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MAX891LEUA+ from MAXIM,MAXIM - Dallas Semiconductor

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MAX891LEUA+

Manufacturer: MAXIM

Current-Limited, High-Side P-Channel Switches with Thermal Shutdown

Partnumber Manufacturer Quantity Availability
MAX891LEUA+,MAX891LEUA MAXIM 10400 In Stock

Description and Introduction

Current-Limited, High-Side P-Channel Switches with Thermal Shutdown The **MAX891LEUA+** is a voltage regulator IC manufactured by **Maxim Integrated** (now part of Analog Devices). Below are its key specifications, descriptions, and features based on the available knowledge base:

### **Specifications:**  
- **Manufacturer:** Maxim Integrated (Analog Devices)  
- **Part Number:** MAX891LEUA+  
- **Package:** 8-pin μMAX (MSOP)  
- **Input Voltage Range:** 2.5V to 5.5V  
- **Output Voltage:** Fixed 3.3V or adjustable (depending on variant)  
- **Output Current:** Up to 150mA  
- **Dropout Voltage:** Typically 120mV at 100mA load  
- **Quiescent Current:** 40µA (typical)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Shutdown Current:** <1µA  

### **Descriptions:**  
The **MAX891LEUA+** is a low-dropout (LDO) linear regulator designed for low-power applications. It provides a stable output voltage with low noise and high efficiency, making it suitable for battery-powered devices, portable electronics, and embedded systems.  

### **Features:**  
- **Low Quiescent Current:** Optimized for battery life.  
- **Low Dropout Voltage:** Maintains regulation even with small input-output differentials.  
- **Thermal and Short-Circuit Protection:** Enhances reliability.  
- **Small Footprint:** 8-pin μMAX package for space-constrained designs.  
- **Low Noise Output:** Suitable for noise-sensitive applications.  
- **Adjustable or Fixed Output:** Depending on variant (verify datasheet for exact model).  

For precise details, refer to the official **Maxim Integrated (Analog Devices) datasheet** for the **MAX891LEUA+**.

Application Scenarios & Design Considerations

Current-Limited, High-Side P-Channel Switches with Thermal Shutdown

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