Details

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BUY SMCJ440A https://www.utsource.net/itm/p/6421245.html
Silicon Avalanche Diodes - 1500W Surface Mount Transient Voltage Supressors

Parameter	Symbol	Conditions	Min	Typ	Max	Unit
Reverse Voltage	VR	Continuous	-	-	440	V
Peak Pulse Reverse Voltage	VPRM	8.3 ms, Repetition Rate 1/s	-	-	590	V
Reverse Current	IR	VR = 440V	-	-	5	渭A
Forward Voltage	VF	IF = 1mA	-	1.2	-	V
Forward Current	IF	Maximum	-	-	1	A
Junction Capacitance	CJ	VR = 0V, f = 1 MHz	250	-	750	pF
Reverse Recovery Time	trr	IF = 1A, IR = 500mA	-	-	20	渭s

Instructions for SMCJ440A

1. Handling Precautions:

   • Avoid exposing the device to environments with high humidity, corrosive gases, or excessive temperatures.
   • Handle with care to prevent mechanical damage.

2. Mounting and Storage:

   • Ensure proper mounting techniques are used to avoid thermal issues.
   • Store in a dry, cool place away from direct sunlight.

3. Electrical Connections:

   • Ensure that the forward current does not exceed the maximum rating (1A).
   • Keep reverse voltage within the specified limit (440V) to prevent breakdown.

4. Thermal Considerations:

   • Provide adequate heat sinking if operating at or near maximum power dissipation levels.

5. Testing:

   • Use appropriate test equipment calibrated to industry standards.
   • Do not exceed the peak pulse reverse voltage during testing to avoid damaging the component.

6. Application Notes:

   • Refer to manufacturer's application notes for detailed guidance on specific circuit designs and configurations.

(For reference only)