Manufacturer Part Number
LM2574N-12
Manufacturer
Texas Instruments
Introduction
The LM2574N-12 is a monolithic integrated circuit designed for easy-to-use, high-efficiency, step-down (buck) voltage regulation. It is part of Texas Instruments' SIMPLE SWITCHER® series, optimized for a compact and efficient power management solution.
Product Features and Performance
SIMPLE SWITCHER® for straightforward design
Step-Down (Buck) Voltage Regulator topology
Fixed 12V output voltage
Single output channel
Input voltage range: 4V to 40V
Output current capacity: 500mA
Switching frequency: 52kHz
Non-Synchronous Rectifier
Operating temperature range: -40°C to 125°C
Product Advantages
High efficiency for energy saving
Wide input voltage range supports various input sources
Fixed output simplifies design
Thermal shutdown and current limit for protection
Suitable for battery-operated applications
Key Technical Parameters
Voltage Input (Min): 4V
Voltage Input (Max): 40V
Voltage Output (Min/Fixed): 12V
Current Output: 500mA
Frequency Switching: 52kHz
Operating Temperature: -40°C to 125°C
Quality and Safety Features
Built-in thermal shutdown protection
Current limiting
Under-voltage lockout
Compatibility
Through-hole mounting for easy integration in various PCB designs
Compatible with a wide range of input sources due to its 4V to 40V input range
Application Areas
Consumer Electronics
Portable Devices
Power Supplies
Industrial Control Systems
Product Lifecycle
Obsolete status indicating nearing discontinuation
Check for replacement or upgrade options if planning long-term production
Several Key Reasons to Choose This Product
Reliable performance backed by Texas Instruments' quality
High-efficiency SIMPLE SWITCHER® design for low power loss
Flexible input voltage range compatible with various power sources
Easy to use and integrate into existing and new designs
Built-in protection features ensure long-term reliability
Suitable for a wide range of applications from consumer to industrial
LM2575NS