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MAX1636EAP

Manufacturer: MAXIM, MAX

Low-Voltage / Precision Step-Down Controller for Portable CPU Power
Partnumber Manufacturer Quantity Availability
MAX1636EAP MAXIM, MAX 2315 In Stock

Description and Introduction

Low-Voltage / Precision Step-Down Controller for Portable CPU Power The MAX1636EAP is a step-down controller manufactured by Maxim Integrated (now part of Analog Devices). Below are its key specifications, descriptions, and features based on factual information:

### **Specifications:**  
- **Input Voltage Range:** 4.5V to 30V  
- **Output Voltage Range:** Adjustable from 1.25V to 5.5V (fixed or variable)  
- **Switching Frequency:** 200kHz to 300kHz (adjustable)  
- **Output Current:** Up to 20A (with external MOSFETs)  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 20-pin SSOP (Shrink Small Outline Package)  

### **Descriptions:**  
The MAX1636EAP is a high-efficiency, step-down DC-DC controller designed for high-current applications. It provides precise regulation and supports synchronous rectification for improved efficiency. The device is commonly used in industrial, telecom, and computing systems requiring stable power conversion.  

### **Features:**  
- **Adjustable Output Voltage:** Set via external resistors.  
- **Synchronous Rectification:** Enhances efficiency by reducing power loss.  
- **Soft-Start Function:** Prevents inrush current at startup.  
- **Overcurrent Protection:** Safeguards against excessive load conditions.  
- **Wide Input Voltage Range:** Suitable for various power sources.  
- **External MOSFET Drive:** Allows high-current output with external power switches.  

This information is sourced from Maxim Integrated's official documentation. For detailed application notes or schematics, refer to the manufacturer's datasheet.

Application Scenarios & Design Considerations

Low-Voltage / Precision Step-Down Controller for Portable CPU Power

Alternative Part Number

  • LTC1736CG --: Pin-compatible synchronous buck controller with similar wide input range and current-mode architecture, often used as a direct substitute in notebook power designs.
  • TPS51120PW --: Dual-channel synchronous buck controller covering comparable input voltage and output current, suitable replacement for multi-rail power supply applications.
  • ISL6237IRZ --: High-efficiency multi-output buck controller with similar voltage range and features, commonly cross-referenced for MAX1636-class power management ICs.
  • TPS5120DB --: Dual-output synchronous buck controller offering comparable regulation features and a similar SSOP package.
  • ISL6520ACBZ --: Single-phase synchronous buck PWM controller with similar voltage-mode operation and small package footprint.
  • LTC1736CGN --: Pin-compatible synchronous buck controller with similar voltage-mode architecture and comparable current capability, widely used as a direct substitute in notebook power designs.
  • TPS5210PWP --: Synchronous buck controller with similar input/output voltage range and programmable switching frequency, suitable replacement with minor external component adjustments.
  • ISL6520CB --: Low-cost synchronous buck PWM controller offering comparable gate drive and feedback functionality, usable as a functional alternative after verifying compensation network values.

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