IC Phoenix logo

Home ›  L  › L27 > LM2577SX-ADJ

LM2577SX-ADJ from NS,NS,National Semiconductor

Fast Delivery, Competitive Price @IC-phoenix

If you need more electronic components or better pricing, we welcome any inquiry.

LM2577SX-ADJ

Manufacturer: NS,NS

SIMPLE SWITCHER Step-Up Voltage Regulator

Partnumber Manufacturer Quantity Availability
LM2577SX-ADJ,LM2577SXADJ NS,NS 500 In Stock

Description and Introduction

SIMPLE SWITCHER Step-Up Voltage Regulator The LM2577SX-ADJ is a switching regulator manufactured by National Semiconductor (NS).  

### **Specifications:**  
- **Input Voltage Range:** 3.5V to 40V  
- **Adjustable Output Voltage:** 1.23V to 40V  
- **Output Current:** Up to 3A (peak)  
- **Switching Frequency:** 52 kHz (fixed)  
- **Efficiency:** Up to 85%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** TO-263 (D2PAK)  

### **Descriptions:**  
- The LM2577SX-ADJ is a step-up (boost), flyback, and forward converter switching regulator.  
- It features an adjustable output voltage version with an internal 3A switch.  
- Designed for simplicity and efficiency in power supply applications.  

### **Features:**  
- **Adjustable Output Voltage** via external resistors  
- **Internal 3A NPN Switch** for high efficiency  
- **52 kHz Fixed Frequency Oscillator**  
- **Thermal Shutdown & Current Limiting** for protection  
- **Low Standby Current** (50 µA typical in shutdown mode)  
- **Requires Few External Components** for operation  

This regulator is suitable for battery-powered systems, industrial controls, and automotive applications.

Application Scenarios & Design Considerations

SIMPLE SWITCHER Step-Up Voltage Regulator

Request Quotation

For immediate assistance, call us at +86 533 2716050 or email [email protected]

Part Number Quantity Target Price($USD) Email Contact Person
We offer highly competitive channel pricing. Get in touch for details.

Specializes in hard-to-find components chips