Description
BUY 2N3055 https://www.utsource.net/itm/p/12541510.html
Parameter |
Symbol |
Min |
Typical |
Max |
Unit |
Collector-Emitter Voltage |
VCEO |
- |
- |
60 |
V |
Collector-Base Voltage |
VCBO |
- |
- |
100 |
V |
Emitter-Base Voltage |
VEBO |
- |
- |
7 |
V |
Continuous Collector Current |
IC |
- |
- |
15 |
A |
Peak Collector Current |
IC(peak) |
- |
- |
30 |
A |
Power Dissipation |
PT |
- |
- |
115 |
W |
Junction Temperature |
TJ |
-20 |
- |
150 |
掳C |
Storage Temperature |
TSTG |
-65 |
- |
150 |
掳C |
Thermal Resistance (J-C) |
R胃JC |
- |
- |
1.55 |
掳C/W |
Transition Frequency |
fT |
- |
2.5 |
- |
MHz |
Instructions for Use:
Heat Sinking:
- The 2N3055 is designed to handle high power dissipation, but it requires an adequate heat sink to prevent overheating. Ensure the junction temperature does not exceed 150掳C.
- Use thermal compound between the transistor and the heat sink to improve thermal conductivity.
Biasing:
- Proper biasing is crucial to avoid thermal runaway. Use a stable base current to maintain the collector current within safe limits.
- For linear applications, ensure the transistor operates in the active region to avoid saturation or cutoff.
Voltage Ratings:
- Do not exceed the maximum ratings for collector-emitter voltage (VCEO), collector-base voltage (VCBO), and emitter-base voltage (VEBO).
- Exceeding these ratings can cause immediate damage to the transistor.
Current Handling:
- The continuous collector current (IC) should not exceed 15A. For peak currents up to 30A, ensure the pulse duration is short and the average power dissipation is within limits.
- Use appropriate fuses or current-limiting resistors to protect the transistor from overcurrent conditions.
Mounting:
- Mount the 2N3055 securely to the heat sink using the provided mounting hardware. Ensure the transistor is properly aligned and tightened to avoid mechanical stress.
- Avoid applying excessive torque to the mounting screws to prevent damage to the transistor.
Storage:
- Store the 2N3055 in a dry, cool environment with temperatures between -65掳C and 150掳C.
- Handle the transistor with care to avoid static discharge, which can damage the device.
Testing:
- Before installing the transistor in a circuit, test its parameters using a multimeter or a dedicated transistor tester to ensure it meets the specified ratings.
- Check for proper operation by measuring the base-emitter and base-collector voltages under controlled conditions.
By following these guidelines, you can ensure reliable and efficient operation of the 2N3055 transistor in your applications.
(For reference only)
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