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MAX856ESA+ from MAXIM,MAXIM - Dallas Semiconductor

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MAX856ESA+

Manufacturer: MAXIM

3.3V/5V or Adjustable Output, Step-Up DC-DC Converters

Partnumber Manufacturer Quantity Availability
MAX856ESA+,MAX856ESA MAXIM 70 In Stock

Description and Introduction

3.3V/5V or Adjustable Output, Step-Up DC-DC Converters **Manufacturer:** MAXIM (now part of Analog Devices)  

**Part Number:** MAX856ESA+  

### **Specifications:**  
- **Category:** Power Management IC  
- **Type:** Step-Up (Boost) DC-DC Converter  
- **Input Voltage Range:** 0.7V to 5.5V  
- **Output Voltage Range:** Adjustable (2.5V to 5.5V)  
- **Output Current:** Up to 300mA (depending on input/output conditions)  
- **Switching Frequency:** 500kHz  
- **Efficiency:** Up to 90%  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 8-pin SOIC (ESA+)  
- **Shutdown Current:** <1µA  

### **Descriptions:**  
The MAX856ESA+ is a low-power, step-up DC-DC converter designed for battery-powered applications. It provides a regulated output voltage from a single-cell or dual-cell battery input. The device features a high switching frequency (500kHz), allowing the use of small external components.  

### **Features:**  
- Low Start-Up Voltage (0.7V)  
- Adjustable or Fixed Output Voltage Options  
- Low Quiescent Current (50µA typical)  
- Internal MOSFET Switch  
- Soft-Start Functionality  
- Thermal Shutdown Protection  
- Small External Component Count  

This IC is commonly used in portable electronics, medical devices, and other low-power applications requiring efficient voltage conversion.

Application Scenarios & Design Considerations

3.3V/5V or Adjustable Output, Step-Up DC-DC Converters

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