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LM1770TMFX from NS,National Semiconductor

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LM1770TMFX

Manufacturer: NS

SOT-23 Synchronous Buck Controller

Partnumber Manufacturer Quantity Availability
LM1770TMFX NS 4700 In Stock

Description and Introduction

SOT-23 Synchronous Buck Controller The LM1770TMFX is a high-speed, high-voltage MOSFET driver manufactured by National Semiconductor (NS).  

### **Specifications:**  
- **Supply Voltage (VCC):** 4.5V to 40V  
- **Output Current (Peak):** 1A (sink/source)  
- **Propagation Delay:** 30ns (typical)  
- **Rise/Fall Time:** 20ns (typical)  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** SOT-23 (5-pin)  

### **Descriptions:**  
- Designed for driving N-channel MOSFETs in high-speed switching applications.  
- Capable of operating at high voltages (up to 40V).  
- Features a fast propagation delay and rise/fall times for efficient switching.  

### **Features:**  
- **High-Speed Switching:** Optimized for fast MOSFET driving.  
- **Wide Supply Range:** Supports 4.5V to 40V operation.  
- **Low Power Consumption:** Efficient for battery-powered applications.  
- **Compact Package:** SOT-23 for space-constrained designs.  
- **Robust Protection:** Includes undervoltage lockout (UVLO) for safe operation.  

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

Application Scenarios & Design Considerations

SOT-23 Synchronous Buck Controller

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