Components
5,228 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.
MC34063AD
Regulator_Switching
1.5A, step-up/down/inverting switching regulator, 3-40V Vin, 100kHz, SO-8
- Pins
- 8
- Pads
- 8
- SMD
- 7.4×5.4
BAT54J
Diode
30V 200mA Schottky diode, SOD-323F
- Pins
- 2
- Pads
- 2
- SMD
- 3.2×1.9
CH340N
Interface_USB
USB serial converter, 2Mbps, UART, JEITA SOIC-8 (SOP-8)
- Pins
- 8
- Pads
- 8
- SMD
- 7.3×5.4
CP2104
Interface_USB
Single-Chip USB-to-UART Bridge, USB 2.0 Full-Speed, 2Mbps UART, QFN-24
- Pins
- 25
- Pads
- 25
- SMD
- 5.2×5.2
TXB0104D
Logic_LevelTranslator
4-Bit Bidirectional Voltage-Level Translator, Auto Direction Sensing and ±15-kV ESD Protection, 1.2 - 3.6V APort, 1.65 - 5.5V BPort, SOIC-14
- Pins
- 14
- Pads
- 14
- SMD
- 7.4×9.2
TXB0104PW
Logic_LevelTranslator
4-Bit Bidirectional Voltage-Level Translator, Auto Direction Sensing and ±15-kV ESD Protection, 1.2 - 3.6V APort, 1.65 - 5.5V BPort, TSSOP-14
- Pins
- 14
- Pads
- 14
- SMD
- 7.7×5.5
STM32F407VETx
MCU_ST_STM32F4
STMicroelectronics Arm Cortex-M4 MCU, 512KB flash, 192KB RAM, 168 MHz, 1.8-3.6V, 82 GPIO, LQFP100
- Pins
- 100
- Pads
- 100
- SMD
- 17.5×17.5
STM32F407VGTx
MCU_ST_STM32F4
STMicroelectronics Arm Cortex-M4 MCU, 1024KB flash, 192KB RAM, 168 MHz, 1.8-3.6V, 82 GPIO, LQFP100
- Pins
- 100
- Pads
- 100
- SMD
- 17.5×17.5
LM4040DBZ-5
Reference_Voltage
5.000V Precision Micropower Shunt Voltage Reference, SOT-23
- Pins
- 3
- Pads
- 3
- SMD
- 3.9×3.4
1N914WT
Diode
75V 0.15A Fast switching Diode, SOD-523
- Pins
- 2
- Pads
- 2
- SMD
- 2.5×1.4
TCA9548APWR
Interface_Expansion
Low voltage 8-channel I2C switch with reset, TSSOP-24
- Pins
- 24
- Pads
- 24
- SMD
- 7.7×8.3
CH224K
Interface_USB
100W USB Type-C PD3.0/2.0, BC1.2 Sink Controller, SSOP-10
- Pins
- 11
- Pads
- 11
- SMD
- 7.5×5.4
STM32F030F4Px
MCU_ST_STM32F0
STMicroelectronics Arm Cortex-M0 MCU, 16KB flash, 4KB RAM, 48 MHz, 2.4-3.6V, 15 GPIO, TSSOP20
- Pins
- 20
- Pads
- 20
- SMD
- 7.7×7.0
MT48LC16M16A2P
Memory_RAM
256M – (16M x 16 bit) Synchronous DRAM (SDRAM), TSOP-II-54
- Pins
- 54
- Pads
- 54
- SMD
- 13.5×22.7
TPS54202DDC
Regulator_Switching
2A, 4.5 to 28V Input, EMI Friendly integrated switch synchronous step-down regulator, pulse-skipping, SOT-23-6
- Pins
- 6
- Pads
- 6
- SMD
- 4.1×3.4
BC847BDW1
Transistor_BJT
100mA IC, 45V Vce, Dual NPN/NPN Transistors, SOT-363
- Pins
- 6
- Pads
- 6
- SMD
- 2.9×2.2
BSS214NW
Transistor_FET
20V Vds, 1.5A Id, N-Channel MOSFET, SOT-323
- Pins
- 3
- Pads
- 3
- SMD
- 2.9×2.2
IRF7404
Transistor_FET
-6.7A Id, -20V Vds, P-Channel HEXFET Power MOSFET, SO-8
- Pins
- 8
- Pads
- 8
- SMD
- 7.4×5.4
B140-E3
Diode
40V 1A Schottky Barrier Rectifier Diode, SMA(DO-214AC)
- Pins
- 2
- Pads
- 2
- SMD
- 7.0×3.5
SP3485EN
Interface_UART
Industrial 3.3V Low Power Half-Duplex RS-485 Transceiver 10Mbps, SOIC-8
- Pins
- 8
- Pads
- 8
- SMD
- 7.4×5.4
USBLC6-4SC6
Power_Protection
Very low capacitance ESD protection diode, 4 data-line, SOT-23-6
- Pins
- 6
- Pads
- 6
- SMD
- 4.1×3.4
IRLML6401
Transistor_FET
-4.3A Id, -12V Vds, 50mOhm Rds, P-Channel HEXFET Power MOSFET, SOT-23
- Pins
- 3
- Pads
- 3
- SMD
- 3.9×3.4
OPA340NA
Amplifier_Operational
Single Single-Supply, Rail-to-Rail Operational Amplifier, MicroAmplifier Series, SOT-23-5
- Pins
- 5
- Pads
- 5
- SMD
- 4.1×3.4
MCP4728
Analog_DAC
12-bit digital to analog converter, quad output, 2.048V internal reference, integrated EEPROM, I2C interface
- Pins
- 10
- Pads
- 10
- SMD
- 6.2×3.5