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LTC1643AHCGN#PBF from LINEAR

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LTC1643AHCGN#PBF

Manufacturer: LINEAR

PCI-Bus Hot Swap Controller

Partnumber Manufacturer Quantity Availability
LTC1643AHCGN#PBF,LTC1643AHCGNPBF LINEAR 12 In Stock

Description and Introduction

PCI-Bus Hot Swap Controller The **LTC1643AHCGN#PBF** is a hot swap controller manufactured by **Linear Technology** (now part of Analog Devices). Below are its key specifications, descriptions, and features based on factual information from Ic-phoenix technical data files:

### **Specifications:**  
- **Manufacturer:** Linear Technology (Analog Devices)  
- **Package:** SSOP-16  
- **Operating Voltage Range:** 2.7V to 15V  
- **Current Limit Adjustment:** Adjustable via external sense resistor  
- **Fault Protection:** Overcurrent, undervoltage, and overvoltage protection  
- **Operating Temperature Range:** -40°C to +85°C  
- **Gate Drive Output:** Controls external N-channel MOSFETs  
- **Power Good Output:** Indicates when voltage is within valid range  

### **Description:**  
The **LTC1643AHCGN#PBF** is a dual hot swap controller designed to safely power up and manage boards in live backplane or high-availability systems. It provides inrush current control, fault protection, and power monitoring for two independent power supplies.  

### **Features:**  
- **Dual Controller:** Manages two separate power supplies (e.g., +3.3V and +5V).  
- **Adjustable Current Limit:** Uses an external sense resistor for precise current control.  
- **Fast Response:** Quickly shuts down in case of overcurrent or short-circuit conditions.  
- **Undervoltage/Overvoltage Lockout:** Prevents operation outside safe voltage ranges.  
- **Power Good Signal:** Provides status indication for each supply.  
- **Low Quiescent Current:** Minimizes power consumption in standby mode.  
- **SSOP-16 Package:** Compact footprint for space-constrained applications.  

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

Application Scenarios & Design Considerations

PCI-Bus Hot Swap Controller

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