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MAX1703ESE-T from MAXIM,MAXIM - Dallas Semiconductor

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MAX1703ESE-T

Manufacturer: MAXIM, MAX

1-Cell to 3-Cell, High Power (1.5A), Low-Noise, Step-Up DC-DC Converter

Partnumber Manufacturer Quantity Availability
MAX1703ESE-T,MAX1703ESET MAXIM, MAX 455 In Stock

Description and Introduction

1-Cell to 3-Cell, High Power (1.5A), Low-Noise, Step-Up DC-DC Converter The MAX1703ESE-T is a step-up DC-DC converter manufactured by Maxim Integrated. Below are its key specifications, descriptions, and features:

### **Specifications:**  
- **Input Voltage Range:** 0.7V to 5.5V  
- **Output Voltage Range:** Adjustable from 2V to 5.5V  
- **Output Current:** Up to 1A (depending on input/output conditions)  
- **Switching Frequency:** 300kHz (typ)  
- **Efficiency:** Up to 96%  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 16-pin narrow SOIC (150mil)  

### **Descriptions:**  
The MAX1703ESE-T is a high-efficiency, step-up DC-DC converter designed for low-input-voltage applications. It integrates a power MOSFET and operates with a fixed-frequency PWM control scheme. It is optimized for battery-powered devices and portable electronics requiring stable power conversion from low-voltage sources.  

### **Features:**  
- **Low Start-Up Voltage:** Operates down to 0.7V  
- **Internal Power MOSFET:** Simplifies design and reduces external components  
- **Adjustable Output Voltage:** Set via external resistors  
- **Low Quiescent Current:** 40µA (typ) in shutdown mode  
- **Overcurrent Protection:** Prevents damage under fault conditions  
- **Thermal Shutdown:** Protects against overheating  
- **Synchronous Rectification:** Improves efficiency  

This device is commonly used in applications such as battery-powered systems, portable electronics, and energy harvesting.  

(Source: Maxim Integrated datasheet for MAX1703ESE-T.)

Application Scenarios & Design Considerations

1-Cell to 3-Cell, High Power (1.5A), Low-Noise, Step-Up DC-DC Converter

Alternative Part Number

  • LTC3401EMS8 --: High-efficiency synchronous boost converter in MSOP-8, functionally similar to the MAX1703 step-up converter with comparable input voltage range and output current.
  • TPS61020DRB --: Boost converter with integrated switch in a small SON package, offering similar step-up regulation and efficiency for portable applications.
  • NCP1402SN50T1 --: Compact PFM step-up DC-DC converter in SOT-23, suitable as a lower-current alternative for boost regulation where the MAX1703 is used.
  • TPS61020DRC --: Boost converter with integrated switch in a small package, comparable input voltage range and output current capability for portable designs.
  • NCP1402SN33T1 --: Compact PFM step-up DC-DC converter for battery-powered devices, offering a low-cost alternative with similar boost regulation function.

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