Details

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BUY 2SD1975 https://www.utsource.net/itm/p/12607329.html

Parameter	Symbol	Min	Typ	Max	Unit
Collector-Emitter Voltage	VCEO	-	-	80	V
Collector-Base Voltage	VCBO	-	-	80	V
Emitter-Base Voltage	VEBO	-	-	5	V
Collector Current	IC	-	-	15	A
Base Current	IB	-	-	3	A
Power Dissipation	PD	-	-	125	W
Junction Temperature	Tj	-20	-	150	掳C
Storage Temperature	Tstg	-55	-	150	掳C

Instructions for Use:

1. Mounting:

   • Ensure the transistor is mounted on a heatsink if operating near its maximum power dissipation to maintain junction temperature within safe limits.
   • Use thermal compound between the transistor and heatsink to improve heat transfer.

2. Biasing:

   • Proper biasing is crucial to avoid saturation or cutoff conditions. Ensure the base current (IB) is sufficient to drive the collector current (IC) but not excessive to prevent overheating.
   • For linear applications, use negative feedback to stabilize the operating point.

3. Overvoltage Protection:

   • Protect the transistor from voltage spikes by using appropriate clamping diodes or transient voltage suppressors (TVS).

4. Current Limiting:

   • Use a current-limiting resistor in series with the base to prevent excessive base current which can damage the transistor.

5. Storage:

   • Store the transistor in a dry, cool place away from direct sunlight and sources of heat.
   • Handle with care to avoid mechanical damage and static discharge.

6. Testing:

   • Before installation, test the transistor using a multimeter or a dedicated transistor tester to ensure it meets the specified parameters.

7. Safety:

   • Always follow safety guidelines when working with high voltages and currents to prevent injury or equipment damage.

(For reference only)