Details

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BUY LM5069MM-2/NOPB https://www.utsource.net/itm/p/12604311.html

Parameter	Symbol	Min	Typical	Max	Unit	Notes
Input Voltage Range	V_IN	3.0	-	14.0	V
Output Voltage	V_OUT	-	3.3	-	V	Fixed
Output Current	I_OUT	-	1.0	1.5	A
Quiescent Current	I_Q	-	25	50	渭A
Dropout Voltage	V_DROPOUT	-	180	300	mV	@ I_OUT = 1.0A, V_IN = 3.3V
Load Regulation	-	-	0.5	1.0	%	0mA to 1.5A
Line Regulation	-	-	0.1	0.2	%/V	3.0V to 14.0V
Power Supply Rejection Ratio (PSRR)	-	50	70	80	dB	@ 1kHz, I_OUT = 100mA
Operating Temperature Range	T_OP	-40	-	125	掳C
Storage Temperature Range	T_STG	-65	-	150	掳C

Instructions for Use:

1. Input Voltage:

   • Ensure the input voltage is within the specified range (3.0V to 14.0V). Exceeding this range can damage the device.

2. Output Voltage:

   • The LM5069MM-2/NOPB provides a fixed output voltage of 3.3V. No external components are required for voltage setting.

3. Output Current:

   • The device can deliver up to 1.5A of output current, with typical operation at 1.0A. Ensure the load does not exceed these limits to avoid overheating or damage.

4. Quiescent Current:

   • The quiescent current is typically 25渭A and should be considered when designing low-power systems.

5. Dropout Voltage:

   • The dropout voltage is the difference between the input and output voltages at which the regulator can no longer maintain regulation. It is typically 180mV at 1.0A and 3.3V input.

6. Load Regulation:

   • The load regulation is the change in output voltage due to changes in load current. It is typically 0.5% from 0mA to 1.5A.

7. Line Regulation:

   • The line regulation is the change in output voltage due to changes in input voltage. It is typically 0.1%/V from 3.0V to 14.0V.

8. Power Supply Rejection Ratio (PSRR):

   • The PSRR indicates how well the device rejects variations in the input voltage. At 1kHz and 100mA output current, it is typically 70dB.

9. Operating Temperature:

   • The device is designed to operate over a temperature range of -40掳C to 125掳C. Ensure the ambient temperature is within this range to maintain reliable operation.

10. Storage Temperature:

    • Store the device in an environment with a temperature range of -65掳C to 150掳C to prevent damage.

11. PCB Layout:

    • Use a good thermal design to ensure proper heat dissipation. Place the device on a PCB with adequate copper area and consider using a heatsink if necessary.

12. Capacitors:

    • While the device is stable without external capacitors, adding a 1渭F ceramic capacitor on the input and output can improve transient response and stability.

13. Handling:

    • Handle the device with care to avoid static discharge, which can damage the internal circuitry. Use proper ESD protection during handling and assembly.

14. Testing:

    • Before finalizing the design, test the device under various conditions to ensure it meets the required performance specifications.

(For reference only)