The 2SC5241, 2SC-5241, C5241 5241 is a 600V 5A 30W NPN Bipolar Power Transistor, TO-220F Package High Voltage Transistor, Manufactured By NEC Semiconductor
The 2SC6090, 2SC-6090, C6090, 6090 is a transistor that is often found in electronic devices, especially televisions in the horizontal deflection section. This transistor is 1500V 10A 35W TO-220F Package, Manufactured By The TOSHIBA (Japan).
The 2SC828 is an NPN, Silicon-based AF Amplifier Transistor that is mainly used in AF based audio equipment for amplification and switching. It has a Collector-Emitter Voltage of 25 Vdc with a Collector-Base voltage of 25 Vdc.
The 2SC9014 2SC-9014 2SC 9014 C9014 is a NPN 50V 0.1A 0.6W 270MHz Transistor TO-92 Package Bipolar NPN Small Signal Transistor Electrical Circuitry and Parts
S9015 PNP Transistor: Low Frequency, Low Noise TO-92 S9015 Equivalents and Circuit, S9015 is a well-known PNP silicon BJT transistor. This transistor is mainly designed for low gain signal amplification.
The C945 is an age old Japanese Bipolar audio frequency NPN transistor 60V 150mA TO-92 package. It has a decent gain value (hfe) of maximum 700 and is highly linear. Hence it was widely used in amplifier.
The 2SD1947, 2SD-1947, D1947, 1947 is a 100V 10A NPN Silicon Transistor, TO-220F Package , Applications High Gain current, low Uce Voltage Saturation, Integrated Diode, Manufactured By TOSHIBA.