Brochage

Brochage Régulateur de tension linéaire (TO-220, p. ex. 7805)

Broches

Output voltage	5 V ±4% (7805); 78xx family also 6, 8, 9, 12, 15, 18, 24 V
Input voltage	≈ 7–25 V in use; 35 V absolute max (5–18 V versions)
Tension de déchet	≈ 2 V typ at 1 A
Output current	Up to 1.5 A with adequate heatsinking
Quiescent current	≈ 4–5 mA typ, 8 mA max
Protection	Internal current limit, thermal shutdown, safe-area protection
Recommended capacitors	0.33 µF on input, 0.1 µF on output (datasheet reference circuit)
Thermal note	Dissipation = (Vin − Vout) × I; above ≈ 1 W fit a heatsink
Operating junction temperature	0–125 °C (commercial grade)
Boîtier	TO-220 (also D2PAK, DPAK)

Régulateur ajustable LM317 (TO-220)Output voltage: 1.25–37 V, set by two resistors; Output formula: Vout = 1.25 V × (1 + R2/R1); R1 typically 240 Ω; Input–output differential: 3–40 V…
Régulateur linéaire AMS1117 (SOT-223)Output voltage: Fixed 1.5, 1.8, 2.5, 2.85, 3.3 or 5.0 V, or adjustable (1.25 V reference); Output current: 1 A; Tension de déchet: ≈ 1.1 V typ, 1.3 V max…
Module chargeur Li-ion TP4056Charger IC: TP4056 (linear, constant current / constant voltage); Input voltage: 5 V nominal (4–8 V per the datasheet); Charge voltage: 4.2 V ±1%
Module convertisseur abaisseur LM2596Converter IC: LM2596 (step-down switching regulator); Input voltage: 4.5–40 V; Output voltage: 1.23–37 V adjustable (needs ≈ 1.5 V or more of headroom)
Bus CAN (2 fils différentiel)Signaux: CAN_H, CAN_L + GND commune; Topologie: Bus multipoint linéaire, multi-maître avec arbitrage; Duplex: Half-duplex
Carte SD (mode SPI)Contacts: 9 (SD), 8 (microSD); Alimentation: 2.7–3.6 V; Niveau logique: 3.3 V, non tolérant au 5 V
Débogage SWD (2 fils, ARM Cortex-M)Signaux: SWDIO, SWCLK + GND, VTref; Facultatif: nRESET, trace SWO; Topologie: Point à point (une sonde, une cible)
JTAG (débogage 4 fils, sous-ensemble courant)Norme: IEEE 1149.1; Signaux: TCK, TMS, TDI, TDO (+ TRST facultatif); Topologie: Chaînage TDI → TDO, TCK / TMS partagés