Details

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BUY SI7252DP-T1-GE3 https://www.utsource.net/itm/p/12361031.html

Parameter	Symbol	Min	Typ	Max	Unit	Conditions
Supply Voltage	VDD	1.62	-	3.6	V
Operating Temperature	TOPR	-40	-	85	°C
Output Current	IOUT	-	50	100	mA	Short circuit protection enabled
Load Regulation		-	0.2	0.5	%	Over full load range
Line Regulation		-	0.2	0.5	%/V	Over full line range
Dropout Voltage	VDROPOUT	-	170	300	mV	At IOUT = 100mA
Quiescent Current	IQ	-	25	50	μA	No load, VDD = 3.0V
Shutdown Current	ISD	-	0.1	1	μA	VIN = 3.0V, SHDN = LOW
Soft-Start Time	tSS	-	2	4	ms

Instructions for SI7252DP-T1-GE3

1. Power Supply Connection:

   • Connect the supply voltage (VDD) within the specified range of 1.62V to 3.6V.

2. Operating Environment:

   • Ensure the device operates within the temperature range of -40°C to +85°C.

3. Output Configuration:

   • The output current should be configured not to exceed 100mA to avoid damaging the device. Short circuit protection is built-in but should not be relied upon as a standard operating condition.

4. Regulation Considerations:

   • Both load and line regulation are critical for maintaining stable output. Ensure these parameters are within 0.2% to 0.5%.

5. Dropout Voltage Management:

   • Be aware of the dropout voltage, which can vary between 170mV and 300mV at maximum output current.

6. Current Consumption:

   • Monitor quiescent and shutdown currents to optimize power efficiency, especially in battery-operated devices.

7. Soft-Start Feature:

   • Utilize the soft-start feature to prevent inrush currents during startup, which takes approximately 2 to 4 milliseconds.

8. Shutdown Mode:

   • To minimize power consumption, use the shutdown mode by pulling the SHDN pin low. This reduces the current draw to less than 1μA.

9. Handling Precautions:

   • Handle the component with care to avoid electrostatic discharge (ESD), which can damage sensitive electronic components.

10. Mounting and Layout:

    • Follow recommended PCB layout guidelines for optimal performance and thermal management.

(For reference only)