Details

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BUY BZX84J-B3V9,115 https://www.utsource.net/itm/p/12420164.html

Parameter	Symbol	Value	Unit
Type	-	Zener Diode	-
Maximum Zener Voltage	Vz	3.9	V
Zener Tolerance	±ΔVz	±1%	%
Test Current	Iz	5	mA
Maximum Zener Current	Izm	200	mA
Power Dissipation	Pd	500	mW
Operating Temperature	Toper	-65 to 150	°C
Storage Temperature	Tstg	-65 to 150	°C
Junction Capacitance	Cj	4	pF
Reverse Current	Ir	1	μA

Instructions:

1. Mounting: Ensure the diode is mounted with proper heat dissipation if operating near maximum power.
2. Polarity: Pay attention to the polarity when installing the diode. The cathode (marked band) should be connected to the positive side of the circuit.
3. Current Limiting: Use a current-limiting resistor to ensure the Zener diode does not exceed its maximum zener current (Izm).
4. Temperature Considerations: Operate the diode within the specified temperature range to avoid damage.
5. Storage: Store the diode in a dry environment within the storage temperature range to maintain performance.
6. Testing: Test the diode at the specified test current (Iz) to verify its zener voltage (Vz).

(For reference only)