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LT3970IDDB#PBF from LINEAR

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LT3970IDDB#PBF

Manufacturer: LINEAR

40V, 350mA Step-Down Regulator with 2.5渭A Quiescent Current and Integrated Diodes

Partnumber Manufacturer Quantity Availability
LT3970IDDB#PBF LINEAR 132 In Stock

Description and Introduction

40V, 350mA Step-Down Regulator with 2.5渭A Quiescent Current and Integrated Diodes The LT3970IDDB#PBF is a high voltage, low quiescent current micropower buck switching regulator manufactured by Linear Technology (now part of Analog Devices).  

### **Specifications:**  
- **Input Voltage Range:** 3.3V to 40V  
- **Output Voltage Range:** Adjustable from 1.22V to 38V  
- **Output Current:** Up to 2.5A  
- **Switching Frequency:** 200kHz to 2MHz (adjustable)  
- **Quiescent Current:** 20µA (in shutdown), 40µA (no load)  
- **Efficiency:** Up to 94%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** DFN-12 (4mm × 3mm)  

### **Descriptions:**  
The LT3970IDDB#PBF is a versatile, high-efficiency step-down DC/DC converter designed for applications requiring low power consumption and wide input voltage ranges. It features Burst Mode® operation for improved efficiency at light loads and can be synchronized to an external clock.  

### **Features:**  
- **Wide Input Voltage Range (3.3V to 40V)**  
- **Ultralow Quiescent Current (40µA)**  
- **Adjustable and Synchronizable Switching Frequency**  
- **Burst Mode Operation for High Efficiency at Light Loads**  
- **Integrated Power Switch (2.5A Peak Current)**  
- **Short-Circuit and Thermal Protection**  
- **Small DFN-12 Package**  

This regulator is suitable for automotive, industrial, and battery-powered applications where efficiency and compact design are critical.  

(Source: Linear Technology/Analog Devices Datasheet)

Application Scenarios & Design Considerations

40V, 350mA Step-Down Regulator with 2.5渭A Quiescent Current and Integrated Diodes

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