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LM2727MTCX from NS,National Semiconductor

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LM2727MTCX

Manufacturer: NS

N-Channel FET Synchronous Buck Regulator Controller for Low Output Voltages

Partnumber Manufacturer Quantity Availability
LM2727MTCX NS 2263 In Stock

Description and Introduction

N-Channel FET Synchronous Buck Regulator Controller for Low Output Voltages The LM2727MTCX is a synchronous buck regulator controller manufactured by National Semiconductor (NS). Here are its key specifications, descriptions, and features:

### **Manufacturer:**  
National Semiconductor (now part of Texas Instruments)  

### **Part Number:**  
LM2727MTCX  

### **Description:**  
The LM2727MTCX is a high-efficiency, synchronous step-down (buck) switching regulator controller designed to drive external N-channel MOSFETs. It is optimized for applications requiring high efficiency and precise voltage regulation.  

### **Key Features:**  
- **Input Voltage Range:** 4.5V to 36V  
- **Adjustable Output Voltage:** Down to 0.8V  
- **Switching Frequency:** Up to 600kHz  
- **Synchronous Rectification:** Improves efficiency by replacing the Schottky diode with an N-channel MOSFET  
- **Current Mode Control:** Ensures fast transient response and stable operation  
- **Soft-Start Function:** Prevents inrush current at startup  
- **Undervoltage Lockout (UVLO):** Ensures proper operation under low input voltage conditions  
- **Thermal Shutdown Protection:** Prevents damage from overheating  
- **Package Type:** TSSOP-16 (MTCX)  

### **Applications:**  
- Point-of-load (POL) regulators  
- Distributed power systems  
- Industrial and automotive power supplies  
- Telecom and networking equipment  

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

Application Scenarios & Design Considerations

N-Channel FET Synchronous Buck Regulator Controller for Low Output Voltages

Alternative Part Number

  • TPS2828DBVR --: Single-channel high-speed MOSFET gate driver in SOT-23, functionally similar to the LM2727 synchronous buck driver and pin-compatible in many designs.
  • ISL6700IBZ --: Dual high-speed MOSFET driver with similar drive current and supply range, suitable as a drop-in replacement for synchronous buck gate drive applications.
  • FAN3224TMX --: Dual 4A high-speed low-side gate driver with comparable propagation delay and drive strength, usable in similar power supply topologies.

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