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The LM2596 series of regulators are monolithic integrated circuits that provide all the active functions for a step-down (buck) switching regulator, capable of driving a 3A load with excellent line and load regulation. These devices are available in fixed output voltages of 3.3V, 5V, 12V, and an adjustable output version.
Features
- 3.3V, 5V, 12V, and Adjustable Output Versions
- Adjustable Version Output Voltage Range, 1.2V to 37V ±4% Max Over Line and Load Conditions
- Available in TO-220 and TO-263 Packages
- Ensured 3A Output Load Current
- Input Voltage Range Up to 40V
- Requires Only 4 External Components
- Excellent Line and Load Regulation Specifications
- 150 kHz Fixed Frequency Internal Oscillator
- TTL Shutdown Capability
- Low Power Standby Mode, IQ Typically 80 μA
- High Efficiency
- Uses Readily Available Standard Inductors
- Thermal Shutdown and Current Limit Protection
- Type Step-Down (Buck)
- Output Type Adjustable
- Number of Outputs 1
- Voltage - Output 12V
- Voltage - Input 4.5 V ~ 40 V
- PWM Type -
- Frequency - Switching 150kHz
- Current - Output 3A
- Synchronous Rectifier No
- Operating Temperature -40°C ~ 125°C
- Mounting Type Surface Mount
- Package / Case TO-263-6, D²Pak (5 Leads + Tab), TO-263BA
- Supplier Device Package DDPAK/TO-263-5