component
SG3525AN
Public Made by Adomby adom
STMicroelectronics AC-DC Controllers and Regulators, DIP-16. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.
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README.md+14@@ -47,6 +47,20 @@ SG3525AN from STMicroelectronics, in a DIP-16. Pinout and pin descriptions extra - Footprint: `Package_DIP:DIP-16_W7.62mm` - 3D model: DIP-16 (KiCad packages3D, STEP) +## 3D model downloads++Two STEP files. Same geometry, different body top:++| File | Size | Use it when |+|---|---|---|+| [`sg3525an.step`](sg3525an.step) | 505 KB | You want the bare part, or you mark your own boards. |+| [`sg3525an-etched.step`](sg3525an-etched.step) | 2.5 MB | You want the part with `SG3525AN` already on it. |++The marking in the etched file is real recessed geometry cut into the solid, not a+texture or a decal: 604 faces against 284 in the bare model. It+survives export, section views, and rendering in any CAD tool, and it drops straight+into KiCad or Fusion with no extra setup.+ ## Provenance Data extracted from the manufacturer datasheet, not a distributor listing:
package.json+1−1@@ -1,6 +1,6 @@ { "slug": "sg3525an",- "version": "0.1.0",+ "version": "0.2.0", "type": "component", "description": "STMicroelectronics AC-DC Controllers and Regulators, DIP-16. Datasheet-verified pinout, KiCad symbol/footprint/3D.", "tags": [
page.json+14−14@@ -4,7 +4,7 @@ "slug": "sg3525an", "title": "SG3525AN", "brief": "STMicroelectronics AC-DC Controllers and Regulators, DIP-16. Datasheet-verified pinout, KiCad symbol/footprint/3D.",- "version": "0.1.0",+ "version": "0.2.0", "license": "CC-BY-SA-4.0", "tags": [ "component",@@ -52,31 +52,31 @@ "number": "4", "name": "OSC_OUTPUT", "type": "output",- "description": "Oscillator clock output. Provides the internal clock waveform (typ. 3.5 V amplitude, 0.5 \u00b5s width) for external synchronization or diagnostics."+ "description": "Oscillator clock output. Provides the internal clock waveform (typ. 3.5 V amplitude, 0.5 µs width) for external synchronization or diagnostics." }, { "number": "5", "name": "CT", "type": "passive",- "description": "Oscillator timing capacitor terminal. Connect timing capacitor CT (0.001 \u00b5F to 0.1 \u00b5F) from this pin to ground to set the oscillator frequency (100 Hz-400 kHz)."+ "description": "Oscillator timing capacitor terminal. Connect timing capacitor CT (0.001 µF to 0.1 µF) from this pin to ground to set the oscillator frequency (100 Hz-400 kHz)." }, { "number": "6", "name": "RT", "type": "passive",- "description": "Oscillator timing resistor terminal. Connect RT (2 k\u03a9 to 150 k\u03a9) from this pin to ground. Together with CT and RD sets fosc \u2248 1 / (CT\u00b7(0.7\u00b7RT + 3\u00b7RD))."+ "description": "Oscillator timing resistor terminal. Connect RT (2 kΩ to 150 kΩ) from this pin to ground. Together with CT and RD sets fosc ≈ 1 / (CT·(0.7·RT + 3·RD))." }, { "number": "7", "name": "DISCHARGE", "type": "passive",- "description": "Discharge terminal. A resistor (0 to 500 \u03a9) placed between CT (pin 5) and DISCHARGE sets the dead-time (blanking) between outputs A and B."+ "description": "Discharge terminal. A resistor (0 to 500 Ω) placed between CT (pin 5) and DISCHARGE sets the dead-time (blanking) between outputs A and B." }, { "number": "8", "name": "SOFT_START", "type": "passive",- "description": "Soft-start capacitor terminal. An external capacitor to ground is charged by an internal ~50 \u00b5A current source to gradually increase duty cycle at startup."+ "description": "Soft-start capacitor terminal. An external capacitor to ground is charged by an internal ~50 µA current source to gradually increase duty cycle at startup." }, { "number": "9",@@ -88,7 +88,7 @@ "number": "10", "name": "SHUTDOWN", "type": "input",- "description": "Pulse-by-pulse shutdown input. Controls both the soft-start circuit and the output stages; drives outputs off via the PWM latch. Threshold ~0.8 V (referenced to VSS=5.1 V), typ. 0.5 \u00b5s shutdown delay."+ "description": "Pulse-by-pulse shutdown input. Controls both the soft-start circuit and the output stages; drives outputs off via the PWM latch. Threshold ~0.8 V (referenced to VSS=5.1 V), typ. 0.5 µs shutdown delay." }, { "number": "11",@@ -124,7 +124,7 @@ "number": "16", "name": "VREF", "type": "power_out",- "description": "Internal 5.1 V precision reference output (trimmed to \u00b11 %). Short-circuit current ~80 mA; load current up to 20 mA. Bypass with 0.1 \u00b5F to ground."+ "description": "Internal 5.1 V precision reference output (trimmed to ±1 %). Short-circuit current ~80 mA; load current up to 20 mA. Bypass with 0.1 µF to ground." } ], "provenance": {@@ -150,8 +150,8 @@ "pin1": { "pad": "1", "at": [- 0.0,- 0.0+ 0,+ 0 ], "corner": "bottom-right", "source": "fab-chamfer",@@ -198,9 +198,9 @@ "docs/hero.png", "docs/sg3525an-datasheet.pdf", "viewers/symbol.html",- "viewers/footprint.html"+ "viewers/footprint.html",+ "pads.json" ],- "visibility": {- "public": true- }+ "visibility": "public",+ "description": "STMicroelectronics AC-DC Controllers and Regulators, DIP-16. Datasheet-verified pinout, KiCad symbol/footprint/3D." }