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MAX626CSA from MAXIM,MAXIM - Dallas Semiconductor

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MAX626CSA

Manufacturer: MAXIM

Dual Power MOSFET Drivers
Partnumber Manufacturer Quantity Availability
MAX626CSA MAXIM 1551 In Stock

Description and Introduction

Dual Power MOSFET Drivers The MAX626CSA is a low-power, step-up DC-DC converter manufactured by Maxim Integrated. Below are its key specifications, descriptions, and features:

### **Specifications:**  
- **Input Voltage Range:** 1.8V to 5.5V  
- **Output Voltage:** Adjustable from 2.7V to 5.5V (fixed 5V version available)  
- **Output Current:** Up to 50mA (depending on input/output conditions)  
- **Switching Frequency:** 500kHz (typical)  
- **Efficiency:** Up to 85%  
- **Quiescent Current:** 40µA (typical)  
- **Operating Temperature Range:** 0°C to +70°C (Commercial grade)  
- **Package:** 8-pin SOIC  

### **Descriptions:**  
- The MAX626CSA is a CMOS, step-up DC-DC converter designed for low-power applications.  
- It integrates a power switch, oscillator, and feedback control circuitry.  
- Suitable for battery-powered devices due to its low quiescent current and high efficiency.  

### **Features:**  
- **Low Quiescent Current:** 40µA (typical) for extended battery life.  
- **Adjustable/Fixed Output:** Supports adjustable output via external resistors or fixed 5V output.  
- **Internal Power Switch:** Eliminates the need for an external MOSFET.  
- **Small Footprint:** Available in an 8-pin SOIC package for space-constrained designs.  
- **Low Battery Detection:** Includes an optional low-battery comparator.  
- **Shutdown Mode:** Reduces current consumption to 1µA (typical) when disabled.  

This information is based solely on the manufacturer's datasheet and technical documentation.

Application Scenarios & Design Considerations

Dual Power MOSFET Drivers

Alternative Part Number

  • TC4426COA --: Dual inverting MOSFET driver in 8-pin SOIC with similar drive current and pinout, widely available and a common drop-in replacement for the MAX626.
  • ICL7667CBA --: Dual high-speed MOSFET driver in SOIC-8 with comparable inverting outputs and supply range, suitable functional substitute.
  • EL7202CS --: Dual inverting power MOSFET driver in 8-pin SOIC offering similar peak output current and switching performance.
  • TC4420COA --: Pin-compatible dual low-side gate driver with similar drive current and SOIC-8 package, widely available and often used as a direct substitute for MAX626.
  • UCC37322D --: Single-channel high-speed gate driver in SOIC-8 with comparable peak output current and supply range, suitable replacement for MAX626CSA.
  • FAN3224TMX --: Dual low-side gate driver in SOIC-8 with similar voltage and current ratings, offering a different series as a functional alternative.
  • TC4420CPA --: Pin-compatible dual low-side gate driver with similar drive current and 8-pin DIP/SOIC options, widely available and often used as a MAX626 substitute.
  • UCC37322P --: Single high-speed gate driver with comparable peak output current and 8-pin package, suitable replacement for MAX626CSA in many driver circuits.
  • IXDD414PI --: High-speed MOSFET gate driver with similar input logic and drive capability, usable as a functional alternative when layout allows.

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