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MAX639ESA+T from MAXIM,MAXIM - Dallas Semiconductor

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MAX639ESA+T

Manufacturer: MAXIM

5V/3.3V/3V Adjustable, High-Efficiency, Low-IQ, Step-Down DC-DC Converters

Partnumber Manufacturer Quantity Availability
MAX639ESA+T,MAX639ESAT MAXIM 913 In Stock

Description and Introduction

5V/3.3V/3V Adjustable, High-Efficiency, Low-IQ, Step-Down DC-DC Converters The **MAX639ESA+T** is a voltage regulator manufactured by **MAXIM Integrated**.  

### **Specifications:**  
- **Input Voltage Range:** 4V to 11.5V  
- **Output Voltage:** 5V (fixed)  
- **Output Current:** Up to 225mA  
- **Dropout Voltage:** 5mV (typical at 100mA load)  
- **Quiescent Current:** 10µA (typical)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 8-pin SOIC (ESA)  
- **Features Overvoltage Protection**  

### **Descriptions:**  
The MAX639ESA+T is a low-dropout (LDO), micropower voltage regulator designed for battery-powered applications. It provides a stable 5V output with minimal power loss, making it suitable for portable electronics.  

### **Features:**  
- **Low Quiescent Current** (10µA typical)  
- **Low Dropout Voltage** (5mV at 100mA)  
- **Overvoltage Protection** (up to 15V)  
- **Thermal Shutdown Protection**  
- **Reverse-Battery Protection**  
- **Short-Circuit Protection**  

This regulator is commonly used in battery-operated devices, automotive systems, and industrial applications where efficiency and reliability are critical.

Application Scenarios & Design Considerations

5V/3.3V/3V Adjustable, High-Efficiency, Low-IQ, Step-Down DC-DC Converters
Partnumber Manufacturer Quantity Availability
MAX639ESA+T,MAX639ESAT MAX 1 In Stock

Description and Introduction

5V/3.3V/3V Adjustable, High-Efficiency, Low-IQ, Step-Down DC-DC Converters The MAX639ESA+T is a voltage regulator manufactured by Maxim Integrated. Below are the factual details about its specifications, descriptions, and features:

### **Specifications:**  
- **Input Voltage Range:** 4V to 11.5V  
- **Output Voltage:** 5V (fixed)  
- **Output Current:** Up to 225mA  
- **Dropout Voltage:** 0.5V (typical at 100mA)  
- **Quiescent Current:** 10µA (typical)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 8-pin SOIC (Small Outline Integrated Circuit)  

### **Descriptions:**  
- The MAX639ESA+T is a low-dropout (LDO) linear voltage regulator designed for battery-powered applications.  
- It provides a fixed 5V output with high efficiency and low power consumption.  
- The device includes overcurrent and thermal shutdown protection.  

### **Features:**  
- **Low Quiescent Current:** Ensures minimal power loss in standby mode.  
- **Low Dropout Voltage:** Allows operation with input voltages close to the output voltage.  
- **Thermal Shutdown Protection:** Prevents damage due to overheating.  
- **Overcurrent Protection:** Safeguards the regulator and load from excessive current.  
- **Battery-Operated Efficiency:** Optimized for portable and battery-powered devices.  

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

Application Scenarios & Design Considerations

5V/3.3V/3V Adjustable, High-Efficiency, Low-IQ, Step-Down DC-DC Converters

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