component
SG3525AP013TR
Public Made by Adomby adom
STMicroelectronics AC-DC Controllers and Regulators, SOIC-16. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.
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README.md+14@@ -47,6 +47,20 @@ SG3525AP013TR from STMicroelectronics, in a SOIC-16. Pinout and pin descriptions - Footprint: `Package_SO:SOIC-16_3.9x9.9mm_P1.27mm` - 3D model: SOIC-16 (KiCad packages3D, STEP) +## 3D model downloads++Two STEP files. Same geometry, different body top:++| File | Size | Use it when |+|---|---|---|+| [`sg3525ap013tr.step`](sg3525ap013tr.step) | 217 KB | You want the bare part, or you mark your own boards. |+| [`sg3525ap013tr-etched.step`](sg3525ap013tr-etched.step) | 3.4 MB | You want the part with `SG3525AP013TR` already on it. |++The marking in the etched file is real recessed geometry cut into the solid, not a+texture or a decal: 813 faces against 267 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": "sg3525ap013tr",- "version": "0.1.0",+ "version": "0.2.0", "type": "component", "description": "STMicroelectronics AC-DC Controllers and Regulators, SOIC-16. Datasheet-verified pinout, KiCad symbol/footprint/3D.", "tags": [
page.json+13−13@@ -4,7 +4,7 @@ "slug": "sg3525ap013tr", "title": "SG3525AP013TR", "brief": "STMicroelectronics AC-DC Controllers and Regulators, SOIC-16. Datasheet-verified pinout, KiCad symbol/footprint/3D.",- "version": "0.1.0",+ "version": "0.2.0", "license": "CC-BY-SA-4.0", "tags": [ "component",@@ -34,7 +34,7 @@ "number": "1", "name": "INV. INPUT", "type": "input",- "description": "Inverting input of the internal error amplifier. Common-mode input range includes the 5.1 V reference so external divider resistors are not required. Vos typ 0.5 mV, Ib typ 1 \u00b5A."+ "description": "Inverting input of the internal error amplifier. Common-mode input range includes the 5.1 V reference so external divider resistors are not required. Vos typ 0.5 mV, Ib typ 1 µA." }, { "number": "2",@@ -58,37 +58,37 @@ "number": "5", "name": "CT", "type": "passive",- "description": "Oscillator timing capacitor terminal. Connect timing capacitor (0.001 \u00b5F to 0.1 \u00b5F) from CT to ground. With RT sets the oscillator frequency (100 Hz-400 kHz operating range). Charge current limit 5 mA."+ "description": "Oscillator timing capacitor terminal. Connect timing capacitor (0.001 µF to 0.1 µF) from CT to ground. With RT sets the oscillator frequency (100 Hz-400 kHz operating range). Charge current limit 5 mA." }, { "number": "6", "name": "RT", "type": "passive",- "description": "Oscillator timing resistor terminal. Connect timing resistor (2 k\u03a9 to 150 k\u03a9) from RT to ground. Together with CT sets the oscillator frequency per f \u2248 1/(CT(0.7\u00b7RT + 3\u00b7RD))."+ "description": "Oscillator timing resistor terminal. Connect timing resistor (2 kΩ to 150 kΩ) from RT to ground. Together with CT sets the oscillator frequency per f ≈ 1/(CT(0.7·RT + 3·RD))." }, { "number": "7", "name": "DISCHARGE", "type": "passive",- "description": "Dead-time / discharge terminal. A resistor (RD, 0-500 \u03a9) placed between RT (pin 6) and DISCHARGE (pin 7) sets the timing-capacitor discharge current, giving programmable dead-time between the two outputs."+ "description": "Dead-time / discharge terminal. A resistor (RD, 0-500 Ω) placed between RT (pin 6) and DISCHARGE (pin 7) sets the timing-capacitor discharge current, giving programmable dead-time between the two outputs." }, { "number": "8", "name": "SOFT-START", "type": "passive",- "description": "Soft-start capacitor terminal. An internal ~50 \u00b5A current source charges the external capacitor to progressively enable the PWM after start-up. Also discharged during shutdown for soft recycle."+ "description": "Soft-start capacitor terminal. An internal ~50 µA current source charges the external capacitor to progressively enable the PWM after start-up. Also discharged during shutdown for soft recycle." }, { "number": "9", "name": "COMP", "type": "output",- "description": "Error-amplifier output / PWM comparator input (compensation node). Frequency-compensation network is tied here. Output high \u22653.8 V, output low \u22640.5 V; DC open-loop gain typ 75 dB."+ "description": "Error-amplifier output / PWM comparator input (compensation node). Frequency-compensation network is tied here. Output high ≥3.8 V, output low ≤0.5 V; DC open-loop gain typ 75 dB." }, { "number": "10", "name": "SHUTDOWN", "type": "input",- "description": "Pulse-by-pulse shutdown input. Threshold typ 0.8 V (0.6-1.0 V). When asserted (>threshold, VSS = 2.5 V typical drive) the PWM latch immediately turns both outputs off and discharges the soft-start capacitor. Shutdown delay typ 0.2 \u00b5s."+ "description": "Pulse-by-pulse shutdown input. Threshold typ 0.8 V (0.6-1.0 V). When asserted (>threshold, VSS = 2.5 V typical drive) the PWM latch immediately turns both outputs off and discharges the soft-start capacitor. Shutdown delay typ 0.2 µs." }, { "number": "11",@@ -124,7 +124,7 @@ "number": "16", "name": "VREF", "type": "power_out",- "description": "Trimmed 5.1 V \u00b11 % reference output (5.05-5.15 V at Tj=25 \u00b0C for SG2525A; 5.0-5.2 V for SG3525A). Short-circuit current typ 80 mA; load capability up to 20 mA. Bypass with 0.1 \u00b5F to ground."+ "description": "Trimmed 5.1 V ±1 % reference output (5.05-5.15 V at Tj=25 °C for SG2525A; 5.0-5.2 V for SG3525A). Short-circuit current typ 80 mA; load capability up to 20 mA. Bypass with 0.1 µF to ground." } ], "provenance": {@@ -198,9 +198,9 @@ "docs/hero.png", "docs/sg3525ap013tr-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, SOIC-16. Datasheet-verified pinout, KiCad symbol/footprint/3D." }