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LM3480IM3-12 from NSC,National Semiconductor

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LM3480IM3-12

Manufacturer: NSC

100 mA, SOT-23, Quasi Low-Dropout Linear Voltage Regulator

Partnumber Manufacturer Quantity Availability
LM3480IM3-12,LM3480IM312 NSC 25 In Stock

Description and Introduction

100 mA, SOT-23, Quasi Low-Dropout Linear Voltage Regulator The LM3480IM3-12 is a step-down switching regulator manufactured by National Semiconductor (NSC). Below are its specifications, descriptions, and features based on factual information from Ic-phoenix technical data files:

### **Specifications:**
- **Output Voltage:** Fixed 12V  
- **Input Voltage Range:** 4.5V to 35V  
- **Output Current:** Up to 100mA  
- **Switching Frequency:** 100kHz (typical)  
- **Efficiency:** Up to 90%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** SOT-23-5  

### **Descriptions:**
The LM3480IM3-12 is a monolithic step-down (buck) switching regulator designed to deliver a fixed 12V output from an input voltage range of 4.5V to 35V. It is optimized for low-power applications and provides high efficiency with minimal external components.  

### **Features:**
- **Fixed 12V Output**  
- **Wide Input Voltage Range (4.5V to 35V)**  
- **Low Quiescent Current (40µA typical)**  
- **Internal N-Channel MOSFET Switch**  
- **Thermal Shutdown Protection**  
- **Short-Circuit Protection**  
- **SOT-23-5 Package for Space-Sensitive Applications**  

This information is strictly based on the manufacturer's datasheet and does not include additional recommendations or guidance.

Partnumber Manufacturer Quantity Availability
LM3480IM3-12,LM3480IM312 NS国半 6381 In Stock

Description and Introduction

100 mA, SOT-23, Quasi Low-Dropout Linear Voltage Regulator The LM3480IM3-12 is a switching regulator manufactured by National Semiconductor (NS国半). Below are its specifications, descriptions, and features based on factual information from Ic-phoenix technical data files:  

### **Specifications:**  
- **Output Voltage:** Fixed 12V  
- **Output Current:** Up to 100mA  
- **Input Voltage Range:** 4.5V to 35V  
- **Switching Frequency:** 1.6MHz (typical)  
- **Efficiency:** Up to 90%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** SOT-23-5  

### **Descriptions:**  
- The LM3480IM3-12 is a step-up (boost) DC-DC switching regulator with a fixed 12V output.  
- It is designed for low-power applications requiring high efficiency and a compact footprint.  
- The device integrates a power switch, simplifying the design of boost converters.  

### **Features:**  
- **Fixed Output Voltage:** 12V (±4% accuracy)  
- **Wide Input Voltage Range:** Supports 4.5V to 35V input.  
- **High Switching Frequency:** 1.6MHz allows for small external components.  
- **Low Shutdown Current:** <1µA in shutdown mode.  
- **Integrated Power Switch:** Reduces external component count.  
- **Thermal Shutdown Protection:** Prevents damage from overheating.  
- **Current Limiting:** Protects against overload conditions.  

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

Partnumber Manufacturer Quantity Availability
LM3480IM3-12,LM3480IM312 NS 100 In Stock

Description and Introduction

100 mA, SOT-23, Quasi Low-Dropout Linear Voltage Regulator The LM3480IM3-12 is a step-down switching regulator manufactured by Texas Instruments (NS). Here are its specifications, descriptions, and features:

### **Specifications:**
- **Output Voltage:** Fixed 12V  
- **Input Voltage Range:** 4.5V to 35V  
- **Output Current:** Up to 100mA  
- **Switching Frequency:** 100kHz (typical)  
- **Efficiency:** Up to 90%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** SOT-23-5  

### **Descriptions:**
The LM3480IM3-12 is a monolithic, step-down DC-DC converter designed for low-power applications. It integrates a high-side N-channel MOSFET and requires minimal external components, making it suitable for space-constrained designs. The fixed 12V output version simplifies circuit design by eliminating the need for external feedback resistors.

### **Features:**
- **Fixed 12V Output Voltage**  
- **Wide Input Voltage Range (4.5V to 35V)**  
- **Low Quiescent Current (100µA typical)**  
- **Internal N-Channel MOSFET Switch**  
- **Thermal Shutdown Protection**  
- **Short-Circuit Protection**  
- **Small SOT-23-5 Package**  
- **Minimal External Components Required**  

This regulator is commonly used in battery-powered systems, industrial controls, and automotive applications where a stable 12V supply is needed.

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