Details

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BUY MPC17A39 https://www.utsource.net/itm/p/12532620.html

Parameter	Symbol	Conditions	Min	Typ	Max	Unit
Supply Voltage	VDD	Operating	4.5		5.5	V
Output Voltage	VOUT	Regulation	0.8		3.3	V
Quiescent Current	IQ	No load, VDD = 5V		20		μA
Dropout Voltage	VDROPOUT	IOUT = 300mA, VDD = 5V		300		mV
Load Regulation		IOUT: 0 to 300mA, VDD = 5V		1		%
Line Regulation		VDD: 4.5V to 5.5V, IOUT = 100mA		0.5		%
Ground Pin Current	IGND	IOUT = 300mA		10		mA
Thermal Shutdown	TSD	Typical		160		°C
Short-Circuit Current	ISHORT	VDD = 5V, t = 1s		1		A

Instructions for Use:

1. Power Supply Connection:

   • Connect the supply voltage (VDD) within the specified range of 4.5V to 5.5V.
   • Ensure a stable input power source to maintain regulation.

2. Output Configuration:

   • Set the output voltage (VOUT) as required within the range of 0.8V to 3.3V using external resistors or fixed voltage settings provided by the device.

3. Thermal Considerations:

   • The device has built-in thermal shutdown protection which activates at approximately 160°C. Ensure adequate heat dissipation for reliable operation.

4. Load Handling:

   • The device can handle up to 300mA load current. Ensure that the dropout voltage remains within acceptable limits under maximum load conditions.

5. Short Circuit Protection:

   • The device includes short-circuit protection limiting the output current to about 1A for safety.

6. Stability and Filtering:

   • Use appropriate capacitors on both input and output sides for stability and noise filtering. Refer to the datasheet for recommended capacitor values and types.

7. Quiescent Current:

   • Be aware of the quiescent current consumption especially in low-power applications where efficiency is critical.

8. Grounding:

   • Keep the ground pin current (IGND) within limits to avoid excessive heating or performance degradation.

For detailed design considerations and specific application circuits, refer to the full datasheet of the MPC17A39.

(For reference only)