Details

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BUY MIC4422AYM TR https://www.utsource.net/itm/p/12608799.html

Parameter	Symbol	Conditions	Min	Typ	Max	Unit
Input Voltage	VIN	Operating Range	1.8	-	5.5	V
Output Current	IOUT	Continuous	-	2.0	-	A
Quiescent Current	IQ	VOUT = 3.3V, No Load	2.0	-	4.0	渭A
Shutdown Current	ISD	VIN = 5V	0.1	-	1.0	渭A
Dropout Voltage	VDROPOUT	IOUT = 500mA	0.3	-	0.5	V
Reference Voltage	VREF		1.23	-	1.27	V
PSRR (Power Supply Rejection Ratio)	PSRR	@ 1kHz	60	-	80	dB
Line Regulation	?VOUT/?VIN	IOUT = 500mA	0.05	-	0.1	%
Load Regulation	?VOUT/?IOUT	VIN = 5V	0.05	-	0.1	%

Instructions for MIC4422AYM TR:

1. Installation:

   • Ensure the MIC4422AYM TR is correctly oriented on the PCB with proper alignment of pins.
   • Soldering temperature should not exceed 260掳C and should be completed within 10 seconds.

2. Power Supply Connection:

   • Connect the input voltage (VIN) between 1.8V to 5.5V to the appropriate pin.
   • Ensure a stable power supply to avoid fluctuations that can affect performance.

3. Output Configuration:

   • The output voltage (VOUT) can be set using external resistors if adjustable output is required.
   • For fixed output versions, connect directly without additional components.

4. Thermal Considerations:

   • Place adequate heat dissipation measures such as heatsinks or thermal vias if operating at high current levels.
   • Ensure ambient temperature does not exceed operational limits.

5. Protection Circuits:

   • Integrate necessary protection circuits like reverse polarity protection and transient voltage suppression.

6. Testing:

   • After installation, test the device under various load conditions to ensure stability and accuracy.
   • Verify all parameters match the specified values in the table above.

7. Shutdown Mode:

   • To enter shutdown mode, apply a low signal to the SHDN pin to minimize power consumption.
   • In shutdown, the quiescent current drops significantly, reducing battery drain in portable applications.

For detailed specifications and further instructions, refer to the official datasheet provided by the manufacturer.

(For reference only)