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MAX858CSA+ from MAXIM,MAXIM - Dallas Semiconductor

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MAX858CSA+

Manufacturer: MAXIM, MAX

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

Partnumber Manufacturer Quantity Availability
MAX858CSA+ MAXIM, MAX 2550 In Stock

Description and Introduction

3.3V/5V or Adjustable Output, Step-Up DC-DC Converters The MAX858CSA+ is a voltage regulator IC manufactured by **MAXIM** (now part of Analog Devices). Below are its key specifications, descriptions, and features based on factual information:  

### **Specifications:**  
- **Manufacturer:** MAXIM (Analog Devices)  
- **Part Number:** MAX858CSA+  
- **Package:** 8-pin SOIC (CSA denotes the package type)  
- **Output Voltage:** Adjustable (via external resistors) or fixed 3.3V  
- **Output Current:** Up to 200mA  
- **Input Voltage Range:** 2.5V to 6.5V  
- **Dropout Voltage:** 120mV (typical at 100mA load)  
- **Quiescent Current:** 40µA (typical)  
- **Shutdown Current:** <1µA  
- **Operating Temperature Range:** -40°C to +85°C  

### **Descriptions:**  
- The MAX858CSA+ is a **low-dropout (LDO) linear voltage regulator** designed for battery-powered applications.  
- It provides a stable output voltage with low quiescent current, making it suitable for portable devices.  
- Features an enable/shutdown pin for power management.  

### **Features:**  
- **Low dropout voltage** (120mV at 100mA)  
- **Ultra-low quiescent current** (40µA)  
- **Adjustable or fixed output voltage** (3.3V option)  
- **Thermal and short-circuit protection**  
- **Small footprint** (SOIC-8 package)  
- **Optimized for battery-powered applications**  

This information is sourced from the manufacturer's datasheet and technical documentation.

Application Scenarios & Design Considerations

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

Alternative Part Number

  • LTC3406ES5#TRPBF --: High-efficiency step-down converter in a small package, functionally similar to the MAX858 boost converter for low-power designs.
  • TPS61020DRCR --: Boost converter with integrated switch, comparable input voltage range and output current capability.
  • MC34063ACD-TR --: Versatile DC-DC converter IC that can be configured as a boost converter, widely available and cost-effective.
  • TPS62200DBVR --: Wide-input synchronous buck converter with integrated switch, offering comparable functionality for portable power designs.
  • AP3402KTR-G1 --: Compact step-down DC-DC converter with similar input range and current capability, usable as a functional substitute.

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