Details

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BUY MCP16301T-I https://www.utsource.net/itm/p/12612364.html

Parameter	Symbol	Conditions	Min	Typ	Max	Unit
Input Voltage	VIN	Operating Range	2.7	-	5.5	V
Output Voltage	VOUT	Fixed Output Voltage	-	3.3	-	V
Quiescent Current	IQ	VIN = 5V, No Load	-	20	-	渭A
Shutdown Current	ISD	VIN = 5V, SHDN Low	-	0.1	-	渭A
Load Current	IOUT	Continuous Output Current	-	600	-	mA
Dropout Voltage	VDROPOUT	IOUT = 300mA	-	300	-	mV
Power Supply Rejection Ratio	PSRR	f = 1kHz	-	70	-	dB

Instructions for MCP16301T-I

1. Power Supply Connection:

   • Connect the input voltage (VIN) between the VIN pin and GND.
   • Ensure the input voltage is within the operating range of 2.7V to 5.5V.

2. Output Configuration:

   • The output voltage (VOUT) is fixed at 3.3V and does not require external resistors for setting the output voltage.

3. Quiescent Current Consideration:

   • The device has a quiescent current of approximately 20渭A under no load conditions, which should be considered for low-power applications.

4. Shutdown Functionality:

   • To put the device into shutdown mode, pull the SHDN pin low. The shutdown current will be approximately 0.1渭A.

5. Load Handling:

   • The device can handle a continuous load current up to 600mA.

6. Dropout Voltage:

   • At an output current of 300mA, the dropout voltage is approximately 300mV.

7. Power Supply Rejection Ratio:

   • The device provides a power supply rejection ratio of about 70dB at 1kHz, ensuring good noise immunity.

8. Capacitor Requirements:

   • Place a bypass capacitor close to the VIN pin to GND to ensure stability.
   • An output capacitor is recommended on the VOUT pin to GND for optimal performance.

9. PCB Layout Guidelines:

   • Keep the PCB traces short and wide for better thermal performance and lower resistance.
   • Ensure proper grounding and decoupling capacitors are placed near the IC.

10. Thermal Considerations:

    • Ensure adequate heat dissipation if operating near the maximum load current to prevent overheating.

(For reference only)