LM2596S12 12V Fixed DCDC Buck Converter Module
= HighEfficiency 3A StepDown Voltage Regulator =
The LM2596S12 is a fixedoutput voltage regulator that steps down higher DC voltages to a stable 12V output. It is part of the Texas Instruments SIMPLE SWITCHER® series, offering a robust power solution for industrial and consumer electronics .
Fixed 12V Output - Provides a stable 12V rail for motors, LED strips, and industrial equipment
3A Current Capability Drives highpower loads with excellent line and load regulation
Input Voltage Range: 4.5V to 40V DC
Output Voltage: Fixed 12V DC ±4% tolerance
Output Current: Up to 3A
Switching Frequency: 150 kHz
Efficiency: Up to 90%
Package: TO2635 (surface mount)
Operating Temperature: -40°C to +125°C
= Key Features =
+Requires only 4 external components for a complete power supply design .
+Internal frequency compensation and fixed-frequency oscillator for stable operation .
+Thermal shutdown and current-limit protection for robust performance .
+Low power standby mode with typical 80µA shutdown current .
+Uses readily available standard inductors .
== Applications ==
- Efficient on-card switching regulators .
- High-power 12V device power supplies .
- Step-down conversion in industrial equipment .
- Pre-regulators for linear regulators .
Simple StepDown Solution Minimal component count for easy implementation
Industry Proven Widely used and welldocumented regulator
√ Available as a bare IC in a surfacemount TO263 package and as readytouse modules
√ Features thermal and current-limit protection
√ Fixed 12V output simplifies design
