Components
108 components matching “npn”
A component is a schematic symbol with, where the catalog has them, its footprint and 3D package model — linked by KiCad's own references and cross-checked pin by pin.
2N3904
Transistor_BJT
0.2A Ic, 40V Vce, Small Signal NPN Transistor, TO-92
- Pins
- 3
- Pads
- 3
- THT
- 5.5×4.7
BC547
Transistor_BJT
0.1A Ic, 45V Vce, Small Signal NPN Transistor, TO-92
- Pins
- 3
- Pads
- 3
- THT
- 5.5×4.7
PC817
Isolator
DC Optocoupler, Vce 35V, CTR 50-300%, DIP-4
- Pins
- 4
- Pads
- 4
- THT
- 9.7×5.6
BC337
Transistor_BJT
0.8A Ic, 45V Vce, NPN Transistor, TO-92
- Pins
- 3
- Pads
- 3
- THT
- 5.5×4.7
PN2222A
Transistor_BJT
1A Ic, 40V Vce, NPN Transistor, General Purpose Transistor, TO-92
- Pins
- 3
- Pads
- 3
- THT
- 5.5×4.7
BC548
Transistor_BJT
0.1A Ic, 30V Vce, Small Signal NPN Transistor, TO-92
- Pins
- 3
- Pads
- 3
- THT
- 5.5×4.7
S8050
Transistor_BJT
0.7A Ic, 20V Vce, Low Voltage High Current NPN Transistor, TO-92
- Pins
- 3
- Pads
- 3
- THT
- 5.5×4.7
2N2219
Transistor_BJT
800mA Ic, 50V Vce, NPN Transistor, TO-39
- Pins
- 3
- Pads
- 3
- THT
- 9.9×9.9
2SC1815
Transistor_BJT
0.15A Ic, 50V Vce, Low Noise Audio NPN Transistor, TO-92
- Pins
- 3
- Pads
- 3
- THT
- 5.5×4.7
4N35
Isolator
Optocoupler, Phototransistor Output, with Base Connection, Vce 70V, CTR 100%, Viso 5000V, DIP6
- Pins
- 6
- Pads
- 6
- THT
- 9.7×8.1
EL817
Isolator
DC Optocoupler, Vce 35V, DIP-4
- Pins
- 4
- Pads
- 4
- THT
- 9.7×5.6
TIP120
Transistor_BJT
5A Ic, 60V Vce, Silicon Darlington Power NPN Transistor, TO-220
- Pins
- 3
- Pads
- 3
- THT
- 10.5×4.9
BPW40
Sensor_Optical
Phototransistor NPN
- Pins
- 2
- Pads
- 2
- THT
- 6.4×6.4
BC546
Transistor_BJT
0.1A Ic, 65V Vce, Small Signal NPN Transistor, TO-92
- Pins
- 3
- Pads
- 3
- THT
- 5.5×4.7
SFH309
Sensor_Optical
Phototransistor NPN
- Pins
- 2
- Pads
- 2
- THT
- 4.8×4.4
BC107
Transistor_BJT
0.1A Ic, 50V Vce, Low Noise General Purpose NPN Transistor, TO-18
- Pins
- 3
- Pads
- 3
- THT
- 6.7×6.7
BC237
Transistor_BJT
100mA Ic, 50V Vce, Epitaxial Silicon NPN Transistor, TO-92
- Pins
- 3
- Pads
- 3
- THT
- 5.5×4.7
TIP122
Transistor_BJT
5A Ic, 100V Vce, Silicon Darlington Power NPN Transistor, TO-220
- Pins
- 3
- Pads
- 3
- THT
- 10.5×4.9
4N25
Isolator
DC Optocoupler Base Connected, Vce 30V, CTR 20%, Viso 2500V, DIP6
- Pins
- 6
- Pads
- 6
- THT
- 9.7×8.1
2N3055
Transistor_BJT
15A Ic, 60V Vce, Power NPN Transistor, TO-3
- Pins
- 3
- Pads
- 3
- THT
- 41.0×27.9
TIP41C
Transistor_BJT
6A Ic, 100V Vce, Power NPN Transistor, TO-220
- Pins
- 3
- Pads
- 3
- THT
- 10.5×4.9
LTV-817
Isolator
DC Optocoupler, Vce 35V, CTR 50%, DIP-4
- Pins
- 4
- Pads
- 4
- THT
- 9.7×5.6
MPSA42
Transistor_BJT
0.5A Ic, 300V Vce, NPN High Voltage Transistor, TO-92
- Pins
- 3
- Pads
- 3
- THT
- 5.5×4.7
TEPT4400
Sensor_Optical
Ambient Light Sensor, NPN Epitaxial Planar Phototransistor, T-1
- Pins
- 2
- Pads
- 2
- THT
- 4.8×4.4