2 layers55 × 55 mm
LeafNode v3.1
leafai-io/leaf-node-v3.x
Modular node for sensor monitoring and device control in grow environments.
91 parts47
Overview
The SI2302DS is a MOSFET made by TECH PUBLIC in a SOT-23 package with 3 pins. 1 N-channel 1.5V 2.8A 20V 270pF 83mΩ@4.5V、120mΩ@2.5V 880pF 900mW N-Channel SOT-23 MOSFETs ROHS.
PCBKit's library has its KiCad symbol (Pinmap_Generic:Q_NMOS_1G_2S_3D, from PCBKit's generic symbols) and its footprint (Package_TO_SOT_SMD:SOT-23, from KiCad's library), ready for a KiCad board. 16,465 are in stock at JLCPCB (part C5310967). 16 open-source boards in 10 repositories on GitHub use it.
Symbol
Footprint
From the datasheet
5- Drain-source, most
- 20 V · Drain-source voltage, max · p. 1
- Drain current, most
- 2.8 A · Continuous drain current at 25 °C, max · p. 1
- Gate-source, most
- 8 V · Gate-source voltage magnitude, max ±8 V · p. 1
- On resistance
- 85 mΩ · VGS = 4.5 V, ID = 2.8 A, max · p. 2
- On resistance
- 120 mΩ · VGS = 2.5 V, ID = 2 A, max · p. 2
What it is and has
4- Transistor type
- N-channel enhancement mode field effect transistor · p. 1
- Package
- SOT-23 · p. 1
- Marking
- A2SHB · p. 1
- Lead free
- Lead free product · p. 1
Specifications
14| Parameter | Conditions | As printed | Page |
|---|---|---|---|
| Gate- Source Voltage VGS | TA = 25°C unless otherwise specified; rated ±8 V | max 8 V | 1 |
| Drain Current (continuous) ID | TA = 25°C | max 2.8 A | 1 |
| Drain Current (pulsed) IDM | TA = 25°C | max 10 A | 1 |
| Total Device Dissipation PD | TA = 25°C | max 900 mW | 1 |
| Storage Temperature Tstg | min -55 · max 150 °C | 1 | |
| Drain-Source On Voltage VDS(ON) | ID = 50mA, VGS = 5V; TA = 25°C | max 0.375 V | 2 |
| Drain-Source On Voltage VDS(ON) | ID = 500mA, VGS = 10V; TA = 25°C | max 3.75 V | 2 |
| Diode Forward Voltage Drop VSD | IS = 0.75A, VGS = 0V; TA = 25°C | max 1.2 V | 2 |
| Zero Gate Voltage Drain Current IDSS | VGS = 0V, VDS = 16V; TA = 25°C | max 1 uA | 2 |
| Zero Gate Voltage Drain Current IDSS | VGS = 0V, VDS = 16V, TA = 55°C | max 10 uA | 2 |
| Gate Body Leakage IGSS | VGS = ±8V, VDS = 0V; TA = 25°C; limit ±100 nA | max 100 nA | 2 |
| Static Drain-Source On-State Resistance RDS(ON) | ID = 2.8A, VGS = 4.5V; TA = 25°C | max 85 mΩ | 2 |
| Static Drain-Source On-State Resistance RDS(ON) | ID = 2A, VGS = 2.5V; TA = 25°C | max 120 mΩ | 2 |
| Turn-OFF Time t(off) | VDS = 6V, ID = 1A, RGEN = 6Ω; TA = 25°C | max 65 ns | 2 |
Pins, by the datasheet
3- 1 G
- Gate. · p. 1
- 2 S
- Source. · p. 1
- 3 D
- Drain. · p. 1
Parameters
10- Current - Continuous Drain(Id)
- 2.8A
- Drain to Source Voltage
- 20V
- Gate Threshold Voltage (Vgs(th))
- 1.5V
- Input Capacitance(Ciss)
- 880pF
- Number
- 1 N-channel
- Output Capacitance(Coss)
- 270pF
- Pd - Power Dissipation
- 900mW
- RDS(on)
- 120mΩ@2.5V
- Type
- N-Channel
- Vgs
- ±8V
Order codes
1- SI2302DSLCSC C5310967
Pinout
3| Pin | Name | Type |
|---|---|---|
| 1 | G | Input |
| 2 | S | Passive |
| 3 | D | Passive |
Open-source boards using it
All 16- 2 layers47.6 × 69.1 mm
Pico Drone
TheNoobInventor/pi-pico-drone
A micro drone is made using the Raspberry Pi Pico W. It is fitted with the MPU6050 IMU module and BMP280 barometric sensor. The drone will be controlled using TinyMPC and employ a Micro-ROS client on FreeRTOS.
