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MAX873AESA+T from MAXIM,MAXIM - Dallas Semiconductor

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MAX873AESA+T

Manufacturer: MAXIM

Low-Power, Low-Drift, +2.5V/+5V/+10V Precision Voltage Reference

Partnumber Manufacturer Quantity Availability
MAX873AESA+T,MAX873AESAT MAXIM 632 In Stock

Description and Introduction

Low-Power, Low-Drift, +2.5V/+5V/+10V Precision Voltage Reference **Manufacturer:** MAXIM (now part of Analog Devices)  

**Part Number:** MAX873AESA+T  

### **Specifications:**  
- **Category:** Voltage Regulator (DC-DC Controller)  
- **Topology:** Step-Down (Buck)  
- **Input Voltage Range:** 4.5V to 30V  
- **Output Voltage Range:** Adjustable (1.25V to 10V)  
- **Output Current:** Up to 10A (with external FETs)  
- **Switching Frequency:** 300kHz (fixed)  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 8-pin SOIC (SO)  
- **Control Method:** PWM (Pulse-Width Modulation)  
- **Protection Features:** Overcurrent, undervoltage lockout (UVLO), thermal shutdown  

### **Descriptions:**  
The MAX873AESA+T is a high-efficiency, step-down DC-DC controller designed for applications requiring high current output. It operates with external N-channel MOSFETs to provide a regulated output voltage. The device features a fixed-frequency PWM control scheme for stable performance and includes protection mechanisms to ensure safe operation.  

### **Features:**  
- Wide input voltage range (4.5V to 30V)  
- Adjustable output voltage (1.25V to 10V)  
- High efficiency (up to 95%)  
- Fixed 300kHz switching frequency  
- Overcurrent and thermal protection  
- Undervoltage lockout (UVLO)  
- 8-pin SOIC package for compact designs  

This part is suitable for power supply applications in industrial, automotive, and computing systems.

Application Scenarios & Design Considerations

Low-Power, Low-Drift, +2.5V/+5V/+10V Precision Voltage Reference

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