component
BAR43
Public Made by Adomby adom
Changjing Schottky Barrier Diodes (SBD), SOT-23. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.md+12−11@@ -2,15 +2,15 @@ **Changjing** · Schottky Barrier Diodes (SBD) · SOT-23 -BAR43 from Changjing, in a SOT-23. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.+BAR43 from Changjing, in a SOT-23. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model). Symbol, footprint, and 3D from KiCad-official CAD. ## Pinout | Pin | Name | Type | Function | |---|---|---|---|-| 1 | A | passive | Anode of the single Schottky diode (BAR43, marking D95), 30 V peak repetitive reverse voltage, 200 mA average rectified forward current. |-| 2 | NC | unconnected | Not connected internally in the single-diode BAR43; shown as an open pin on the package diagram. |-| 3 | K | passive | Cathode of the single Schottky diode (BAR43), the diode symbol points from pin 1 to pin 3. |+| 1 | A | passive | Anode of the single Schottky diode (BAR43, marking D95); 30 V peak repetitive reverse voltage, 200 mA average rectified forward current. |+| 2 | NC | unconnected | Not connected internally in the single-diode BAR43; the pin is drawn as an isolated terminal in the page 1 pin diagram. |+| 3 | K | passive | Cathode of the single Schottky diode (BAR43); reverse current 0.5 µA max at VR=25 V, V(BR) 30 V min at IR=100 µA. | ## Key specifications @@ -27,20 +27,21 @@ Limits as printed in the datasheet (page.json `metadata.characteristics` carries | Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page | |---|---|---|---|---|---|---|---|+| Reverse breakdown voltage | V(BR) | 30 | | | V | IR=100μA | 1 |+| Reverse current | IR | | | 0.5 | μA | VR=25V | 1 |+| Forward voltage | VF | | 0.26 | 0.33 | V | IF=2mA | 1 |+| Forward voltage | VF | | | 0.45 | V | IF=15mA | 1 |+| Forward voltage | VF | | | 0.8 | V | IF=100mA | 1 |+| Reverse recovery time | trr | | | 5 | ns | IF= IR=10mA, Irr=0.1×IR, RL=100Ω | 1 | | Peak Repetitive Reverse Voltage | VRRM | | | 30 | V | | 1 |+| Working Peak Reverse Voltage | VRWM | | | 30 | V | | 1 | | RMS Reverse Voltage | VR(RMS) | | | 21 | V | | 1 | | Average Rectified Forward Current | IF(AV) | | | 200 | mA | | 1 | | Non-repetitive Peak Forward Surge Current | IFSM | | | 0.75 | A | t=8.3ms | 1 | | Power Dissipation | PD | | | 200 | mW | | 1 |+| Thermal Resistance from Junction to Ambient | RΘJA | | | 500 | ℃/W | | 1 | | Junction Temperature | Tj | | | 125 | ℃ | | 1 | | Storage Temperature | Tstg | -55 | | 150 | ℃ | | 1 |-| Reverse voltage | V(BR) | 30 | | | V | IR=100μA | 1 |-| Reverse current | IR | | | 0.5 | μA | VR=25V | 1 |-| Forward voltage | VF | | 0.26 | 0.33 | V | IF=2mA | 1 |-| Forward voltage | VF | | | 0.45 | V | IF=15mA | 1 |-| Forward voltage | VF | | | 0.8 | V | IF=100mA | 1 |-| Reverse recovery time | trr | | | 5 | ns | IF= IR=10mA, Irr=0.1×IR, RL=100Ω | 1 |-| Thermal Resistance from Junction to Ambient | RΘJA | | | 500 | ℃/W | | 1 | ## CAD (KiCad official)
package.json+11−12@@ -1,6 +1,6 @@ { "slug": "bar43",- "version": "0.1.1",+ "version": "0.1.2", "type": "component", "description": "Changjing Schottky Barrier Diodes (SBD), SOT-23. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.", "tags": [@@ -28,8 +28,7 @@ "viewers/symbol.html", "viewers/footprint.html", "bar43-hero.glb",- "bar43-hero.overlay.json",- "bar43-etched.glb"+ "bar43-hero.overlay.json" ], "component": { "mpn": "BAR43",@@ -43,7 +42,7 @@ "symbol": "bar43.kicad_sym", "footprint": "bar43.kicad_mod", "model_3d": "bar43-hero.glb",- "model_3d_plain": "bar43-etched.glb",+ "model_3d_plain": "bar43.glb", "model_3d_step": "bar43-etched.step", "model_3d_step_plain": "bar43.step", "lbr": "bar43.lbr"@@ -53,7 +52,7 @@ "mouser": "512-BAR43" }, "distributor_check": {- "checked_at": "2026-11-12T07:59:36Z",+ "checked_at": "2026-11-12T23:28:53Z", "source": "Component Ocean /api/assign-pns", "digikey": { "pn": null,@@ -69,19 +68,19 @@ "number": "1", "name": "A", "type": "passive",- "description": "Anode of the single Schottky diode (BAR43, marking D95), 30 V peak repetitive reverse voltage, 200 mA average rectified forward current."+ "description": "Anode of the single Schottky diode (BAR43, marking D95); 30 V peak repetitive reverse voltage, 200 mA average rectified forward current." }, { "number": "2", "name": "NC", "type": "unconnected",- "description": "Not connected internally in the single-diode BAR43; shown as an open pin on the package diagram."