Details

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BUY RTD34024F https://www.utsource.net/itm/p/12604497.html

Parameter	Symbol	Min	Typ	Max	Unit	Description
Input Voltage	VIN	2.7	-	5.5	V	Operating input voltage range
Output Voltage	VOUT	-	3.3	-	V	Fixed output voltage
Output Current	IOUT	-	2.4	-	A	Maximum continuous output current
Quiescent Current	IQ	-	2.8	-	渭A	Typical quiescent current
Dropout Voltage	VDO	-	0.3	-	V	Typical dropout voltage at full load
Load Regulation	-	-	1.0	-	%	Output voltage change with load
Line Regulation	-	-	0.5	-	%	Output voltage change with input voltage
Ripple Rejection	-	60	70	-	dB	Power supply rejection ratio (PSRR) at 100 kHz
Operating Temperature	TOP	-40	-	125	掳C	Operating temperature range
Storage Temperature	TSTG	-65	-	150	掳C	Storage temperature range
Thermal Resistance (胃JA)	-	-	120	-	掳C/W	Junction-to-ambient thermal resistance

Instructions for Use:

1. Input Voltage:

   • Ensure the input voltage is within the specified range of 2.7V to 5.5V to avoid damage or improper operation.

2. Output Voltage:

   • The RTD34024F provides a fixed output voltage of 3.3V. No external components are required to set this voltage.

3. Output Current:

   • The device can deliver up to 2.4A of continuous output current. Ensure that the load does not exceed this limit to prevent overheating or failure.

4. Quiescent Current:

   • The typical quiescent current is 2.8渭A, which is very low, making the device suitable for battery-powered applications.

5. Dropout Voltage:

   • The typical dropout voltage is 0.3V, allowing the device to maintain regulation even when the input voltage is close to the output voltage.

6. Load and Line Regulation:

   • The load regulation is typically 1.0%, and the line regulation is 0.5%. These values indicate the stability of the output voltage under varying load and input conditions.

7. Ripple Rejection:

   • The power supply rejection ratio (PSRR) is typically 70dB at 100kHz, which helps in filtering out noise from the input supply.

8. Temperature Considerations:

   • The operating temperature range is -40掳C to 125掳C, and the storage temperature range is -65掳C to 150掳C. Ensure that the device is used within these limits to avoid performance degradation or damage.

9. Thermal Management:

   • The junction-to-ambient thermal resistance (胃_JA) is 120掳C/W. Proper heat sinking may be necessary if the device is operating near its maximum current and temperature limits.

10. PCB Layout:

    • For optimal performance, place the input and output capacitors as close as possible to the device. Use wide traces for the input and output paths to minimize voltage drops and ensure good thermal dissipation.

11. Capacitors:

    • Use ceramic capacitors with X7R or X5R dielectrics for both input and output capacitors. Typical values are 10渭F for the input and 10渭F for the output. Ensure that the capacitors have a rated voltage higher than the maximum expected voltage on each rail.

By following these guidelines, you can ensure reliable and efficient operation of the RTD34024F in your application.

(For reference only)