UL 1577, VDE, and CQC certified for safety isolation  
- Robust ESD protection  

This information is based solely on the manufacturer's datasheet and technical documentation.

Application Scenarios & Design Considerations

Coreless Transformer Isolated Digital Output 8 Channel 0.625A High-Side Switch

Alternative Part Number

  • SI8230BB-D-IS --: Isolated gate driver with similar isolation and drive capability, suitable functional replacement in many switching applications.
  • ADuM4223ARWZ --: Dual-channel isolated gate driver offering comparable isolation voltage and drive strength for power switching designs.
  • TLP521-1 --: Optocoupler-based isolation alternative for lower-power isolated control interfaces, though drive capability is lower and circuit review is required.
  • UCC21520DW --: Isolated dual-channel gate driver with reinforced isolation, widely used as a functional substitute in isolated switch circuits.

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