Overview
The NJD2873T4 is a high-performance NPN silicon power transistor manufactured by onsemi. Designed for surface mount applications, this transistor is particularly suited for high-gain audio amplifier circuits. It features a DPAK package, which is compact and suitable for modern electronic designs. The NJD2873T4 is known for its high DC current gain, low collector-emitter saturation voltage, and high current-gain-bandwidth product, making it an excellent choice for audio amplification and other high-current applications.
Key Specifications
| Rating | Symbol | Value | Unit |
|---|---|---|---|
| Collector-Base Voltage | VCB | 50 | Vdc |
| Collector-Emitter Voltage | VCEO | 50 | Vdc |
| Emitter-Base Voltage | VEB | 5 | Vdc |
| Collector Current - Continuous | IC | 2 | Adc |
| Collector Current - Peak | ICM | 3 | Adc |
| Base Current | IB | 0.4 | Adc |
| Total Device Dissipation @ TC = 25°C | PD | 15 | W |
| Total Device Dissipation @ TA = 25°C | PD | 1.68 | W |
| Operating and Storage Junction Temperature Range | TJ, Tstg | −65 to +175 | °C |
| ESD - Human Body Model | HBM | 3B | V |
| ESD - Machine Model | MM | C | V |
| Thermal Resistance Junction-to-Case | RJC | 10 | °C/W |
| Thermal Resistance Junction-to-Ambient | RJA | 89.3 | °C/W |
Key Features
- High DC Current Gain: The NJD2873T4 offers high DC current gain, making it suitable for high-gain audio amplifier applications.
- Low Collector-Emitter Saturation Voltage: This feature reduces power losses and improves efficiency in the circuit.
- High Current-Gain-Bandwidth Product: This characteristic ensures high performance in high-frequency applications.
- Epoxy Meets UL 94 V-0 @ 0.125 in: The epoxy used in the packaging meets UL 94 V-0 standards, ensuring high safety and reliability.
- NJV Prefix for Automotive and Other Applications: The NJV prefix indicates that the device is AEC-Q101 qualified and PPAP capable, making it suitable for automotive and other demanding applications.
- Pb-Free and RoHS Compliant: The device is lead-free and compliant with RoHS regulations, ensuring environmental safety.
Applications
The NJD2873T4 is primarily designed for high-gain audio amplifier applications. Its high current gain, low collector-emitter saturation voltage, and high current-gain-bandwidth product make it an excellent choice for:
- Audio Amplifiers
- Automotive Electronics
- High-Current Switching Applications
- Power Management Circuits
Q & A
- What is the maximum collector-base voltage of the NJD2873T4?
The maximum collector-base voltage (VCB) is 50 Vdc.
- What is the maximum collector-emitter voltage of the NJD2873T4?
The maximum collector-emitter voltage (VCEO) is 50 Vdc.
- What is the continuous collector current rating of the NJD2873T4?
The continuous collector current (IC) is 2 Adc.
- What is the peak collector current rating of the NJD2873T4?
The peak collector current (ICM) is 3 Adc.
- Is the NJD2873T4 RoHS compliant?
- What is the operating junction temperature range of the NJD2873T4?
The operating and storage junction temperature range (TJ, Tstg) is −65 to +175 °C.
- What is the thermal resistance junction-to-case of the NJD2873T4?
The thermal resistance junction-to-case (RJC) is 10 °C/W.
- What is the thermal resistance junction-to-ambient of the NJD2873T4?
The thermal resistance junction-to-ambient (RJA) is 89.3 °C/W.
- Is the NJD2873T4 suitable for automotive applications?
- What is the typical DC current gain of the NJD2873T4?
The typical DC current gain (hFE) is between 120 to 360, depending on the collector current and temperature.
