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LTC1643AL-1CGN#PBF from LINEAR

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LTC1643AL-1CGN#PBF

Manufacturer: LINEAR

PCI-Bus Hot Swap Controller

Partnumber Manufacturer Quantity Availability
LTC1643AL-1CGN#PBF,LTC1643AL1CGNPBF LINEAR 11 In Stock

Description and Introduction

PCI-Bus Hot Swap Controller The **LTC1643AL-1CGN#PBF** is a hot swap controller manufactured by **Linear Technology (now part of Analog Devices)**. Below are its key specifications, descriptions, and features:  

### **Specifications:**  
- **Manufacturer:** LINEAR (Linear Technology)  
- **Package:** 16-SSOP (Shrink Small Outline Package)  
- **Operating Temperature Range:** -40°C to 85°C  
- **Input Voltage Range:** 2.7V to 15V  
- **Output Voltage:** Adjustable  
- **Current Limit:** Adjustable  
- **Fault Protection:** Overcurrent, undervoltage, and overtemperature  
- **Gate Drive Voltage:** Up to 15V  
- **Quiescent Current:** Low (typically in µA range)  

### **Descriptions:**  
- The **LTC1643AL-1CGN#PBF** is a **dual hot swap controller** designed to safely power up and manage circuit boards in live backplane applications.  
- It provides **inrush current limiting**, **fault protection**, and **gate drive for external N-channel MOSFETs**.  
- The device ensures smooth power-up by controlling the slew rate of the output voltage.  
- It is commonly used in **servers, telecom systems, and hot-swappable modules**.  

### **Features:**  
- **Dual-channel operation** for independent control of two power supplies.  
- **Adjustable current limit** with external sense resistors.  
- **Programmable soft-start** to limit inrush current.  
- **Undervoltage lockout (UVLO)** to prevent operation below safe voltage levels.  
- **Overtemperature protection** for enhanced reliability.  
- **Fault reporting** via status pins.  
- **Low quiescent current** for power efficiency.  

This device is designed for **high-reliability applications** requiring controlled power sequencing and fault protection.  

Would you like any additional details?

Application Scenarios & Design Considerations

PCI-Bus Hot Swap Controller

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