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MAX893L-ESA from MAXIM,MAXIM - Dallas Semiconductor

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MAX893L-ESA

Manufacturer: MAXIM

1.2A, Current-Limited, High-Side P-Channel Switch with Thermal Shutdown

Partnumber Manufacturer Quantity Availability
MAX893L-ESA,MAX893LESA MAXIM 165 In Stock

Description and Introduction

1.2A, Current-Limited, High-Side P-Channel Switch with Thermal Shutdown The MAX893L-ESA is a power management IC (PMIC) manufactured by Maxim Integrated (now part of Analog Devices). Below are its key specifications, descriptions, and features based on factual information:

### **Specifications:**  
- **Manufacturer:** Maxim Integrated  
- **Part Number:** MAX893L-ESA  
- **Package:** 8-pin SOIC (ESA)  
- **Input Voltage Range:** 2.5V to 5.5V  
- **Output Voltage:** Adjustable or fixed options (refer to datasheet for exact values)  
- **Output Current:** Up to 500mA (dependent on configuration)  
- **Switching Frequency:** Typically 1.2MHz (fixed)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Efficiency:** Up to 95% (depends on load and input/output conditions)  
- **Quiescent Current:** Typically 20µA (low-power mode)  

### **Descriptions:**  
The MAX893L-ESA is a high-efficiency, step-down (buck) DC-DC converter designed for portable and battery-powered applications. It integrates a synchronous rectifier for improved efficiency and supports low-power operation modes for extended battery life.  

### **Features:**  
- **Synchronous Buck Converter:** Reduces power loss compared to non-synchronous designs.  
- **Low Quiescent Current:** Enhances battery life in standby modes.  
- **PWM/PFM Operation:** Automatically switches between modes for optimal efficiency.  
- **Soft-Start Function:** Prevents inrush current at startup.  
- **Overcurrent and Thermal Protection:** Safeguards the IC and load.  
- **Small Footprint:** 8-pin SOIC package for space-constrained designs.  

For exact details, refer to the official **MAX893L-ESA datasheet** from Maxim Integrated (Analog Devices).

Application Scenarios & Design Considerations

1.2A, Current-Limited, High-Side P-Channel Switch with Thermal Shutdown

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