+ "description": "Not connected internally in the single-diode BAR43; the pin is drawn as an isolated terminal in the page 1 pin diagram." }, { "number": "3", "name": "K", "type": "passive",- "description": "Cathode of the single Schottky diode (BAR43), the diode symbol points from pin 1 to pin 3."+ "description": "Cathode of the single Schottky diode (BAR43); reverse current 0.5 µA max at VR=25 V, V(BR) 30 V min at IR=100 µA." } ], "provenance": {@@ -95,12 +94,12 @@ "consensus": "agreed", "guards": "pin_guards 0.1: passed", "guard_notes": [- "extractor flagged: The datasheet covers BAR43/A/C/S in one SOT-23 document. The MPN BAR43 (no suffix) was taken as the ",+ "extractor flagged: The datasheet covers BAR43/A/C/S in one SOT-23 package. The MPN BAR43 is read as the plain single-di", "vision extraction: provenance cannot be text-verified; needs consensus" ], "pages_sent": 4,- "cost_usd": 0.129,- "at": "2026-11-12T07:59:22"+ "cost_usd": 0.1306,+ "at": "2026-11-12T23:28:47" }, "datasheet": { "url": "https://datasheet.lcsc.com/datasheet/pdf/556674a9072444e586fb1ad81aae3ee5.pdf",@@ -155,7 +154,7 @@ "zmin_mm": 0.0, "centre_offset_mm": 0.0, "footprint_binding": "identity",- "sha256": "00f8b4e79ca256f431bc936768c107188a6a4cfe4ec81a225660a31d4fe3ad8d",+ "sha256": "907db5f91684ea2bb12443036d53c572d1b9d040b622a1af6031b10db1c8015e", "checked": "2026-11-12", "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)" }
page.json+14−13@@ -4,7 +4,7 @@ "slug": "bar43", "title": "BAR43", "brief": "Changjing Schottky Barrier Diodes (SBD), SOT-23. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",- "version": "0.1.1",+ "version": "0.1.2", "license": "CC-BY-SA-4.0", "tags": [ "component",@@ -25,7 +25,7 @@ "symbol": "bar43.kicad_sym", "footprint": "bar43.kicad_mod", "model_3d": "bar43-hero.glb",- "model_3d_plain": "bar43-etched.glb",+ "model_3d_plain": "bar43.glb", "model_3d_step": "bar43-etched.step", "model_3d_step_plain": "bar43.step", "lbr": "bar43.lbr"@@ -35,7 +35,7 @@ "mouser": "512-BAR43" }, "distributor_check": {- "checked_at": "2026-11-12T07:59:36Z",+ "checked_at": "2026-11-12T23:28:53Z", "source": "Component Ocean /api/assign-pns", "digikey": { "pn": null,@@ -51,19 +51,19 @@ "number": "1", "name": "A", "type": "passive",- "description": "Anode of the single Schottky diode (BAR43, marking D95), 30 V peak repetitive reverse voltage, 200 mA average rectified forward current."+ "description": "Anode of the single Schottky diode (BAR43, marking D95); 30 V peak repetitive reverse voltage, 200 mA average rectified forward current." }, { "number": "2", "name": "NC", "type": "unconnected",- "description": "Not connected internally in the single-diode BAR43; shown as an open pin on the package diagram."+ "description": "Not connected internally in the single-diode BAR43; the pin is drawn as an isolated terminal in the page 1 pin diagram." }, { "number": "3", "name": "K", "type": "passive",- "description": "Cathode of the single Schottky diode (BAR43), the diode symbol points from pin 1 to pin 3."+ "description": "Cathode of the single Schottky diode (BAR43); reverse current 0.5 µA max at VR=25 V, V(BR) 30 V min at IR=100 µA." } ], "provenance": {@@ -77,12 +77,12 @@ "consensus": "agreed", "guards": "pin_guards 0.1: passed", "guard_notes": [- "extractor flagged: The datasheet covers BAR43/A/C/S in one SOT-23 document. The MPN BAR43 (no suffix) was taken as the ",+ "extractor flagged: The datasheet covers BAR43/A/C/S in one SOT-23 package. The MPN BAR43 is read as the plain single-di", "vision extraction: provenance cannot be text-verified; needs consensus" ], "pages_sent": 4,- "cost_usd": 0.129,- "at": "2026-11-12T07:59:22"+ "cost_usd": 0.1306,+ "at": "2026-11-12T23:28:47" }, "datasheet": { "url": "https://datasheet.lcsc.com/datasheet/pdf/556674a9072444e586fb1ad81aae3ee5.pdf",@@ -137,7 +137,7 @@ "zmin_mm": 0, "centre_offset_mm": 0, "footprint_binding": "identity",- "sha256": "00f8b4e79ca256f431bc936768c107188a6a4cfe4ec81a225660a31d4fe3ad8d",+ "sha256": "907db5f91684ea2bb12443036d53c572d1b9d040b622a1af6031b10db1c8015e", "checked": "2026-11-12", "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)" }@@ -408,10 +408,11 @@ "viewers/symbol.html", "viewers/footprint.html", "bar43-hero.glb",- "bar43-hero.overlay.json",- "bar43-etched.glb"+ "bar43-hero.overlay.json" ], "visibility": { "public": true- }+ },+ "description": "Changjing Schottky Barrier Diodes (SBD), SOT-23. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",+ "org": "adom" }