Persamaan Transistor D998 B778 Install Jun 2026
), which minimizes crossover distortion in Class AB amplifier designs. Thermal Reliability:
He hooked up a pair of vintage Boston Acoustics speakers and plugged in his phone, queuing up a high-res track of Steely Dan’s Aja . persamaan transistor d998 b778 install
| Parameter | 2SD998 (NPN) | 2SB778 (PNP) | | :--- | :--- | :--- | | (Collector-Emitter Voltage) | 120V (Min) | -120V (Min) | | Ic (Collector Current) | 10A (Max) | -10A (Max) | | Pc (Power Dissipation) | 80W (with heatsink) | 80W (with heatsink) | | hFE (DC Gain) | 5,000 – 15,000 (Darlington) | 5,000 – 15,000 | | Vbe (Saturation) | Max 2.5V | Max 2.5V | | Package | TO-3P / TO-247 (Isolated) | TO-3P / TO-247 | ), which minimizes crossover distortion in Class AB
He had traced the signal path with his oscilloscope, watched the sine wave die somewhere in the driver stage, and finally found the culprits. Two transistors, blackened and cracked, sat on the heatsink like broken sentinels. Two transistors, blackened and cracked, sat on the
Sebelum membahas teknis pemasangan, penting untuk mengetahui mengapa D998 dan B778 harus selalu dipasang berpasangan. Berikut persamaan fundamental mereka: