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MAX5920AESA+ from MAXIM,MAXIM - Dallas Semiconductor

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MAX5920AESA+

Manufacturer: MAXIM

-48V Hot-Swap Controller with External RSENSE

Partnumber Manufacturer Quantity Availability
MAX5920AESA+,MAX5920AESA MAXIM 4884 In Stock

Description and Introduction

-48V Hot-Swap Controller with External RSENSE The **MAX5920AESA+** is a power management IC manufactured by **MAXIM Integrated** (now part of Analog Devices). Below are its key specifications, descriptions, and features:

### **Specifications:**
- **Manufacturer:** MAXIM Integrated (Analog Devices)  
- **Part Number:** MAX5920AESA+  
- **Package:** 8-SOIC (150mil)  
- **Type:** Hot-Swap Controller  
- **Operating Voltage Range:** 9V to 80V  
- **Operating Temperature Range:** -40°C to +85°C  
- **Current Limit Adjustment:** Adjustable via external resistor  
- **Fault Protection:** Overcurrent, Undervoltage Lockout (UVLO)  
- **Power-On Reset (POR) Delay:** Adjustable  

### **Descriptions:**
- The **MAX5920AESA+** is a **high-voltage hot-swap controller** designed to safely insert and remove circuit cards in live backplanes.  
- It provides **inrush current limiting**, **fault protection**, and **adjustable current thresholds** for robust power management.  
- Suitable for **telecom, networking, and industrial applications** requiring hot-swap capability.  

### **Features:**
- **Wide Input Voltage Range (9V to 80V)**  
- **Adjustable Current Limit** (via external sense resistor)  
- **Programmable Fault Timer** for overcurrent protection  
- **Undervoltage Lockout (UVLO)** prevents operation below safe voltage levels  
- **Power-Good (PG) Output** for system monitoring  
- **Low Quiescent Current** for power efficiency  
- **SOIC-8 Package** for compact designs  

This IC ensures safe power-up sequencing and protection in high-voltage applications.

Application Scenarios & Design Considerations

-48V Hot-Swap Controller with External RSENSE

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