Details

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BUY XR3403D https://www.utsource.net/itm/p/12609111.html

Parameter	Symbol	Min	Typical	Max	Unit
Supply Voltage	Vcc	2.7	-	5.5	V
Operating Current	Iop	-	1.0	-	mA
Standby Current	Istby	-	0.1	-	渭A
Output Current (Max)	Iout	-	100	-	mA
Output Voltage Range	Vout	1.2	-	5.0	V
Quiescent Current	Iq	-	0.01	-	mA
Dropout Voltage	Vdo	-	0.2	-	V
Load Regulation	未VL	-	0.1	-	%
Line Regulation	未VL	-	0.01	-	%
Thermal Shutdown	TSD	-	160	-	掳C
Operating Temperature	Topr	-40	-	85	掳C
Storage Temperature	Tstg	-40	-	150	掳C

Instructions for Using XR3403D

1. Supply Voltage (Vcc):

   • Ensure the supply voltage is within the range of 2.7V to 5.5V. Exceeding these limits can damage the device.

2. Output Voltage (Vout):

   • The output voltage can be set between 1.2V and 5.0V. Use external resistors to adjust the output voltage as per the datasheet formula.

3. Output Current:

   • The maximum output current is 100mA. Ensure that the load does not exceed this limit to avoid overheating or damage.

4. Thermal Management:

   • The device has a thermal shutdown feature at approximately 160掳C. Ensure adequate heat dissipation if operating near the maximum current or in high ambient temperatures.

5. Load and Line Regulation:

   • The device maintains good load and line regulation, with typical values of 0.1% and 0.01% respectively. This ensures stable output voltage under varying conditions.

6. Operating and Storage Temperature:

   • The device can operate from -40掳C to 85掳C and can be stored from -40掳C to 150掳C. Ensure the device is used within these temperature ranges to avoid performance degradation or failure.

7. Standby Mode:

   • The standby current is very low at 0.1渭A. Use the enable pin to put the device into standby mode when not in use to save power.

8. Quiescent Current:

   • The quiescent current is very low at 0.01mA, making the device suitable for battery-powered applications.

9. Dropout Voltage:

   • The dropout voltage is typically 0.2V, allowing the device to regulate the output voltage even when the input voltage is close to the output voltage.

10. Capacitor Selection:

    • Use appropriate input and output capacitors to ensure stability and reduce ripple. Refer to the datasheet for recommended capacitor values and types.

11. PCB Layout:

    • Follow good PCB layout practices to minimize noise and improve performance. Keep the input and output capacitors close to the device and use wide traces for power lines.

12. Handling Precautions:

    • Handle the device with care to avoid static damage. Use proper ESD protection during handling and installation.

By following these instructions, you can ensure optimal performance and reliability of the XR3403D in your application.

(For reference only)