Details

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BUY MIC2026A-1YMTR https://www.utsource.net/itm/p/12604485.html

Parameter	Symbol	Conditions	Min	Typ	Max	Unit
Input Voltage	VIN	Operating Range	2.7	-	5.5	V
Output Voltage	VOUT	Fixed	-	1.8	-	V
Quiescent Current	IQ	VIN = 5V, IOUT = 0mA	-	30	-	μA
Dropout Voltage	VDROPOUT	IOUT = 300mA	-	300	-	mV
Load Regulation	ΔVOUT	IOUT = 0mA to 300mA	-	20	-	mV
Line Regulation	ΔVOUT	VIN = 2.7V to 5.5V	-	20	-	mV
PSRR (Power Supply Rejection Ratio)	PSRR	f = 1kHz	-	70	-	dB

Instructions for MIC2026A-1YMTR

1. Input Voltage Setup:

   • Ensure the input voltage is within the operating range of 2.7V to 5.5V.

2. Output Voltage:

   • The output voltage is fixed at 1.8V and does not require external adjustment.

3. Quiescent Current Management:

   • Keep in mind the quiescent current is around 30μA at no load condition with an input voltage of 5V.

4. Dropout Voltage Consideration:

   • At a load current of 300mA, the dropout voltage is approximately 300mV. Design your circuit ensuring that the input voltage remains sufficiently higher than the output voltage by at least this margin.

5. Load Regulation:

   • The change in output voltage due to load regulation should be minimal, typically around 20mV from no load to full load.

6. Line Regulation:

   • Variations in the input voltage within the specified range should result in minimal changes in the output voltage, also around 20mV.

7. Power Supply Rejection Ratio (PSRR):

   • For noise rejection, especially at frequencies of 1kHz, the MIC2026A-1YMTR offers a PSRR of 70dB.

8. Thermal Considerations:

   • Ensure adequate heat dissipation if operating at high load currents or in environments where temperature might affect performance.

9. Capacitor Selection:

   • Choose input and output capacitors according to the datasheet recommendations to ensure stability and optimal performance.

(For reference only)