Details

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BUY XL2576S-ADJE1 https://www.utsource.net/itm/p/8392398.html

Parameter	Description
Part Number	XL2576S-ADJE1
Function	Step-down DC-DC converter with adjustable output voltage
Input Voltage Range	4.5V to 40V
Output Voltage Range	Adjustable from 1.23V to 37V
Output Current	Up to 3A (depends on external components and thermal conditions)
Switching Frequency	Fixed at 150kHz
Operating Temperature	-40°C to +85°C
Package Type	SOIC-8
Protection Features	Overcurrent protection, thermal shutdown

Instructions for Use:

1. Circuit Design:

   • Connect the input voltage to the VIN pin and ensure it is within the specified range.
   • Connect a capacitor between VIN and GND to stabilize the input voltage.
   • Use an inductor connected from the SW pin to the output to filter the switching noise.

2. Output Voltage Adjustment:

   • The output voltage can be set using a resistor divider network connected to the FB (feedback) pin.
   • Calculate the resistor values based on the desired output voltage using the formula provided in the datasheet.

3. Thermal Considerations:

   • Ensure adequate heat dissipation if operating at higher currents or in high ambient temperatures.
   • Consider adding a heatsink if necessary.

4. Component Selection:

   • Choose the inductor and output capacitor carefully to match the switching frequency and load requirements.
   • Refer to the manufacturer’s guidelines for recommended component values.

5. Testing and Validation:

   • After assembling the circuit, test the output voltage under various load conditions.
   • Verify that the converter operates within safe limits and meets performance expectations.

For detailed specifications and advanced applications, refer to the full datasheet available from the manufacturer.

(For reference only)