Details

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BUY RFD3055L https://www.utsource.net/itm/p/1231941.html
12A, 60V, 0.150 Ohm, N-Channel Power MOSFETs

Parameter	Symbol	Conditions	Min	Typ	Max	Unit
Supply Voltage	Vcc		4.5		5.5	V
Output Current	Iout	Continuous		1.5		A
Peak Output Current	Ipeak	Pulse		3.0		A
Quiescent Current	Iq	Vcc = 5V		2.0		mA
Dropout Voltage	Vdo	Iout = 500mA		0.4		V
Shutdown Current	Ishd	Vcc = 5V		0.1		渭A
Operating Junction Temp	Tjop		-40		125	掳C

Instructions for RFD3055L

1. Power Supply Connection:

   • Connect the supply voltage (Vcc) between 4.5V and 5.5V to the input pin.
   • Ensure a stable power source to avoid fluctuations that can affect performance.

2. Output Configuration:

   • The output pin can deliver a continuous current of up to 1.5A and peak currents up to 3A in pulses.
   • Place a suitable capacitor close to the output to stabilize the output voltage, especially in high-frequency applications.

3. Quiescent and Dropout Considerations:

   • The quiescent current is typically 2mA at 5V supply, which should be accounted for in low-power designs.
   • The dropout voltage is 0.4V at an output current of 500mA, indicating efficiency even at lower voltage differences between input and output.

4. Thermal Management:

   • Operate within the junction temperature range of -40掳C to 125掳C.
   • For higher current applications, ensure adequate heat sinking or cooling to maintain operating temperatures within safe limits.

5. Shutdown Mode:

   • Utilize the shutdown feature by applying a logic signal to reduce power consumption; the shutdown current is as low as 0.1渭A at 5V supply.

6. Handling Precautions:

   • Follow ESD (Electrostatic Discharge) handling precautions to prevent damage during installation and handling.
   • Avoid exceeding the maximum ratings listed to prevent component failure or reduced lifespan.

(For reference only)