LM2596T-12

The LM2596T-12 is a step-down (buck) switching regulator IC capable of converting higher input voltages into a lower output voltage. It is designed to provide a fixed output voltage of 12V with high efficiency and low ripple. The LM2596T-12 is widely used in applications where efficient voltage conversion and regulation are required, such as in power supplies, battery chargers, LED drivers, and other electronic devices.

Key Features:

• Output Voltage: 12V fixed
• Output Current: Up to 3A (with adequate heatsinking)
• Input Voltage Range: 4.5V to 40V
• Efficiency: Up to 92%
• Adjustable Output Version Available: LM2596 Adjustable Version
• Switching Frequency: 150 kHz (typical)
• Short Circuit Protection: Limits current during short circuit conditions
• Thermal Shutdown: Protects against overheating
• Low Quiescent Current: Typically 5mA

Technical Specifications:

• Adjustment Pin Current: Typically 100µA
• Temperature Range: -40°C to +125°C
• Package: TO-220 (Standard), TO-263 (D2PAK), and other variants
• Load Regulation: Typically 0.1%
• Line Regulation: Typically 0.5%
• Ripple Rejection: Typically 60dB
• Switching Regulator Type: Step-Down (Buck)

Applications:

• Power Supplies: Ideal for generating 12V power rails in various electronic circuits.
• LED Drivers: Used in LED lighting applications requiring constant voltage power supplies.
• Battery Chargers: Provides regulated voltage for charging batteries.
• DC-DC Converters: Converts higher voltage DC sources to 12V for specific applications.
• Consumer Electronics: Applied in various consumer electronic devices requiring stable 12V power.
• Industrial Control Systems: Used in industrial automation and control systems.

Datasheet:
For detailed technical information, refer to the LM2596T-12 voltage regulator datasheet.