33 parts29Apache-2.0 - 2 layers143 × 97 mm
Pihat all
yope/kamaq
Python/Cython implementation of 3D printer firmware running on Linux
305 parts11GPL-2.0 - 4 layers80 × 87.6 mm
AratMicro
vorlaxen-labs/AratMicro
High-performance, open-source micromouse robot platform built for Robosam and MEB Robot (Ministry of National Education Robotics Competition, Turkey).
110 parts1MIT - 2 layers88.9 × 89.9 mm
- 2 layers388 × 444 mm
- 2 layers70.2 × 70.2 mm
- 2 layers38 × 38 mm
125kHz RFID I2C board with easyC
SolderedElectronics/125kHz-RFID-I2C-board-qwiic-hardware-design
Hardware design, BOM, gerbers and 3D files for 125kHz-RFID-I2C-board-qwiic designed by Soldered Electronics.
104 parts
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<iframe src="https://pcbkit.io/embed/parts/tech-public/SI2302DS" title="SI2302DS in PCBKit" width="100%" height="480" style="border:0;border-radius:12px" allow="fullscreen" loading="lazy"></iframe><img src="https://pcbkit.io/embed/parts/tech-public/SI2302DS.jpg" alt="SI2302DS" width="1200" height="900">[](https://pcbkit.io/parts/tech-public/SI2302DS)Questions
Is there a KiCad symbol and footprint for the SI2302DS?
Yes. The symbol is Pinmap_Generic:Q_NMOS_1G_2S_3D and the footprint Package_TO_SOT_SMD:SOT-23, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the SI2302DS?
SOT-23, with 3 pins. Its footprint is drawn on this page.
Where is the SI2302DS datasheet?
TECH PUBLIC publishes it: the Datasheet link on this page opens it.
Where can I order the SI2302DS?
JLCPCB lists it as part C5310967, with 16,465 in stock; the sellers' links on this page open their listings.
What can replace the SI2302DS?
Parts like it in the library: the AO3400 by GOODWORK, the AP2300 by ALLPOWER, the AO3400A by Alpha & Omega Semiconductor and the AO3400A by UMW. Check their datasheets: a part that fits the footprint may still differ in its ratings.
Which open-source boards use the SI2302DS?
16 boards in 10 repositories on GitHub; the most starred are listed on this page, with their KiCad files.
Parts like it
8
AO3400
SOT-23-55℃~+150℃ 1 N-channel 1.05nF 1.4V 1.5W 28mΩ@10V 30V 5.8A 77pF N-Channel SOT-23 MOSFETs ROHSGOODWORKMOSFETsAP2300
SOT-23-50℃~+150℃ 1 N-channel 1.25W 1.5V 150pF 20V 35mΩ@2.5V 4A 60nC 630pF N-Channel SOT-23 MOSFETs ROHSALLPOWERMOSFETsAO3400A
SOT-23-55℃~+150℃ 1 N-channel 1.45V 1.4W 30V 48mΩ@2.5V 5.7A 50pF 630pF 75pF 7nC@10V N-Channel SOT-23 MOSFETs ROHSAlpha & Omega SemiconductorMOSFETsAO3400A
SOT-23-55℃~+150℃ 1 N-channel 1.1V 1.4W 17mΩ@10V 30V 5.8A 77pF 823pF 9.7nC@4.5V 99pF SOT-23 MOSFETs ROHSUMWMOSFETsAO3401A
SOT-23-55℃~+150℃ 1 P-Channel 1.3V 1.4W 115pF 30V 4.2A 50mΩ@10V 77pF 9.4nC@4.5V 954pF P-Channel SOT-23 MOSFETs ROHSUMWMOSFETsAO3400
SOT-231 N-channel 1.45V 1.4W 28mΩ@10V 30V 5.8A 50pF 630pF 75pF 7nC@4.5V N-Channel SOT-23 MOSFETs ROHSGuangdong HottechMOSFETsSI2302
SOT-23-55℃~+150℃ 1 N-channel 120pF 1V 1W 20V 300pF 3A 4nC@4.5V 65mΩ@2.5V 80pF N-Channel SOT-23 MOSFETs ROHSYONGYUTAIMOSFETsHL2300
SOT-23-55℃~+150℃ 1 N-channel 1W 20V 20mΩ@4.5V 4.5A 418pF 6.06nC@4.5V 600mV 70pF 82pF N-Channel SOT-23 MOSFETs ROHShongjiachengMOSFETs