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LT1641 from LT

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LT1641

Manufacturer: LT

Positive High Voltage Hot Swap Controller

Partnumber Manufacturer Quantity Availability
LT1641 LT 2275 In Stock

Description and Introduction

Positive High Voltage Hot Swap Controller The LT1641 is a hot swap controller manufactured by Linear Technology (now part of Analog Devices). Below are the factual specifications, descriptions, and features from Ic-phoenix technical data files:

### **Manufacturer:**  
- Linear Technology (now part of Analog Devices)  

### **Specifications:**  
- **Input Voltage Range:** 9V to 80V  
- **Operating Current:** 1.5mA (typical)  
- **Gate Drive Voltage:** Adjustable  
- **Fault Detection:** Overcurrent, undervoltage, and overtemperature protection  
- **Current Limit Accuracy:** ±5%  
- **Power Good Output:** Yes  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 16-Lead SSOP  

### **Descriptions:**  
- The LT1641 is a high-voltage hot swap controller designed to safely insert and remove circuit boards from live backplanes.  
- It provides inrush current control, fault protection, and power monitoring.  
- The device uses an external N-channel MOSFET to regulate current flow during power-up.  

### **Features:**  
- **Wide Input Voltage Range (9V to 80V)**  
- **Programmable Current Limit**  
- **Adjustable Circuit Breaker Threshold**  
- **Undervoltage Lockout (UVLO)**  
- **Overtemperature Protection**  
- **Power Good (PWRGD) Indicator**  
- **Fault Timer for Overcurrent Conditions**  
- **Soft-Start Capability**  

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

Application Scenarios & Design Considerations

Positive High Voltage Hot Swap Controller

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