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MAX891LEUA-T from MAXIM,MAXIM - Dallas Semiconductor

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MAX891LEUA-T

Manufacturer: MAXIM

Current-limited 500mA, high-side P-channel switch with thermal shutdown. On-resistance 0.12omega

Partnumber Manufacturer Quantity Availability
MAX891LEUA-T,MAX891LEUAT MAXIM 931 In Stock

Description and Introduction

Current-limited 500mA, high-side P-channel switch with thermal shutdown. On-resistance 0.12omega The MAX891LEUA-T is a low-dropout linear regulator manufactured by Maxim Integrated. Below are its key specifications, descriptions, and features:

### **Specifications:**  
- **Input Voltage Range:** 2.5V to 5.5V  
- **Output Voltage:** Fixed 1.8V  
- **Output Current:** Up to 150mA  
- **Dropout Voltage:** 120mV (typical) at 100mA load  
- **Quiescent Current:** 40µA (typical)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 8-pin µMAX (UA)  

### **Descriptions:**  
The MAX891LEUA-T is a low-power, low-dropout linear regulator designed for battery-powered applications. It provides a stable 1.8V output with high efficiency and low noise, making it suitable for portable electronics, IoT devices, and other low-voltage systems.  

### **Features:**  
- **Low Dropout Voltage:** 120mV at 100mA load  
- **Ultra-Low Quiescent Current:** 40µA (typical)  
- **Stable with Low-ESR Ceramic Capacitors**  
- **Thermal and Short-Circuit Protection**  
- **Tiny µMAX Package for Space-Constrained Designs**  

This regulator is optimized for applications requiring minimal power loss and compact PCB footprint.

Application Scenarios & Design Considerations

Current-limited 500mA, high-side P-channel switch with thermal shutdown. On-resistance 0.12omega

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