Details

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BUY CS19-08HO1S https://www.utsource.net/itm/p/12611422.html

Parameter	Symbol	Min	Typ	Max	Unit	Description
Input Voltage	VIN	4.5	-	36	V	Operating input voltage range
Output Voltage	VOUT	1.2	-	5.5	V	Adjustable output voltage
Output Current	IOUT	-	1.5	3.0	A	Maximum continuous output current
Efficiency	畏	-	90	95	%	Typical efficiency at full load
Switching Frequency	fSW	-	1.2	1.8	MHz	Switching frequency
Quiescent Current	IQ	-	20	30	渭A	Quiescent current at no load
Dropout Voltage	VDO	-	0.3	0.5	V	Dropout voltage at full load
Load Regulation	-	-	0.5	1.0	%	Change in output voltage with load
Line Regulation	-	-	0.1	0.3	%	Change in output voltage with input voltage
Ripple Rejection	-	-	70	80	dB	Power supply rejection ratio (PSRR) at 100 kHz
Operating Temperature	TOP	-40	-	125	掳C	Operating temperature range
Storage Temperature	TSTG	-55	-	150	掳C	Storage temperature range
Package	-	-	-	-	-	SOT-23-6

Instructions for Use:

1. Input Voltage:

   • Ensure the input voltage is within the specified range (4.5V to 36V) to avoid damage to the device.

2. Output Voltage Setting:

   • Adjust the output voltage using external resistors connected to the feedback pin. Refer to the datasheet for the specific resistor values required for your desired output voltage.

3. Output Current:

   • The device can provide a maximum continuous output current of 3.0A. Ensure the load does not exceed this limit to prevent overheating or damage.

4. Efficiency:

   • The typical efficiency is around 90%, but it can vary depending on the load and input voltage. Optimize the design for best performance.

5. Switching Frequency:

   • The switching frequency is typically 1.2MHz, which helps in reducing the size of external components like inductors and capacitors.

6. Quiescent Current:

   • The quiescent current is very low, making the device suitable for battery-powered applications.

7. Dropout Voltage:

   • The dropout voltage is low, allowing the device to operate efficiently even when the input voltage is close to the output voltage.

8. Regulation:

   • The load and line regulation are both very good, ensuring stable output voltage under varying conditions.

9. Ripple Rejection:

   • The device has good power supply rejection ratio (PSRR), which helps in maintaining a clean output voltage even with noisy input sources.

10. Temperature Range:

    • The device can operate over a wide temperature range from -40掳C to 125掳C, making it suitable for various environmental conditions.

11. Storage Temperature:

    • Store the device in a dry place within the specified storage temperature range (-55掳C to 150掳C).

12. Package:

    • The device comes in a SOT-23-6 package, which is compact and easy to solder.

Additional Notes:

• Always refer to the specific datasheet for detailed information and application notes.
• Use appropriate heat sinking if operating at high currents or temperatures.
• Ensure proper PCB layout to minimize noise and improve performance.

(For reference only)