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LM2734ZMK from NS,National Semiconductor

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LM2734ZMK

Manufacturer: NS

Thin SOT23 1A Load Step-Down DC-DC Regulator

Partnumber Manufacturer Quantity Availability
LM2734ZMK NS 7542 In Stock

Description and Introduction

Thin SOT23 1A Load Step-Down DC-DC Regulator The LM2734ZMK is a switching regulator manufactured by Texas Instruments (NS). Here are its key specifications, descriptions, and features:  

### **Specifications:**  
- **Input Voltage Range:** 3V to 20V  
- **Output Voltage Range:** Adjustable from 1.22V to 20V  
- **Output Current:** Up to 1A  
- **Switching Frequency:** 550 kHz or 1.6 MHz (depending on variant)  
- **Efficiency:** Up to 90%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** SOT-23 (6-pin)  

### **Descriptions:**  
- The LM2734ZMK is a step-down (buck) DC-DC converter.  
- It integrates a high-side N-channel MOSFET for efficient power conversion.  
- Designed for compact, high-performance applications.  

### **Features:**  
- **Wide Input Voltage Range:** Supports 3V to 20V input.  
- **Adjustable Output Voltage:** Set via external resistors.  
- **High Switching Frequency:** Reduces external component size.  
- **Internal Soft-Start:** Prevents inrush current.  
- **Thermal Shutdown & Current Limit Protection:** Enhances reliability.  
- **Low Shutdown Current (<1µA):** Improves power efficiency in standby mode.  

This information is sourced from Texas Instruments' official documentation. Let me know if you need further details.

Application Scenarios & Design Considerations

Thin SOT23 1A Load Step-Down DC-DC Regulator

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