Components
222 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
MMBT3904
Transistor_BJT
0.2A Ic, 40V Vce, Small Signal NPN Transistor, SOT-23
- Pins
- 3
- Pads
- 3
- SMD
- 3.9×3.4
BC817
Transistor_BJT
0.8A Ic, 45V Vce, NPN Transistor, SOT-23
- Pins
- 3
- Pads
- 3
- SMD
- 3.9×3.4
PC817
Isolator
DC Optocoupler, Vce 35V, CTR 50-300%, DIP-4
- Pins
- 4
- Pads
- 4
- THT
- 9.7×5.6
BC847
Transistor_BJT
0.1A Ic, 45V Vce, NPN Transistor, SOT-23
- Pins
- 3
- Pads
- 3
- SMD
- 3.9×3.4
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
MMBT2222A
Transistor_BJT
600mA Ic, 40V Vce, NPN Transistor, SOT-23
- Pins
- 3
- Pads
- 3
- SMD
- 3.9×3.4
4N35
Isolator
Optocoupler, Phototransistor Output, with Base Connection, Vce 70V, CTR 100%, Viso 5000V, DIP6
- Pins
- 6
- Pads
- 6
- THT
- 9.7×8.1
UMH3N
Transistor_BJT
0.1A Ic, 50V Vce, Dual NPN Input Resistor Transistors, SOT-363
- Pins
- 6
- Pads
- 6
- SMD
- 2.9×2.2
BC846
Transistor_BJT
0.1A Ic, 65V Vce, NPN Transistor, SOT-23
- Pins
- 3
- Pads
- 3
- SMD
- 3.9×3.4
EL817
Isolator
DC Optocoupler, Vce 35V, DIP-4
- Pins
- 4
- Pads
- 4
- THT
- 9.7×5.6
SS8050
Transistor_BJT
General Purpose NPN Transistor, 1.5A Ic, 25V Vce, SOT-23
- Pins
- 3
- Pads
- 3
- SMD
- 3.9×3.4
MMBT5551L
Transistor_BJT
0.6A Ic, 160V Vce, NPN Transistor, SOT-23
- Pins
- 3
- Pads
- 3
- SMD
- 3.9×3.4
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
LTV-817S
Isolator
DC Optocoupler, Vce 35V, CTR 50%, SMDIP-4
- Pins
- 4
- Pads
- 4
- SMD
- 12.0×5.6
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