Components
1,641 components matching “4”
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.
BC546
Transistor_BJT
0.1A Ic, 65V Vce, Small Signal NPN Transistor, TO-92
- Pins
- 3
- Pads
- 3
- THT
- 5.5×4.7
R_Pack04_SIP_Split
Device
4 resistor network, parallel topology, SIP package, split
- Pins
- 8
- Pads
- 8
- THT
- 21.0×3.1
CR2013-MI2120
Driver_Display
ILI9341 controller, SPI TFT LCD Display, 9-pin breakout PCB, 4-pin SD card interface, 5V/3.3V
- Pins
- 14
- Pads
- 14
- THT
- 67.7×40.6
4N25
Isolator
DC Optocoupler Base Connected, Vce 30V, CTR 20%, Viso 2500V, DIP6
- Pins
- 6
- Pads
- 6
- THT
- 9.7×8.1
BAT42
Diode
30V 0.2A Small Signal Schottky Diode, DO-35
- Pins
- 2
- Pads
- 2
- THT
- 9.7×2.5
IRLZ34N
Transistor_FET
30A Id, 55V Vds, 35mOhm Rds, N-Channel HEXFET Power MOSFET, TO-220AB
- Pins
- 3
- Pads
- 3
- THT
- 10.5×4.9
CA56-12EWA
Display_Character
4 digit 7 segment high efficiency red LED, common anode
- Pins
- 12
- Pads
- 12
- THT
- 19.5×50.8
8284
Timer
Clock Generator and Driver for i8086/88 Microcontrollers, PDIP-18
- Pins
- 18
- Pads
- 18
- THT
- 9.7×23.4
TIP41C
Transistor_BJT
6A Ic, 100V Vce, Power NPN Transistor, TO-220
- Pins
- 3
- Pads
- 3
- THT
- 10.5×4.9
IRLIZ44N
Transistor_FET
30A Id, 55V Vds, 22mOhm Rds, N-Channel HEXFET Power MOSFET, TO-220AB
- Pins
- 3
- Pads
- 3
- THT
- 10.8×5.2
CD4066BE
Analog_Switch
Quad 20V analog SPST 1:1 switch, DIP-14
- Pins
- 14
- Pads
- 14
- THT
- 9.7×18.3
1N4448
Diode
100V 0.15A High-speed standard diode, DO-35
- Pins
- 2
- Pads
- 2
- THT
- 9.7×2.5
1N5400
Diode
50V 3A General Purpose Rectifier Diode, DO-201AD
- Pins
- 2
- Pads
- 2
- THT
- 18.9×5.7
1N5408
Diode
1000V 3A General Purpose Rectifier Diode, DO-201AD
- Pins
- 2
- Pads
- 2
- THT
- 18.9×5.7
BAT43
Diode
30V 0.2A Small Signal Schottky Diode, DO-35
- Pins
- 2
- Pads
- 2
- THT
- 9.7×2.5
TSOP41xx
Interface_Optical
IR Receiver Modules for Remote Control Systems
- Pins
- 3
- Pads
- 3
- THT
- 7.4×5.6
BD140
Transistor_BJT
1.5A Ic, 80V Vce, Low Voltage Transistor, TO-126
- Pins
- 3
- Pads
- 3
- THT
- 8.5×3.8
MPSA42
Transistor_BJT
0.5A Ic, 300V Vce, NPN High Voltage Transistor, TO-92
- Pins
- 3
- Pads
- 3
- THT
- 5.5×4.7
1N5401
Diode
100V 3A General Purpose Rectifier Diode, DO-201AD
- Pins
- 2
- Pads
- 2
- THT
- 18.9×5.7
NHD-0420H1Z
Display_Character
LCD 20x4 Alphanumeric 16pin Blue/White/Green Backlight, 8bit parallel, 3.3V VDD
- Pins
- 16
- Pads
- 16
- THT
- 79.5×36.5
MC34063AP
Regulator_Switching
1.5A, step-up/down/inverting switching regulator, 3-40V Vin, 100kHz, DIP-8
- Pins
- 8
- Pads
- 8
- THT
- 9.7×10.7
RT314A05
Relay
Schrack RT1 relay, bistable single pole dual throw, single DC coil, 5V
- Pins
- 5
- Pads
- 5
- THT
- 29.9×13.6
TEPT4400
Sensor_Optical
Ambient Light Sensor, NPN Epitaxial Planar Phototransistor, T-1
- Pins
- 2
- Pads
- 2
- THT
- 4.8×4.4
BC549
Transistor_BJT
0.1A Ic, 30V Vce, Small Signal NPN Transistor, TO-92
- Pins
- 3
- Pads
- 3
- THT
- 5.5×4.7