Details

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BUY SI4450DY-T1-E3 https://www.utsource.net/itm/p/12596510.html

Parameter	Symbol	Min	Typical	Max	Unit	Notes
Supply Voltage	VDD	2.0	-	5.5	V
Operating Temperature	Toper	-40	-	85	掳C
Storage Temperature	Tstg	-65	-	150	掳C
Output Current (High)	IOL	-	100	-	mA	@ VDD = 5V, VOUT = 0.1V
Output Current (Low)	IOH	-	100	-	mA	@ VDD = 5V, VOUT = 4.9V
Input Leakage Current	IIK	-	1.0	-	渭A
Power Dissipation	PD	-	1.0	-	W
Thermal Resistance (胃JA)	胃JA	-	125	-	掳C/W

Instructions for Use:

1. Power Supply:

   • Ensure the supply voltage (VDD) is within the range of 2.0V to 5.5V.
   • Use appropriate decoupling capacitors (typically 0.1渭F and 10渭F) close to the power pins to reduce noise and improve stability.

2. Temperature Considerations:

   • The device operates reliably within the temperature range of -40掳C to 85掳C.
   • Store the device in an environment where the temperature does not exceed -65掳C to 150掳C.

3. Output Current:

   • The device can source or sink up to 100mA per output pin.
   • Ensure that the load connected to the output pins does not exceed this current limit to avoid damage.

4. Input Leakage:

   • The input leakage current is typically 1.0渭A. Design your circuit to account for this small current to avoid unintended behavior.

5. Power Dissipation:

   • The maximum power dissipation is 1.0W. Ensure adequate heat sinking or cooling if operating near this limit to prevent overheating.

6. Thermal Management:

   • The thermal resistance (胃JA) is 125掳C/W. Use this value to calculate the temperature rise for your specific application and ensure it remains within safe limits.

7. Handling Precautions:

   • Handle the device with care to avoid static discharge, which can damage the internal circuits.
   • Follow proper soldering techniques to avoid thermal shock and mechanical stress during assembly.

8. Testing:

   • Before integrating the device into your final design, test it under various conditions to ensure it meets the required performance specifications.

For detailed application notes and further information, refer to the datasheet provided by the manufacturer.

(For reference only)