The document introduces the features and characteristics of the XL2576 3A 52KHz 40V Buck DC to DC Converter, including wide 4.5V to 40V input voltage range, adjustable output voltage range, maximum duty cycle of 100%, minimum drop out of 1.5V, fixed 52KHz switching frequency, 3A constant output current capability, etc.
The XL2576 is a 52 KHz fixed frequency PWM buck (step-down) DC/DC converter capable of driving a 3A load with high efficiency, low ripple, and excellent line and load regulation. It requires a minimum number of external components and includes internal frequency compensation and a fixed-frequency oscillator.
| Input Voltage Range | 4.5V to 40V |
|---|---|
| Output Voltage Range | 1.23V to 37V |
| Switching Frequency | 52KHz |
| Maximum Output Current | 3A |
| Maximum Duty Cycle | 100% |
| Feedback Threshold Voltage | 1.23V |
The feedback threshold voltage is 1.23V.
The device is available in 5V, 12V, and adjustable versions.
The minimum drop-out voltage is 1.5V.