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L7806 6 V Linear Regulator
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Fixed 6 V positive-voltage linear regulator, up to 1.5 A, in the L78xx (7800) series.
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README.mdadded+55@@ -0,0 +1,55 @@+# L7806++**STMicroelectronics** · Linear Regulator (LDO) · TO-220++The L7806 is a three-terminal fixed positive-voltage regulator from ST's L78xx (7800) series, delivering a stable 6 V output at up to 1.5 A with adequate heat sinking. It powers logic and analog rails from a higher unregulated supply, needing only input and output capacitors.++## Pinout++| Pin | Name | Type | Function |+|---|---|---|---|+| 1 | INPUT | power_in | Unregulated positive DC input voltage. Absolute maximum V_I = 35 V for V_O up to 18 V. Recommended operating V_I ≈ 8.6 V to 25 V for the 6 V variant (dropout ≈ 2 V at 1 A). A 0.33 µF bypass capacitor to GND is recommended close to the pin to suppress input transients. |+| 2 | GROUND | power_in | Common ground reference for input and output. In TO-220 / TO-220FP / DPAK / D²PAK packages the tab is electrically connected to this GROUND pin, so any heat sink attached to the tab is at GND potential. |+| 3 | OUTPUT | power_out | Regulated +6 V output, capable of sourcing up to 1.5 A with adequate heat sinking (guaranteed 1 A). Output tolerance ±2 % on the A grade (5.88 V min / 6.12 V max at T_J = 25 °C). A 0.1 µF ceramic to GND at the pin is required for stability; larger bulk capacitance improves transient response. |++## Key specifications++| Parameter | Value |+|---|---|+| Type | Fixed positive linear regulator |+| Output voltage | 6 V |+| Output current | Up to 1.5 A (with heatsink) |+| Dropout voltage | 2 V typ |+| Package | TO-220 (3-lead) |+| Operating temperature | 0 C to 125 C (junction) |++## Ordering variants++- `L7806CV`+- `L7806ACV`+- `L7806ABV`+- `L7806CP`+- `L7806ACP`+- `L7806ABP`+- `L7806CDT`+- `L7806ACDT`+- `L7806ABDT`+- `L7806CD2T`+- `L7806ACD2T`+- `L7806ABD2T`++## CAD (KiCad official)++- Symbol: `l7806.kicad_sym`+- Footprint: `l7806.kicad_mod`+- 3D model: TO-220 body from KiCad `Package_TO_SOT_THT/TO-220-3_Vertical`.++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [STMicroelectronics datasheet](https://www.st.com/resource/en/datasheet/l78.pdf) (55 pp, sha256 `ccba643d1b7ced87`, retrieved 2026-08-17, tier: manufacturer)+- **Extractor:** `ds2sf` (Claude). Every pin and dimension is cited to a datasheet page; it refuses to fabricate.+- **CAD:** KiCad official libraries (CC-BY-SA 4.0).++[Datasheet PDF](docs/l7806-datasheet.pdf)
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