Details

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BUY A1837/C4793 2SA1837 2SC4793 A PAIR TOSHIBA https://www.utsource.net/itm/p/11896404.html

Parameter	2SA1837 (PNP)	2SC4793 (NPN)
Type	PNP Transistor	NPN Transistor
Collector-Emitter Voltage (Vce)	80 V	80 V
Collector-Base Voltage (Vcb)	80 V	80 V
Emitter-Base Voltage (Veb)	5 V	5 V
Collector Current (Ic)	15 A	15 A
Power Dissipation (Ptot)	130 W	130 W
Storage Temperature Range (Tstg)	-55掳C to +150掳C	-55掳C to +150掳C
Operating Junction Temperature (Tj)	-55掳C to +150掳C	-55掳C to +150掳C
DC Current Gain (hFE)	20 to 100	20 to 100
Transition Frequency (ft)	2 MHz	2 MHz
Package Type	TO-3P	TO-3P

Instructions for Use:

1. Handling Precautions:

   • Avoid exposing the transistors to excessive mechanical stress or thermal shock.
   • Use appropriate heat sinks to manage heat dissipation, especially under high-power conditions.

2. Mounting:

   • Ensure proper alignment of the transistor with the mounting hardware.
   • Tighten the mounting screws to the recommended torque specifications to avoid damage.

3. Electrical Connections:

   • Connect the collector, base, and emitter terminals correctly according to the circuit diagram.
   • Use insulated tools and work on a grounded surface to prevent electrostatic discharge (ESD).

4. Thermal Management:

   • Ensure adequate cooling by using a suitable heat sink and thermal compound.
   • Monitor the temperature of the junction to ensure it remains within the specified operating range.

5. Storage:

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

6. Testing:

   • Before installing the transistors in a circuit, test them using a multimeter or transistor tester to ensure they meet the specified parameters.
   • Check for any short circuits or open circuits between the terminals.

7. Safety:

   • Always follow safety guidelines when working with high-voltage and high-current circuits.
   • Use protective equipment such as gloves and safety glasses when handling the transistors and other components.

By following these instructions, you can ensure the reliable operation and longevity of the 2SA1837 and 2SC4793 transistors in your applications.

(For reference only)