Oleskan pasta termal tipis-tipis pada permukaan transistor agar transfer panas ke heatsink optimal.
Improper installation of power transistors can result in immediate component failure (thermal runaway) upon powering up. Follow these steps carefully. Tools and Materials Required Soldering iron and rosin-core solder Desoldering pump (solder sucker) or desoldering wick Mica or silicone insulating pads (TO-3P size) Thermal conductive grease (Heatsink paste) Multimeter Isopropyl alcohol and an old toothbrush for cleaning Step 1: Component Removal and Circuit Check persamaan transistor d998 b778 install
Before finding an equivalent transistor, it's essential to understand the characteristics of the D998 B778 transistor. Here are some of its key features: Tools and Materials Required Soldering iron and rosin-core
Sebelum mencari persamaan, penting untuk mengetahui spesifikasi dasar kedua transistor ini agar penggantian tidak menyebabkan amplifier overheat atau rusak. 2SD998 (NPN), 2SB778 (PNP) Tegangan Kolektor-Emitter (VCEO): -120Vnegative 120 cap V Arus Kolektor (IC): 10A10 cap A Disipasi Daya (PC): Package: TO-3PML (Paket daya tinggi) 2. Persamaan Transistor D998 B778 Persamaan Transistor D998 B778