LM53603 Description
The LM53603 and LM53602 buck regulators are specifically designed for 12-V industrial and automotive applications, providing an adjustable output voltage from 3.3 V to 10 V at 3 A or 2 A, from an input voltage of up to 36 V. Advanced high-speed circuitry allows the device to regulate from an input of up to 20 V, while providing an output of 5 V at a switching frequency of 2.1 MHz. The innovative architecture allows...
LM53603 Key Features
- 1 3-A or 2-A Maximum Load Current
- Input Voltage Range From 3.5 V to 36 V
- Adjustable Output Voltage From 3.3 V to 10 V
- 2.1-MHz Fixed Switching Frequency
- ±2% Output Voltage Tolerance
- 40°C to 150°C Junction Temperature Range
- 1.7-µA Shutdown Current (Typical)
- 24-µA Input Supply Current at No Load (Typical)
- Reset Output With Filter and Delay
- Automatic Light Load Mode for Improved
LM53603 Applications
- Industrial Power Supplies in Building and Factory Automation