Details

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BUY M51978FP https://www.utsource.net/itm/p/12555552.html

Parameter	Symbol	Min	Typical	Max	Unit	Notes
Supply Voltage	Vcc	4.5	-	5.5	V
Output Current	Iout	-	200	300	mA
Operating Temperature	Topr	-40	-	85	°C
Storage Temperature	Tstg	-65	-	150	°C
Output Voltage (No Load)	Vout	4.8	5.0	5.2	V
Line Regulation	ΔVout/ΔVin	-	0.001	-	%/V
Load Regulation	ΔVout/ΔIout	-	0.01	-	%/mA
Dropout Voltage	Vdo	-	0.5	1.5	V
Quiescent Current	Iq	-	5	10	μA
Ripple Rejection	RR	60	-	80	dB	@ 100 Hz
Transient Response Time	Tr	-	10	30	μs
Thermal Shutdown Threshold	Tsd	-	160	-	°C
Short-Circuit Protection	SCP	-	Yes	-	-

Instructions for Using M51978FP

1. Supply Voltage:

   • Ensure the supply voltage is within the range of 4.5V to 5.5V to avoid damage to the device.

2. Output Current:

   • The device can provide up to 300mA of output current, with a typical value of 200mA. Ensure the load does not exceed this limit to prevent overheating or failure.

3. Operating Temperature:

   • The operating temperature range is from -40°C to 85°C. Avoid exposing the device to temperatures outside this range to ensure reliable operation.

4. Storage Temperature:

   • Store the device in an environment where the temperature ranges from -65°C to 150°C to prevent degradation.

5. Output Voltage:

   • The output voltage is regulated to 5.0V ± 0.2V under no load conditions. Ensure the load is stable to maintain this regulation.

6. Line and Load Regulation:

   • The line regulation is 0.001% per volt, and the load regulation is 0.01% per milliamp. These parameters ensure that the output voltage remains stable under varying input voltage and load conditions.

7. Dropout Voltage:

   • The dropout voltage is typically 0.5V and can go up to 1.5V. Ensure the input voltage is at least 0.5V higher than the desired output voltage to maintain regulation.

8. Quiescent Current:

   • The quiescent current is typically 5μA and can go up to 10μA. This low current consumption makes the device suitable for battery-powered applications.

9. Ripple Rejection:

   • The device has a ripple rejection of 60 to 80dB at 100Hz, which helps in filtering out noise from the input power supply.

10. Transient Response Time:

    • The transient response time is typically 10μs and can go up to 30μs. This ensures that the output voltage quickly stabilizes after a sudden change in load.

11. Thermal Shutdown:

    • The device will shut down if the temperature exceeds 160°C to protect against thermal damage. Ensure proper heat dissipation to prevent this condition.

12. Short-Circuit Protection:

    • The device includes short-circuit protection to prevent damage in case of a short circuit at the output. Ensure the load is properly connected to avoid triggering this protection.

By following these guidelines, you can ensure the M51978FP operates reliably and efficiently in your application.

(For reference only)