Details

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BUY Mj1302/mj3281 https://www.utsource.net/itm/p/12605836.html

Parameter	MJ1302	MJ3281
Type	NPN Darlington	NPN Darlington
Collector-Emitter Voltage (Vce)	80V	80V
Emitter-Base Voltage (Veb)	5V	5V
Collector Current (Ic)	15A	15A
Power Dissipation (Ptot)	120W	120W
Transition Frequency (ft)	2MHz	2MHz
Storage Temperature Range	-65掳C to +150掳C	-65掳C to +150掳C
Operating Temperature Range	-65掳C to +150掳C	-65掳C to +150掳C
Package Type	TO-220	TO-220

Instructions for Use:

1. Mounting:

   • Ensure proper heat sinking to manage the high power dissipation.
   • Use a thermal compound between the transistor and the heatsink for better heat transfer.

2. Biasing:

   • Apply the base current (Ib) carefully to avoid excessive collector current (Ic) which can lead to overheating.
   • Use a resistor in series with the base to limit the base current.

3. Protection:

   • Include a flyback diode across the load if driving inductive loads to protect against voltage spikes.
   • Consider using a zener diode for overvoltage protection if necessary.

4. Handling:

   • Handle the transistors with care to avoid static damage.
   • Ensure all connections are secure and free from corrosion.

5. Testing:

   • Test the transistors in a controlled environment before integrating them into the final circuit.
   • Monitor the temperature and performance during operation to ensure they are within safe limits.

6. Storage:

   • Store in a dry, cool place away from direct sunlight and sources of heat.
   • Keep in anti-static packaging to prevent damage from static electricity.

(For reference only)