Details

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BUY BD34704KS2 https://www.utsource.net/itm/p/12598500.html

Parameter	Symbol	Conditions	Min	Typ	Max	Unit
Supply Voltage	Vcc	Operating	2.7	-	5.5	V
Output Current	Iout	Continuous	-	300	-	mA
Quiescent Current	Iq	Vout = 3.3V, Iout = 0mA	-	1.8	-	μA
Dropout Voltage	Vdo	Iout = 300mA	-	0.3	-	V
Load Regulation		Iout: 0mA to 300mA	-	0.5	-	%
Line Regulation		Vcc: 2.7V to 5.5V	-	0.1	-	%
Power Dissipation	Pd	TA = 25°C	-	640	-	mW
Operating Junction Temp	Tj		-40	-	125	°C

Instructions for BD34704KS2

1. Power Supply Connection:

   • Connect the supply voltage (Vcc) between 2.7V and 5.5V to the input pin.
   • Ensure a stable power supply to avoid fluctuations that can affect performance.

2. Output Configuration:

   • The output voltage is fixed at 3.3V. No external resistors are required for voltage setting.
   • For optimal performance, place a bypass capacitor (typically 1μF) close to the output pin.

3. Thermal Considerations:

   • The device can dissipate up to 640mW at an ambient temperature of 25°C.
   • Ensure adequate heat sinking if operating near maximum load or in high-temperature environments.

4. Load Handling:

   • The regulator can handle continuous currents up to 300mA.
   • Check the dropout voltage to ensure efficient operation under varying load conditions.

5. Stability and Filtering:

   • Use appropriate capacitors on both input and output sides to maintain stability and reduce noise.
   • Input capacitance typically recommended is around 1μF.

6. Operating Temperature Range:

   • The device operates reliably from -40°C to 125°C junction temperature.
   • Monitor the temperature in applications where environmental conditions are extreme.

7. Handling Static Electricity:

   • Handle with care to prevent damage from static electricity; use anti-static precautions when soldering or handling the component.

(For reference only)