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LM34910SD from NS,National Semiconductor

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LM34910SD

Manufacturer: NS

High Voltage (40V, 1.25A) Step Down Switching Regulator

Partnumber Manufacturer Quantity Availability
LM34910SD NS 200480 In Stock

Description and Introduction

High Voltage (40V, 1.25A) Step Down Switching Regulator The LM34910SD is a switching regulator manufactured by Texas Instruments (NS). Below are the factual details from Ic-phoenix technical data files:

### **Manufacturer:**  
Texas Instruments (NS)  

### **Specifications:**  
- **Input Voltage Range:** 4.5V to 42V  
- **Output Voltage Range:** Adjustable from 1.225V to 37V  
- **Output Current:** Up to 1A  
- **Switching Frequency:** Adjustable up to 1MHz  
- **Efficiency:** Up to 90%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** WSON-10 (3mm x 3mm)  

### **Descriptions:**  
The LM34910SD is a high-voltage, step-down switching regulator designed for industrial, automotive, and general-purpose applications. It integrates a high-side N-channel MOSFET and supports a wide input voltage range, making it suitable for battery-powered systems and power supplies.  

### **Features:**  
- **Wide Input Voltage Range (4.5V to 42V)**  
- **Integrated N-Channel MOSFET**  
- **Adjustable Output Voltage (1.225V to 37V)**  
- **Programmable Switching Frequency (up to 1MHz)**  
- **Cycle-by-Cycle Current Limiting**  
- **Thermal Shutdown Protection**  
- **Undervoltage Lockout (UVLO)**  
- **Soft-Start Function**  

This information is strictly based on the manufacturer's datasheet and specifications.

Application Scenarios & Design Considerations

High Voltage (40V, 1.25A) Step Down Switching Regulator

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