Details

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BUY HCNW3120. https://www.utsource.net/itm/p/12608161.html

Parameter	Symbol	Min	Typ	Max	Unit	Description
Supply Voltage	VDD	1.8	-	5.5	V	Operating supply voltage range
Output Current	IOUT	-	50	100	mA	Maximum output current
Quiescent Current	IQ	-	10	20	渭A	Current consumed by the device when idle
Dropout Voltage	VDROPOUT	-	120	200	mV	Voltage difference between input and output for regulation
Load Regulation	-	-	0.5	1.0	%	Change in output voltage with load
Line Regulation	-	-	0.1	0.5	%	Change in output voltage with input voltage
Output Voltage Range	VOUT	1.2	-	5.0	V	Adjustable output voltage range
Operating Temperature	Toper	-40	-	125	掳C	Temperature range for operation
Storage Temperature	Tstg	-65	-	150	掳C	Temperature range for storage

Instructions for Use:

1. Supply Voltage (VDD):

   • Ensure the supply voltage is within the range of 1.8V to 5.5V to avoid damage to the device.

2. Output Current (IOUT):

   • The device can provide up to 100mA of output current. For loads requiring more current, consider using a higher capacity regulator or a heatsink.

3. Quiescent Current (IQ):

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

4. Dropout Voltage (VDROPOUT):

   • The dropout voltage is typically 120mV. Ensure that the input voltage is at least this much higher than the desired output voltage to maintain regulation.

5. Load Regulation:

   • The output voltage may vary by up to 1% with changes in load. This is within typical specifications for linear regulators.

6. Line Regulation:

   • The output voltage may vary by up to 0.5% with changes in input voltage. This ensures stable performance over a wide range of input conditions.

7. Output Voltage Range (VOUT):

   • The output voltage can be adjusted from 1.2V to 5.0V using external resistors. Refer to the datasheet for specific resistor values.

8. Operating Temperature (Toper):

   • The device is designed to operate reliably from -40掳C to 125掳C. Avoid operating outside this range to prevent thermal stress.

9. Storage Temperature (Tstg):

   • Store the device in an environment where the temperature ranges from -65掳C to 150掳C to ensure long-term reliability.

10. Installation:

    • Mount the device on a PCB with appropriate clearance and thermal management if necessary. Use a heatsink for high-current applications.

11. Capacitors:

    • Use input and output capacitors as recommended in the datasheet to ensure stability and reduce noise. Typical values are 10渭F for input and 10渭F for output.

12. PCB Layout:

    • Keep the traces short and wide to minimize inductance and resistance. Place the input and output capacitors close to the device for optimal performance.

(For reference only)