Overview
The TIP42A is a PNP power transistor manufactured by STMicroelectronics. It is designed using base island technology and packaged in a TO-220 plastic case, making it suitable for various applications including audio amplifiers, power linear, and switching circuits. This transistor is part of a complementary series, with the TIP41A being its NPN counterpart. The TIP42A is known for its high switching speed and improved DC current gain (hFE) linearity, enhancing its performance in medium power applications.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Polarity | PNP | |
| Type | Power Transistor | |
| Collector-Base Voltage (Vcb) | 60 V | V |
| Collector-Emitter Voltage (Vce) | 60 V | V |
| Emitter-Base Voltage (Veb) | 5 V | V |
| Collector Current (Ic) | 6 A | A |
| Peak Collector Current (Icm) | 10 A | A |
| Base Current (Ib) | 3 mA | mA |
| Power Dissipation (Pd) | 65 W | W |
| DC Current Gain (hFE), Min | 15 | |
| Transition Frequency (ft) | 3 MHz | MHz |
| Maximum Operating Junction Temperature (Tj) | 150 °C | °C |
| Package Style | TO-220-3 (TO-220AB) | |
| Mounting Method | Through Hole |
Key Features
- Complementary PNP-NPN devices (TIP42A and TIP41A)
- New enhanced series with improved performances
- High switching speed
- hFE grouping and improved linearity
Applications
- General purpose circuits
- Audio amplifiers
- Power linear and switching applications
Q & A
- What is the polarity of the TIP42A transistor?
The TIP42A transistor is a PNP type.
- What is the maximum collector-emitter voltage (Vce) of the TIP42A?
The maximum collector-emitter voltage (Vce) is 60 V.
- What is the maximum collector current (Ic) of the TIP42A?
The maximum collector current (Ic) is 6 A.
- What is the power dissipation (Pd) of the TIP42A?
The power dissipation (Pd) is 65 W.
- What is the package style of the TIP42A?
The package style is TO-220-3 (TO-220AB).
- What are the typical applications of the TIP42A transistor?
The TIP42A is typically used in general purpose circuits, audio amplifiers, and power linear and switching applications.
- What is the maximum operating junction temperature (Tj) of the TIP42A?
The maximum operating junction temperature (Tj) is 150 °C.
- What is the transition frequency (ft) of the TIP42A?
The transition frequency (ft) is 3 MHz.
- Does the TIP42A have a complementary NPN transistor?
Yes, the complementary NPN transistor is the TIP41A.
- What are the key features of the TIP42A transistor?
The key features include high switching speed, hFE grouping, and improved linearity.
