Overview
The FDU6644 is a MOSFET made by onsemi in a TO-251(IPAK) package with 3 pins. -55℃~+175℃ 1 N-channel 10.5mΩ@4.5V 100W 185pF 3.087nF 30V 35nC@5V 3V 67A N-Channel TO-251(IPAK) MOSFETs.
PCBKit's library has its KiCad symbol (Pinmap_Generic:Q_NMOS_1G_2D_3S, from PCBKit's generic symbols) and its footprint (EasyEDA_Cloud:TO-251_L6.5-W2.3-P2.28-L, from EasyEDA), ready for a KiCad board. JLCPCB lists it (part C3281201).
Symbol
Footprint
Parameters
13- Current - Continuous Drain(Id)
- 67A
- Drain to Source Voltage
- 30V
- Gate Charge(Qg)
- 35nC@5V
- Gate Threshold Voltage (Vgs(th))
- 3V
- Input Capacitance(Ciss)
- 3.087nF
- Number
- 1 N-channel
- Operating Temperature
- -55℃~+175℃
- Output Capacitance(Coss)
- 489pF
- Pd - Power Dissipation
- 100W
- RDS(on)
- 10.5mΩ@4.5V
- Reverse Transfer Capacitance (Crss@Vds)
- 185pF
- Type
- N-Channel
- Vgs
- ±16V
Order codes
1- FDU6644LCSC C3281201
Pinout
3| Pin | Name | Type |
|---|---|---|
| 1 | G | Input |
| 2 | D | Passive |
| 3 | S | Passive |
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<iframe src="https://pcbkit.io/embed/parts/onsemi/FDU6644" title="FDU6644 in PCBKit" width="100%" height="480" style="border:0;border-radius:12px" allow="fullscreen" loading="lazy"></iframe><img src="https://pcbkit.io/embed/parts/onsemi/FDU6644.jpg" alt="FDU6644" width="1200" height="900">[](https://pcbkit.io/parts/onsemi/FDU6644)Questions
Is there a KiCad symbol and footprint for the FDU6644?
Yes. The symbol is Pinmap_Generic:Q_NMOS_1G_2D_3S and the footprint EasyEDA_Cloud:TO-251_L6.5-W2.3-P2.28-L, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the FDU6644?
TO-251(IPAK), with 3 pins. Its footprint is drawn on this page.
Where is the FDU6644 datasheet?
onsemi publishes it: the Datasheet link on this page opens it.
Where can I order the FDU6644?
JLCPCB lists it as part C3281201, with 0 in stock; the sellers' links on this page open their listings.
What can replace the FDU6644?
Parts like it in the library: the VBFB1303 by VBsemi Elec, the SM1A63NHUC-TRG by Sinopower Semicon, the CJD02N60 by Jiangsu Changjing Electronics Technology (CJ) and the HU8N70 by HL. Check their datasheets: a part that fits the footprint may still differ in its ratings.
Parts like it
4
VBFB1303
TO-251-55℃~+175℃ 1 N-channel 100A 170pF 171nC@10V 2.5V 250W 3.5mΩ@10V 30V 3nF N-Channel TO-251 MOSFETs ROHSVBsemi ElecMOSFETsSM1A63NHUC-TRG
TO-251-55℃~+150℃ 100V 104W 12.4mΩ@4.5V 3.01nF 3V 50pF 66nC@10V 73A N-Channel TO-251 MOSFETs ROHSSinopower SemiconMOSFETsCJD02N60
TO-251TO-251 MOSFETs ROHSJiangsu Changjing Electronics Technology (CJ)MOSFETsHU8N70
TO-251MOSFETsHL