Details

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Multiple Switch Detection Interface

Parameter	Symbol	Min	Typical	Max	Unit
Supply Voltage	Vcc	2.7	-	5.5	V
Output Current	Iout	-	1000	-	mA
Quiescent Current	Iq	-	2.5	-	μA
Dropout Voltage	Vdo	-	120	-	mV
Line Regulation	-	-	0.5	-	%/V
Load Regulation	-	-	0.5	-	%/A
Thermal Shutdown	TSD	-	160	-	°C
Operating Temperature	Topr	-40	-	125	°C
Storage Temperature	Tstg	-65	-	150	°C

Instructions for Use:

1. Supply Voltage (Vcc):

   • Ensure the supply voltage is within the range of 2.7V to 5.5V to avoid damage to the device.

2. Output Current (Iout):

   • The device can provide up to 1000mA of output current. Ensure that the load does not exceed this limit.

3. Quiescent Current (Iq):

   • The quiescent current is typically 2.5μA, which is very low, making the device suitable for battery-powered applications.

4. Dropout Voltage (Vdo):

   • The dropout voltage is typically 120mV, allowing the device to maintain regulation even when the input voltage is close to the output voltage.

5. Line Regulation:

   • The line regulation is 0.5% per volt, indicating how well the output voltage remains stable with changes in input voltage.

6. Load Regulation:

   • The load regulation is 0.5% per ampere, indicating how well the output voltage remains stable with changes in load current.

7. Thermal Shutdown (TSD):

   • The device will shut down if the temperature exceeds 160°C to prevent thermal damage. Ensure adequate heat dissipation in high-power applications.

8. Operating Temperature (Topr):

   • The device can operate in temperatures ranging from -40°C to 125°C. Ensure the ambient temperature is within this range.

9. Storage Temperature (Tstg):

   • The device can be stored in temperatures ranging from -65°C to 150°C. Store the device in a dry, cool place to ensure long-term reliability.

10. Mounting and Handling:

    • Handle the device with care to avoid mechanical stress or damage. Follow standard ESD (Electrostatic Discharge) precautions during handling and assembly.

11. Circuit Design:

    • Use appropriate decoupling capacitors on both the input and output sides to ensure stability and reduce noise. Typically, a 10μF ceramic capacitor on the input and a 10μF ceramic capacitor on the output are recommended.

12. PCB Layout:

    • Ensure a good ground plane and short traces to minimize inductance and improve performance. Place the device close to the load to reduce voltage drops and noise.

(For reference only)