2 layers99.1 × 40.6 mm
Overview
The L7909 is an uncategorised made by STMicroelectronics in a TO-263-2 package with 3 pins. TO-263-2 New Arrivals ROHS.
PCBKit's library has its footprint (Package_TO_SOT_SMD:TO-263-2, from KiCad's library), ready for a KiCad board. JLCPCB lists it (part C2803500). 1 open-source board in 1 repository on GitHub use it.
Symbol
The library has no symbol for this part yet.
Footprint
Order codes
1- L7909LCSC C2803500
Open-source boards using it
All 1Show this part on your page
<iframe src="https://pcbkit.io/embed/parts/st/L7909" title="L7909 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/L7909.jpg" alt="L7909" width="1200" height="900">[](https://pcbkit.io/parts/st/L7909)Questions
Is there a KiCad symbol and footprint for the L7909?
Yes. the footprint Package_TO_SOT_SMD:TO-263-2, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the L7909?
TO-263-2, with 3 pins. Its footprint is drawn on this page.
Where can I order the L7909?
JLCPCB lists it as part C2803500, with 0 in stock; the sellers' links on this page open their listings.
What can replace the L7909?
Parts like it in the library: the L7805CKT by GREENMICRO, the L7809CKT by GREENMICRO, the L7812CD2TKT by GREENMICRO and the L7815CKT by GREENMICRO. Check their datasheets: a part that fits the footprint may still differ in its ratings.
Which open-source boards use the L7909?
1 board in 1 repository on GitHub; the most starred are listed on this page, with their KiCad files.
Parts like it
8
L7805CKT
TO-263-2-20℃~+125℃ 1 1.5A 2V@(1A) 35V 40uV 5V 6mA 80dB@(120Hz) Fixed Over Current Protection、Short Circuit Protection、Thermal shutdown Positive TO-263-2 Voltage Regulators - Linear, Low Drop Out (LDO) Regulators ROHSGREENMICROUncategorisedL7809CKT
TO-263-2-40℃~+125℃ 1 1.5A 2V 35V 58uV 6mA 71dB@(1kHz) 9V Fixed Over Current Protection、Thermal shutdown Positive TO-263-2 Voltage Regulators - Linear, Low Drop Out (LDO) Regulators ROHSGREENMICROUncategorisedL7812CD2TKT
TO-263-2-40℃~+105℃ 1 1.2A 12V 2V@(500mA) 35V 6mA 75uV 80dB@(120Hz) Fixed Positive Short Circuit Protection、Thermal shutdown TO-263-2 Voltage Regulators - Linear, Low Drop Out (LDO) Regulators ROHSGREENMICROUncategorisedL7815CKT
TO-263-20℃~+125℃ 1 1.5A 15V 35V 54dB@(120Hz) 5mA 90uV Fixed Over Current Protection、Thermal shutdown Positive TO-263-2 Voltage Regulators - Linear, Low Drop Out (LDO) Regulators ROHSGREENMICROUncategorisedL7912CD2TKT
TO-263-2-20℃~+125℃ 1 1.5A 1.5V@(1A) 12V 200uV 35V 7.8mA Fixed Negative Over Current Protection、Thermal shutdown TO-263-2 Voltage Regulators - Linear, Low Drop Out (LDO) Regulators ROHSGREENMICROUncategorisedL7915CD2TKT
TO-263-2-20℃~+125℃ 1 1.5A 1.5V@(1A) 15V 250uV 35V 60dB 7.8mA Fixed Negative Over Current Protection、Thermal shutdown TO-263-2 Voltage Regulators - Linear, Low Drop Out (LDO) Regulators ROHSGREENMICROUncategorisedLM1084ID2T-5.0RG
TO-263-2TO-263-2 Voltage Regulators - Linear, Low Drop Out (LDO) Regulators ROHSHANSCHIP semiconductorUncategorisedIRFS4227
D2PAK200V, 63A, N-Channel Power MOSFETInfineon TechnologiesUncategorised