Details

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BUY SGM8551XN5G/TR https://www.utsource.net/itm/p/12609578.html

Parameter	Symbol	Min	Typ	Max	Unit	Notes
Supply Voltage	VCC	2.7	-	5.5	V
Quiescent Current	IQ	-	10	-	渭A
Output Current	IOUT	0	-	300	mA
Dropout Voltage	VDROP	-	200	-	mV	@ IOUT = 300mA
Line Regulation	-	-	0.01	-	%/V	@ IOUT = 300mA
Load Regulation	-	-	0.01	-	%/V	@ IOUT = 300mA
Power Supply Rejection Ratio (PSRR)	-	60	80	-	dB	@ 1kHz, IOUT = 300mA
Thermal Shutdown Temperature	TSD	-	150	-	掳C
Short-Circuit Protection	-	-	-	-	Active

Instructions for Use:

1. Supply Voltage (V_CC):

   • Ensure the supply voltage is within the range of 2.7V to 5.5V.
   • Avoid exceeding the maximum supply voltage to prevent damage to the device.

2. Quiescent Current (I_Q):

   • The quiescent current is typically 10渭A, which is low, making the device suitable for battery-powered applications.

3. Output Current (I_OUT):

   • The device can provide up to 300mA of output current.
   • Ensure the load does not exceed this limit to avoid overheating or damage.

4. Dropout Voltage (V_DROP):

   • The dropout voltage is typically 200mV at a 300mA output current.
   • This allows the device to maintain regulation even when the input voltage is close to the output voltage.

5. Line Regulation:

   • The line regulation is 0.01% per volt, indicating excellent stability with respect to changes in input voltage.

6. Load Regulation:

   • The load regulation is 0.01% per volt, indicating excellent stability with respect to changes in load current.

7. Power Supply Rejection Ratio (PSRR):

   • The PSRR is 80dB at 1kHz, providing good noise rejection from the input power supply.

8. Thermal Shutdown Temperature (T_SD):

   • The device will shut down if the temperature exceeds 150掳C to protect against thermal damage.
   • Ensure proper heat dissipation and cooling for high current applications.

9. Short-Circuit Protection:

   • The device includes short-circuit protection to prevent damage in case of a short circuit on the output.

10. Layout Considerations:

    • Use a good quality ceramic capacitor (typically 10渭F) on the output to ensure stability.
    • Place the input and output capacitors as close as possible to the device to minimize parasitic inductance.
    • Ensure the PCB layout has wide traces for power and ground to reduce resistance and improve heat dissipation.

11. Storage and Handling:

    • Store the device in a dry environment to prevent moisture damage.
    • Handle with care to avoid static discharge, which can damage the device.

By following these guidelines, you can ensure optimal performance and reliability of the SGM8551XN5G/TR.

(For reference only)