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LT1470 from LT

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LT1470

Manufacturer: LT

Single and Dual PCMCIA Protected 3.3V/5V VCC Switches

Partnumber Manufacturer Quantity Availability
LT1470 LT 100 In Stock

Description and Introduction

Single and Dual PCMCIA Protected 3.3V/5V VCC Switches The LT1470 is a high-efficiency, step-down switching regulator manufactured by Linear Technology (now part of Analog Devices).  

### **Specifications:**  
- **Input Voltage Range:** 3.5V to 30V  
- **Output Voltage Range:** Adjustable from 1.25V to 20V  
- **Output Current:** Up to 5A  
- **Switching Frequency:** 200kHz  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** TO-220 (5-Lead)  

### **Descriptions and Features:**  
- **High Efficiency:** Uses a synchronous rectification architecture for improved efficiency.  
- **Adjustable Output:** Output voltage can be set via an external resistor divider.  
- **Low Dropout Operation:** Can maintain regulation with very small headroom.  
- **Current Mode Control:** Ensures fast transient response and stable operation.  
- **Thermal Protection:** Includes thermal shutdown to prevent overheating.  
- **Short-Circuit Protection:** Safeguards against output shorts.  
- **Wide Input Range:** Suitable for automotive, industrial, and battery-powered applications.  
- **Minimal External Components:** Requires only a few external components for operation.  

The LT1470 is commonly used in power supplies, battery chargers, and distributed power systems.

Application Scenarios & Design Considerations

Single and Dual PCMCIA Protected 3.3V/5V VCC Switches

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