component
LM317D2T-TR
Public Made by Adomby adom
STMicroelectronics Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, TO-263-2. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
← Commit history
lm317d2t-tr: component.models_3d pose record per STEP (Z-up, seated z=0, pad-centre origin, identity binding)
2 files changed
+87−7
package.json+45−5@@ -53,13 +53,13 @@ "number": "1", "name": "ADJUST", "type": "bidirectional",- "description": "Adjustment terminal that sets the constant 1.25 V reference across external resistor R1; draws a typical 50 \u00b5A (max 100 \u00b5A) adjustment-pin current with only 0.2-5 \u00b5A change over line/load, used with an external resistor divider to program VO = VREF(1+R2/R1) + IADJ\u00b7R2."+ "description": "Adjustment terminal that sets the constant 1.25 V reference across external resistor R1; draws a typical 50 µA (max 100 µA) adjustment-pin current with only 0.2-5 µA change over line/load, used with an external resistor divider to program VO = VREF(1+R2/R1) + IADJ·R2." }, { "number": "2", "name": "OUTPUT", "type": "power_out",- "description": "Regulated output terminal, internally referenced 1.25 V (1.2-1.3 V typ) above the ADJUST pin; delivers output current in excess of 1.5 A (up to 2.2 A max for VI-VO \u226415 V) and is electrically the same net as the package tab used for heat-sinking."+ "description": "Regulated output terminal, internally referenced 1.25 V (1.2-1.3 V typ) above the ADJUST pin; delivers output current in excess of 1.5 A (up to 2.2 A max for VI-VO ≤15 V) and is electrically the same net as the package tab used for heat-sinking." }, { "number": "3",@@ -79,7 +79,7 @@ "consensus": "agreed", "guards": "pin_guards 0.1: passed", "guard_notes": [- "extractor flagged: Figure 1 (page 3) shows the D\u00b2PAK pin diagram only with pin NAMES (INPUT, OUTPUT, ADJUST) and the ta; Electrical characteristics tables (pages 7-8) describe VREF as measured 'between pin 3 and pin 1' fo",+ "extractor flagged: Figure 1 (page 3) shows the D²PAK pin diagram only with pin NAMES (INPUT, OUTPUT, ADJUST) and the ta; Electrical characteristics tables (pages 7-8) describe VREF as measured 'between pin 3 and pin 1' fo", "vision extraction: provenance cannot be text-verified; needs consensus" ], "pages_sent": 25,@@ -103,6 +103,46 @@ "viewers": { "symbol": "viewers/symbol.html", "footprint": "viewers/footprint.html"- }+ },+ "models_3d": [+ {+ "file": "lm317d2t-tr.step",+ "role": "plain",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 15.0,+ 10.0,+ 4.42+ ],+ "zmin_mm": 0.0,+ "centre_offset_mm": 0.0,+ "footprint_binding": "identity",+ "sha256": "804a3f76e4182a02567b2429bdc9a585b857158fb8543fccd29c8eb6780e1310",+ "checked": "2026-10-07",+ "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+ },+ {+ "file": "lm317d2t-tr-etched.step",+ "role": "eda",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 15.0,+ 10.0,+ 4.42+ ],+ "zmin_mm": 0.0,+ "centre_offset_mm": 0.0,+ "footprint_binding": "identity",+ "sha256": "ae7e97c71c8fcb4471f7de3070f6aba2170243337305ccb0333a53b56230121b",+ "checked": "2026-10-07",+ "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+ }+ ] }-}+}
page.json+42−2@@ -88,7 +88,47 @@ "viewers": { "symbol": "viewers/symbol.html", "footprint": "viewers/footprint.html"- }+ },+ "models_3d": [+ {+ "file": "lm317d2t-tr.step",+ "role": "plain",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 15.0,+ 10.0,+ 4.42+ ],+ "zmin_mm": 0.0,+ "centre_offset_mm": 0.0,+ "footprint_binding": "identity",+ "sha256": "804a3f76e4182a02567b2429bdc9a585b857158fb8543fccd29c8eb6780e1310",+ "checked": "2026-10-07",+ "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+ },+ {+ "file": "lm317d2t-tr-etched.step",+ "role": "eda",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 15.0,+ 10.0,+ 4.42+ ],+ "zmin_mm": 0.0,+ "centre_offset_mm": 0.0,+ "footprint_binding": "identity",+ "sha256": "ae7e97c71c8fcb4471f7de3070f6aba2170243337305ccb0333a53b56230121b",+ "checked": "2026-10-07",+ "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+ }+ ] }, "metadata": { "specs": {@@ -136,4 +176,4 @@ "public": true }, "updated_at": "2026-09-28T16:33:17.737Z"-}+}