
Overview
The ULN2003T is a darlington Transistor Array made by STMicroelectronics in a TSSOP-16 package with 16 pins. TSSOP-16 Darlington Transistor Arrays ROHS.
PCBKit's library has its KiCad symbol (EasyEDA_Cloud:ULN2003TTR, from EasyEDA) and its footprint (Package_SO:TSSOP-16_4.4x5mm_P0.65mm, from KiCad's library), ready for a KiCad board. JLCPCB lists it (part C3240503).
Symbol
Footprint
Parameters
10- Current - Collector(Ic)
- 500mA
- Input Capacitiance(Ci)
- 15pF
- Input Current(on)
- 0.93mA
- Output Leakage Current(Icex)
- 50uA
- Reverse Leakage Current (Ir)
- 50uA
- Type
- BJT
- Vce Saturation(VCE(sat))
- 1.6V
- Voltage - Forward(Vf)
- 1.7V
- Voltage - Input(Max)
- 30V
- number of channels
- Seven channels
Order codes
1- ULN2003TTRLCSC C3240503
Pinout
16| Pin | Name | Type |
|---|---|---|
| 1 | IN1 | Unspecified |
| 2 | IN2 | Unspecified |
| 3 | IN3 | Unspecified |
| 4 | IN4 | Unspecified |
| 5 | IN5 | Unspecified |
| 6 | IN6 | Unspecified |
| 7 | IN7 | Unspecified |
| 8 | GND | Unspecified |
| 9 | COMMONFREEWHEELINGDIODES | Unspecified |
| 10 | OUT7 | Unspecified |
| 11 | OUT6 | Unspecified |
| 12 | OUT5 | Unspecified |
| 13 | OUT4 | Unspecified |
| 14 | OUT3 | Unspecified |
| 15 | OUT2 | Unspecified |
| 16 | OUT1 | Unspecified |
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<iframe src="https://pcbkit.io/embed/parts/st/ULN2003T" title="ULN2003T in PCBKit" width="100%" height="480" style="border:0;border-radius:12px" allow="fullscreen" loading="lazy"></iframe><img src="https://pcbkit.io/embed/parts/st/ULN2003T.jpg" alt="ULN2003T" width="1200" height="900">[](https://pcbkit.io/parts/st/ULN2003T)Questions
Is there a KiCad symbol and footprint for the ULN2003T?
Yes. The symbol is EasyEDA_Cloud:ULN2003TTR and the footprint Package_SO:TSSOP-16_4.4x5mm_P0.65mm, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the ULN2003T?
TSSOP-16, with 16 pins. Its footprint is drawn on this page.
Where is the ULN2003T datasheet?
STMicroelectronics publishes it: the Datasheet link on this page opens it.
Where can I order the ULN2003T?
JLCPCB lists it as part C3240503, with 0 in stock; the sellers' links on this page open their listings.
What can replace the ULN2003T?
Parts like it in the library: the ULN2003G-P16-R by UTC, the ULN2003APW by Texas Instruments, the ULN2003AIPW by Texas Instruments and the ULN2003APWR(UMW) by UMW. Check their datasheets: a part that fits the footprint may still differ in its ratings.
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