Details

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BUY SC84003L https://www.utsource.net/itm/p/12611477.html

Parameter	Symbol	Min	Typ	Max	Unit	Description
Input Voltage	VIN	2.7	-	5.5	V	Operating input voltage range
Output Voltage	VOUT	-	3.3	-	V	Fixed output voltage
Output Current	IOUT	-	1.2	-	A	Maximum continuous output current
Quiescent Current	IQ	-	60	-	μA	Quiescent current at no load
Dropout Voltage	VDROPOUT	-	300	-	mV	Typical dropout voltage at full load
Load Regulation	ΔVOUT/ΔIOUT	-	0.5	-	%	Change in output voltage with load current
Line Regulation	ΔVOUT/ΔVIN	-	0.05	-	%	Change in output voltage with input voltage
Efficiency	η	-	90	-	%	Typical efficiency at full load
Operating Temperature	Toper	-40	-	85	°C	Operating temperature range
Storage Temperature	Tstg	-65	-	150	°C	Storage temperature range
Thermal Resistance (θJA)	-	-	120	-	°C/W	Junction-to-ambient thermal resistance

Instructions for Use:

1. Input Connection:

   • Connect the input voltage (VIN) to the positive terminal of the power supply.
   • Ensure the input voltage is within the specified range (2.7V to 5.5V).

2. Output Connection:

   • Connect the output voltage (VOUT) to the load.
   • The fixed output voltage is 3.3V.

3. Ground Connection:

   • Connect the ground (GND) pin to the common ground of the circuit.

4. Capacitors:

   • Place a 1μF ceramic capacitor close to the input pin (VIN) to filter out noise and stabilize the input voltage.
   • Place a 1μF ceramic capacitor close to the output pin (VOUT) to filter out noise and stabilize the output voltage.

5. Thermal Management:

   • Ensure adequate heat dissipation if operating at high output currents or in high ambient temperatures.
   • Consider using a heatsink if the junction-to-ambient thermal resistance (θJA) needs to be reduced.

6. Load Regulation:

   • The load regulation is typically 0.5%, meaning the output voltage will change by 0.5% for a full load change.

7. Line Regulation:

   • The line regulation is typically 0.05%, meaning the output voltage will change by 0.05% for a change in input voltage.

8. Efficiency:

   • The typical efficiency is 90% at full load, but this can vary depending on the specific application conditions.

9. Operating and Storage Temperature:

   • Ensure the device operates within the specified temperature range (-40°C to 85°C).
   • Store the device within the storage temperature range (-65°C to 150°C).

10. Handling Precautions:

    • Handle the device with care to avoid damage from electrostatic discharge (ESD).
    • Follow proper soldering techniques to avoid thermal stress during assembly.

(For reference only)