Details

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BUY MJE802 https://www.utsource.net/itm/p/12611896.html

Parameter	Symbol	Min	Typ	Max	Unit
Collector-Emitter Voltage (Reverse)	V(BR)CEO	-	-	100	V
Emitter-Base Voltage (Reverse)	V(BR)EBO	-	-	6	V
Collector-Base Voltage (Reverse)	V(BR)CBO	-	-	100	V
Collector Current (Continuous)	IC	-	-	2	A
Collector Current (Pulse)	ICM	-	-	4	A
Power Dissipation	Ptot	-	-	55	W
Junction Temperature	Tj	-20	-	150	掳C
Storage Temperature	Tstg	-65	-	150	掳C
Base-Emitter Saturation Voltage	VBE(sat)	0.7	1.2	1.8	V
Collector-Emitter Saturation Voltage	VCE(sat)	0.3	0.8	1.5	V
Current Gain (DC)	hFE	10	75	300	-
Transition Frequency	fT	-	-	10	MHz

Instructions for Using MJE802

1. Mounting and Handling:

   • Handle the MJE802 with care to avoid damage to the leads and the silicon chip.
   • Ensure that the device is mounted on a heatsink if it will be operating at high power levels to prevent overheating.

2. Electrical Connections:

   • Connect the collector (C) to the positive supply or load.
   • Connect the emitter (E) to the ground or negative supply.
   • Connect the base (B) to the control circuit.

3. Biasing:

   • Use appropriate biasing circuits to ensure the transistor operates in the desired region (cut-off, active, or saturation).
   • For linear applications, use a voltage divider network to set the base voltage.

4. Thermal Management:

   • Monitor the junction temperature to ensure it does not exceed 150掳C.
   • Use a thermal compound between the transistor and the heatsink for better heat dissipation.

5. Protection:

   • Include protection diodes to handle transient voltages and currents, especially in switching applications.
   • Consider using a current-limiting resistor in series with the base to protect against excessive base current.

6. Storage:

   • Store the MJE802 in a dry, cool place within the specified storage temperature range (-65掳C to 150掳C).

7. Testing:

   • Before final assembly, test the MJE802 using a multimeter or a transistor tester to ensure it meets the specified parameters.

By following these guidelines, you can ensure reliable and efficient operation of the MJE802 transistor in your circuits.

(For reference only)