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MAX5903NNETT+T from MAXIM,MAXIM - Dallas Semiconductor

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MAX5903NNETT+T

Manufacturer: MAXIM

+72V SOT23/TDFN Simple Swapper Hot-Swap Controllers

Partnumber Manufacturer Quantity Availability
MAX5903NNETT+T MAXIM 5000 In Stock

Description and Introduction

+72V SOT23/TDFN Simple Swapper Hot-Swap Controllers The **MAX5903NNETT+T** is a power management IC manufactured by **Maxim Integrated** (now part of Analog Devices). Below are its key specifications, descriptions, and features based on available data:

### **Specifications:**
- **Manufacturer:** Maxim Integrated  
- **Part Number:** MAX5903NNETT+T  
- **Package:** 16-TQFN (3x3)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Supply Voltage (VCC):** 4.5V to 72V  
- **Output Voltage:** Adjustable  
- **Output Current:** Up to 1A (typical)  
- **Switching Frequency:** 300kHz (typical)  
- **Efficiency:** Up to 95%  
- **Protection Features:** Overcurrent, Overtemperature, Undervoltage Lockout (UVLO)  

### **Description:**  
The **MAX5903NNETT+T** is a **high-efficiency, step-down DC-DC converter** designed for industrial and automotive applications. It provides a regulated output voltage from a wide input range, making it suitable for powering low-voltage circuits in harsh environments.  

### **Features:**  
- **Wide Input Voltage Range (4.5V to 72V)** – Supports high-voltage applications.  
- **Adjustable Output Voltage** – Configurable via external resistors.  
- **High Efficiency (Up to 95%)** – Minimizes power loss.  
- **Integrated Power MOSFETs** – Simplifies design and reduces external components.  
- **300kHz Switching Frequency** – Balances efficiency and component size.  
- **Protection Features:**  
  - Overcurrent Protection (OCP)  
  - Thermal Shutdown  
  - Undervoltage Lockout (UVLO)  
- **Compact 16-TQFN Package** – Space-saving for PCB designs.  

This IC is commonly used in **industrial automation, automotive systems, and telecom power supplies** where robust and efficient power conversion is required.  

*(Note: Always refer to the latest datasheet for detailed specifications and application notes.)*

Application Scenarios & Design Considerations

+72V SOT23/TDFN Simple Swapper Hot-Swap Controllers

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