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LM2575HVT-12 from NS,National Semiconductor

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LM2575HVT-12

Manufacturer: NS

SIMPLE SWITCHER 1A Step-Down Voltage Regulator

Partnumber Manufacturer Quantity Availability
LM2575HVT-12,LM2575HVT12 NS 44 In Stock

Description and Introduction

SIMPLE SWITCHER 1A Step-Down Voltage Regulator The LM2575HVT-12 is a step-down (buck) switching voltage regulator manufactured by ON Semiconductor (NS).  

### **Specifications:**  
- **Output Voltage:** Fixed 12V  
- **Input Voltage Range:** 4.75V to 40V  
- **Output Current:** Up to 1A  
- **Switching Frequency:** 52 kHz (typical)  
- **Efficiency:** Up to 77% (depending on conditions)  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** TO-220-5 (Through-Hole)  
- **Regulation Type:** PWM (Pulse Width Modulation)  
- **Protection Features:** Thermal shutdown, current limit  

### **Descriptions:**  
The LM2575HVT-12 is a monolithic integrated circuit that provides all active functions for a step-down switching regulator. It is designed for easy implementation and requires minimal external components.  

### **Features:**  
- Simple and easy-to-use buck regulator  
- Requires only 4 external components  
- Internal frequency compensation  
- Fixed-frequency oscillator  
- Low power standby mode (with shutdown pin)  
- High efficiency compared to linear regulators  
- Wide input voltage range  
- Available in fixed and adjustable output versions  

The device is commonly used in power supply applications where efficient step-down voltage conversion is required.  

(Source: ON Semiconductor datasheet for LM2575HVT-12)

Application Scenarios & Design Considerations

SIMPLE SWITCHER 1A Step-Down Voltage Regulator
Partnumber Manufacturer Quantity Availability
LM2575HVT-12,LM2575HVT12 58 In Stock

Description and Introduction

SIMPLE SWITCHER 1A Step-Down Voltage Regulator The LM2575HVT-12 is a step-down (buck) switching regulator manufactured by Texas Instruments.  

### **Specifications:**  
- **Output Voltage:** Fixed 12V  
- **Input Voltage Range:** 4.75V to 60V  
- **Output Current:** Up to 1A  
- **Switching Frequency:** 52 kHz  
- **Efficiency:** Up to 88%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** TO-220-5 (Through-Hole)  
- **Regulation Type:** PWM (Pulse Width Modulation)  
- **Protection Features:** Thermal shutdown, current limiting  

### **Descriptions:**  
The LM2575HVT-12 is a monolithic integrated circuit designed for step-down voltage regulation. It simplifies power supply design by requiring minimal external components and provides high efficiency.  

### **Features:**  
- Fixed 12V output with ±4% tolerance  
- Wide input voltage range (4.75V to 60V)  
- Low standby current (50 µA typical)  
- Internal frequency compensation  
- Thermal shutdown and current limit protection  
- Available in a TO-220 package for easy mounting  

This regulator is commonly used in industrial, automotive, and consumer electronics applications.

Application Scenarios & Design Considerations

SIMPLE SWITCHER 1A Step-Down Voltage Regulator
Partnumber Manufacturer Quantity Availability
LM2575HVT-12,LM2575HVT12 NSC 45 In Stock

Description and Introduction

SIMPLE SWITCHER 1A Step-Down Voltage Regulator The LM2575HVT-12 is a step-down (buck) switching voltage regulator manufactured by National Semiconductor (NSC). Here are its specifications, descriptions, and features:

### **Specifications:**
- **Output Voltage:** Fixed 12V
- **Output Current:** Up to 1A
- **Input Voltage Range:** 4.75V to 40V
- **Switching Frequency:** 52 kHz (typical)
- **Efficiency:** Up to 88% (depending on conditions)
- **Operating Temperature Range:** -40°C to +125°C
- **Package Type:** TO-220 (5-pin)
- **Regulation Type:** PWM (Pulse Width Modulation)
- **Protection Features:** Thermal shutdown, current limit

### **Descriptions:**
- The LM2575HVT-12 is a monolithic integrated circuit that provides all active functions for a step-down switching regulator.
- It is designed for easy implementation in applications requiring efficient power conversion.
- The fixed 12V output version eliminates the need for external resistors to set the output voltage.
- Suitable for battery-powered systems, industrial controls, and automotive applications.

### **Features:**
- **Simple and Easy to Use:** Requires minimal external components.
- **Low Power Standby Mode:** Consumes only 50μA (typical) in shutdown mode.
- **Internal Frequency Compensation:** Reduces external component count.
- **Wide Input Voltage Range:** Supports 4.75V to 40V input.
- **Thermal Shutdown and Current Limit Protection:** Enhances reliability.
- **High Efficiency:** Reduces power dissipation compared to linear regulators.
- **TO-220 Package:** Provides good thermal performance.  

This information is based on the manufacturer's datasheet for the LM2575HVT-12.

Application Scenarios & Design Considerations

SIMPLE SWITCHER 1A Step-Down Voltage Regulator
Partnumber Manufacturer Quantity Availability
LM2575HVT-12,LM2575HVT12 TI 3000 In Stock

Description and Introduction

SIMPLE SWITCHER 1A Step-Down Voltage Regulator The LM2575HVT-12 is a step-down (buck) switching regulator manufactured by Texas Instruments (TI).  

### **Specifications:**  
- **Output Voltage:** 12V (fixed)  
- **Input Voltage Range:** 4.5V to 40V  
- **Output Current:** Up to 1A  
- **Switching Frequency:** 52 kHz (typical)  
- **Efficiency:** Up to 88% (depending on conditions)  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** TO-220-5 (through-hole)  
- **Regulation Type:** Buck (Step-Down)  
- **Protection Features:** Thermal shutdown, current limit  

### **Descriptions:**  
The LM2575HVT-12 is a monolithic integrated circuit designed for step-down voltage regulation. It simplifies power supply design with minimal external components, making it suitable for various applications requiring efficient DC-DC conversion.  

### **Features:**  
- Simple and easy-to-use buck regulator  
- Requires only 4 external components  
- Internal frequency compensation  
- Low power standby mode (IQ ≈ 50 µA)  
- High efficiency compared to linear regulators  
- Wide input voltage range  
- Thermal shutdown and current limit protection  

This information is sourced from Texas Instruments' official documentation on the LM2575HVT-12.

Application Scenarios & Design Considerations

SIMPLE SWITCHER 1A Step-Down Voltage Regulator

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