Details

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BUY 2SA1869 https://www.utsource.net/itm/p/11548226.html

Parameter	Symbol	Value	Unit
Collector-Emitter Voltage	VCE	30	V
Emitter-Base Voltage	VEB	5	V
Collector Current	IC	1500	mA
Base Current	IB	150	mA
Power Dissipation	PT	65	W
Transition Frequency	fT	10	MHz
Storage Temperature	TSTG	-55 to 150	掳C
Operating Temperature	TA	-55 to 150	掳C
Thermal Resistance	Rth	1.67	掳C/W

Instructions for Use:

1. Mounting:

   • Ensure the 2SA1869 is mounted on a heat sink to manage thermal resistance effectively.
   • Use a thermal compound between the transistor and the heat sink to improve heat transfer.

2. Biasing:

   • Proper biasing is crucial to ensure the transistor operates within its safe operating area (SOA).
   • Use a base resistor to limit the base current and prevent overdriving the transistor.

3. Protection:

   • Include a reverse-biased diode across the collector and emitter to protect against voltage spikes.
   • Consider using a series resistor with the base to reduce the risk of damage from high-frequency signals.

4. Handling:

   • Handle the 2SA1869 with care to avoid static discharge, which can damage the device.
   • Store the transistor in a dry, cool place to prevent moisture damage.

5. Testing:

   • Test the transistor using a multimeter or a dedicated transistor tester to verify its functionality before installation.
   • Check for continuity and correct polarity to ensure proper operation.

6. Circuit Design:

   • Ensure the circuit design accounts for the maximum ratings of the transistor to avoid overheating and potential failure.
   • Use appropriate decoupling capacitors to stabilize the power supply and reduce noise.

By following these guidelines, you can ensure reliable and efficient operation of the 2SA1869 transistor in your circuits.

(For reference only)