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LM3477AMM from NS,National Semiconductor

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LM3477AMM

Manufacturer: NS

High Efficiency High-Side N-Channel Controller for Switching Regulator

Partnumber Manufacturer Quantity Availability
LM3477AMM NS 1000 In Stock

Description and Introduction

High Efficiency High-Side N-Channel Controller for Switching Regulator The LM3477AMM is a boost controller manufactured by National Semiconductor (NS). Below are the factual details about its specifications, descriptions, and features:

### **Specifications:**
- **Input Voltage Range:** 2.97V to 40V  
- **Output Voltage Range:** Adjustable (depends on external components)  
- **Switching Frequency:** Adjustable (100kHz to 1MHz)  
- **Maximum Duty Cycle:** 90%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package Type:** 10-pin VSSOP (MM)  

### **Descriptions:**
The LM3477AMM is a high-performance boost controller designed for DC-DC conversion applications. It provides an efficient solution for step-up (boost) voltage regulation with a wide input voltage range. The device is suitable for battery-powered systems, industrial applications, and automotive electronics.  

### **Features:**
- **Wide Input Voltage Range (2.97V to 40V)**  
- **Adjustable Switching Frequency (100kHz to 1MHz)**  
- **Low Quiescent Current (Typical 1.5mA)**  
- **Integrated N-Channel MOSFET Driver**  
- **Programmable Soft-Start**  
- **Cycle-by-Cycle Current Limiting**  
- **Thermal Shutdown Protection**  
- **Synchronous Rectification Support**  

This information is sourced from the manufacturer's datasheet.

Partnumber Manufacturer Quantity Availability
LM3477AMM NSC 2731 In Stock

Description and Introduction

High Efficiency High-Side N-Channel Controller for Switching Regulator The LM3477AMM is a boost controller manufactured by National Semiconductor (NSC). Below are its specifications, descriptions, and features:

### **Specifications:**
- **Manufacturer:** National Semiconductor (NSC)  
- **Type:** Boost Controller  
- **Topology:** Boost (Step-Up)  
- **Input Voltage Range:** 2.97V to 40V  
- **Output Voltage Range:** Adjustable  
- **Switching Frequency:** Adjustable (100kHz to 1MHz)  
- **Maximum Duty Cycle:** 90%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** 10-pin VSSOP (MSOP)  
- **Current Limit:** Adjustable  
- **Control Method:** Voltage Mode  

### **Descriptions:**
The LM3477AMM is a high-performance boost controller designed for step-up DC-DC conversion applications. It provides efficient power conversion with adjustable switching frequency and current limit. The device is suitable for a wide range of input voltages and can be used in battery-powered systems, automotive applications, and industrial power supplies.

### **Features:**
- Wide input voltage range (2.97V to 40V)  
- Adjustable output voltage  
- Adjustable switching frequency (100kHz to 1MHz)  
- High-duty-cycle operation (up to 90%)  
- Integrated MOSFET driver  
- Adjustable current limit  
- Thermal shutdown protection  
- Low shutdown current (<1µA)  
- Small 10-pin VSSOP package  

This information is based solely on the manufacturer's specifications.

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