Details

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BUY D52A05D https://www.utsource.net/itm/p/12591474.html

Parameter	Symbol	Min	Typ	Max	Unit	Description
Input Voltage	VIN	4.5	-	14	V	Operating input voltage range
Output Voltage	VOUT	-	5	-	V	Regulated output voltage
Output Current	IOUT	-	-	2	A	Maximum continuous output current
Quiescent Current	IQ	-	3	-	mA	Typical quiescent current
Dropout Voltage	VDROPOUT	-	0.5	-	V	Typical dropout voltage at full load
Load Regulation	-	-	0.5	-	%	Change in output voltage with load
Line Regulation	-	-	0.2	-	%	Change in output voltage with input voltage
Ripple Rejection	-	60	-	70	dB	Attenuation of input ripple to output
Operating Temp.	Toper	-40	-	85	°C	Operating temperature range
Storage Temp.	Tstg	-40	-	150	°C	Storage temperature range

Instructions for Using D52A05D

1. Input Voltage (VIN):

   • Ensure the input voltage is within the specified range of 4.5V to 14V.
   • Avoid connecting the input to voltages outside this range to prevent damage.

2. Output Voltage (VOUT):

   • The device provides a regulated output voltage of 5V.
   • Use appropriate capacitors on the output to ensure stability and reduce ripple.

3. Output Current (IOUT):

   • The maximum continuous output current is 2A.
   • Do not exceed this limit to avoid overheating and potential damage.

4. Quiescent Current (IQ):

   • The typical quiescent current is 3mA.
   • This value helps in power budgeting and efficiency calculations.

5. Dropout Voltage (VDROPOUT):

   • The typical dropout voltage is 0.5V at full load.
   • Ensure the input voltage is at least 0.5V higher than the output voltage to maintain regulation.

6. Load Regulation:

   • The change in output voltage due to load variations is typically 0.5%.
   • This ensures stable output under varying load conditions.

7. Line Regulation:

   • The change in output voltage due to input voltage variations is typically 0.2%.
   • This ensures stable output even when the input voltage fluctuates.

8. Ripple Rejection:

   • The device attenuates input ripple by 60 to 70dB.
   • Use appropriate input filtering to minimize ripple.

9. Operating Temperature (Toper):

   • The operating temperature range is -40°C to 85°C.
   • Ensure the device operates within this range to avoid thermal issues.

10. Storage Temperature (Tstg):

    • The storage temperature range is -40°C to 150°C.
    • Store the device in a dry place within this temperature range to prevent damage.

11. Capacitor Recommendations:

    • Use a 10μF ceramic capacitor on the input and a 10μF ceramic capacitor on the output for stability.
    • Additional capacitance may be required for high-frequency noise reduction.

12. PCB Layout:

    • Keep the input and output capacitors close to the device to minimize parasitic inductance.
    • Use wide traces for power connections to reduce resistance and heat generation.

13. Thermal Management:

    • Ensure adequate heat dissipation if the device is operating near its maximum output current.
    • Consider using a heatsink or thermal pad for extended operation at high currents.

(For reference only)