Details

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BUY 2SA794-R https://www.utsource.net/itm/p/12608796.html

Parameter	Symbol	Min	Typical	Max	Unit
Collector-Emitter Voltage	VCE	-	-	60	V
Base-Emitter Voltage	VBE	-	-	7	V
Collector Current	IC	-	-	1.5	A
Base Current	IB	-	-	0.15	A
Power Dissipation	PT	-	-	65	W
Operating Temperature	TOP	-55	-	150	掳C
Storage Temperature	TS	-55	-	150	掳C
Transition Frequency	fT	-	300	-	MHz
DC Current Gain	hFE	20	100	400	-

Instructions for Use:

1. Mounting:

   • Ensure proper heat sinking when operating at high power levels to maintain junction temperature within safe limits.
   • Use appropriate mounting hardware and thermal compound to ensure good thermal contact.

2. Biasing:

   • Set the base current (I_B) to achieve the desired collector current (I_C) while keeping the transistor in the active region.
   • Avoid operating the transistor in the saturation region for extended periods to prevent excessive power dissipation.

3. Handling:

   • Handle the transistor with care to avoid mechanical stress on the leads.
   • Use anti-static precautions to prevent damage from electrostatic discharge (ESD).

4. Storage:

   • Store the transistor in a dry, cool place away from direct sunlight and sources of heat.
   • Keep the transistor in its original packaging until ready for use to protect against moisture and static electricity.

5. Testing:

   • When testing the transistor, use a suitable test circuit that does not exceed the maximum ratings.
   • Measure the parameters under controlled conditions to ensure accurate results.

6. Derating:

   • For continuous operation, derate the power dissipation linearly above 25掳C ambient temperature to ensure reliable performance.
   • Refer to the derating curve provided in the datasheet for specific guidance.

7. Soldering:

   • Use a soldering iron with a temperature setting no higher than 300掳C.
   • Complete the soldering process quickly to minimize thermal stress on the transistor.

8. Applications:

   • The 2SA794-R is suitable for general-purpose amplification, switching, and power regulation applications.
   • It can be used in audio amplifiers, power supplies, and other circuits requiring high current and voltage handling capabilities.

(For reference only)