Details

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BUY XLSEMI XL2596S-12E1 https://www.utsource.net/itm/p/12611575.html

Parameter	Symbol	Min	Typ	Max	Unit
Input Voltage	VIN	4.5	-	40	V
Output Voltage	VOUT	1.23	-	38	V
Output Current	IOUT	-	-	3	A
Switching Frequency	fSW	-	160	600	kHz
Quiescent Current	IQ	-	1.2	-	mA
Shutdown Current	ISD	-	0.1	-	渭A
Operating Temperature	TOPR	-40	-	85	掳C
Storage Temperature	TSTG	-55	-	150	掳C

Instructions for XLSEMI XL2596S-12E1:

1. Input Voltage Setup:

   • Ensure the input voltage is within the range of 4.5V to 40V.
   • Use appropriate decoupling capacitors (typically 10渭F) close to the input pins.

2. Output Voltage Adjustment:

   • The output voltage can be adjusted using external resistors connected to the feedback pin.
   • Follow the formula provided in the datasheet for calculating resistor values.

3. Output Current Limitation:

   • The device can provide up to 3A of output current, depending on the heat dissipation and load conditions.
   • Consider adding heatsinks or ensuring adequate airflow if operating at high currents.

4. Switching Frequency Configuration:

   • The switching frequency can be set between 160kHz and 600kHz using an external resistor connected to the RT pin.

5. Quiescent Current Management:

   • The quiescent current is typically 1.2mA. Keep this in mind for low-power applications.

6. Shutdown Operation:

   • To place the device into shutdown mode, pull the EN pin low. The shutdown current is approximately 0.1渭A.

7. Thermal Considerations:

   • Operate within the temperature range of -40掳C to 85掳C for optimal performance.
   • Store the device in environments ranging from -55掳C to 150掳C.

8. PCB Layout Recommendations:

   • Place all components as close as possible to minimize parasitic inductance and resistance.
   • Ensure proper grounding and shielding to reduce electromagnetic interference.

(For reference only)