Details

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BUY UPC1470LM https://www.utsource.net/itm/p/12612031.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	-	3.3	V	Fixed output voltage
Output Current	IOUT	-	700	-	mA	Maximum continuous output current
Efficiency (VIN = 5V)	η	-	90	-	%	Efficiency at typical operating conditions
Quiescent Current	IQ	-	2.5	-	μA	Quiescent current
Dropout Voltage	VDROPOUT	-	300	-	mV	Typical dropout voltage at full load
Load Regulation	ΔVOUT	-	1	-	%	Change in output voltage with load
Line Regulation	ΔVOUT	-	0.2	-	%/V	Change in output voltage with input voltage
Ripple Rejection	RR	-	60	-	dB	Power supply rejection ratio at 100 Hz
Operating Temperature	Toper	-40	-	85	°C	Operating temperature range
Storage Temperature	Tstg	-65	-	150	°C	Storage temperature range
Thermal Resistance (θJA)	θJA	-	55	-	°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 source.
   • 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 output voltage is fixed at 3.3V.

3. Ground Connection:

   • Connect the ground (GND) of the input and output to a common ground.

4. Capacitors:

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

5. Thermal Management:

   • Ensure adequate heat dissipation if the device is operating at high currents or in high ambient temperatures.
   • The thermal resistance (θJA) is 55°C/W, so consider using a heatsink if necessary.

6. Operating Conditions:

   • The device operates efficiently over a wide range of input voltages and loads.
   • Check the efficiency and thermal characteristics to ensure optimal performance.

7. Storage and Handling:

   • Store the device in a dry environment within the specified storage temperature range (-65°C to 150°C).
   • Handle with care to avoid damage to the pins and the device itself.

8. Testing:

   • Before final assembly, test the device under typical operating conditions to ensure it meets the required specifications.

By following these instructions, you can ensure reliable and efficient operation of the UPC1470LM.

(For reference only)