component

D1117-3.3

Public Made by Adom

by adom

Silicore(芯谷) Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-223. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

componentpower management (pmic)d1117-3.3factory-2.0.0extractor-text
Overview Files Discover Packages Releases Dependencies Issues Breadcrumbs Pull Requests Activity
main
Download ZIP Propose a change
Made with KiCad 10.0 · needs KiCad 10.0 or later to open · KiCad file format 20260206
Name Last commit message Last updated
docs Publish 0.1.0 · Ray 16d ago
viewers d1117-3-3: viewers · Ray 16d ago
d1117-3-3-etched.glb Publish 0.1.0 · Ray 16d ago
d1117-3-3-etched.step d1117-3-3: factory component page (tier=lcsc) · Ray 16d ago
d1117-3-3-hero.glb d1117-3-3: hero GLB from the etched model (keeps the MPN mark) · Ray 16d ago
d1117-3-3-hero.overlay.json Publish 0.1.0 · Ray 16d ago
d1117-3-3.glb Publish 0.1.0 · Ray 16d ago
d1117-3-3.kicad_mod Publish 0.1.0 · Ray 16d ago
d1117-3-3.kicad_sym Publish 0.1.0 · Ray 16d ago
d1117-3-3.lbr Publish 0.1.0 · Ray 16d ago
d1117-3-3.step Publish 0.1.0 · Ray 16d ago
package.json Publish 0.1.0 · Ray 16d ago
page.json Set visibility: public · Ray 16d ago
README.md Publish 0.1.0 · Ray 16d ago

D1117-3.3

Silicore(芯谷) · Voltage Regulators - Linear, Low Drop Out (LDO) Regulators · SOT-223

D1117-3.3 from Silicore(芯谷), in a SOT-223. 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 GND power_in Ground (地) reference pin for the fixed-voltage D1117 version.
2 Vout power_out Regulated output pin, with the D1117 rated for an output current capability of 1.0 A.
3 Vin power_in Input pin, with an absolute maximum input voltage of 18 V and a recommended input voltage range up to 15 V.

Key specifications

Parameter Value
Manufacturer Silicore(芯谷)
Package SOT-223
Category Power Management (PMIC)
Pins 3

Electrical characteristics

Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).

Parameter Symbol Min Typ Max Unit Conditions Page
输出电压 Vout, D1117-3.3V (first printed value of each pair) Vout 3.25 3.3 3.35 V Iout=10mA,Vin=5V; 0≤Iout≤1.0A ,4.75V≤Vin≤12V 4
输出电压 Vout, D1117-3.3V (second printed value of each pair) Vout 3.234 3.3 3.366 V Iout=10mA,Vin=5V; 0≤Iout≤1.0A ,4.75V≤Vin≤12V 4
输出电压精度 (output voltage accuracy) -1.5 1.5 % 1
电压线性度 LNR, fixed version LNR 4 12 mV Iout=10mA, Vout+1.4V≤Vin≤12V 4
负载调整率 LDR, fixed version LDR 6 12 mV Vin=Vout+1.4V, 0≤Iout≤1.0A 5
输入输出电压差 Vin-Vout (100mA) Vin-Vout 1 1.2 V ΔVout, ΔVref=1%,Iout=100mA 5
输入输出电压差 Vin-Vout (500mA) Vin-Vout 1.05 1.25 V ΔVout, ΔVref=1%,Iout=500mA 5
输入输出电压差 Vin-Vout (1.0A) Vin-Vout 1.1 1.3 V ΔVout, ΔVref=1%,Iout=1.0A 5
最大负载电流 Ilimit Ilimit 1 1.4 A Vin-Vout=2V, Tj=25℃ 5
最小负载电流 (Note4) 5 10 mA 5
静态电流 Iq, fixed version Iq 4 8 mA Vin-Vout=1.25V 5
热稳定性 Ts Ts 0.5 % 5
基准电压温度漂移系数 (temperature drift coefficient, from body text) 100 ppm/℃ 6
输入电压范围 (recommended) Vin 15 V 4
环境温度 (recommended) TA -40 125 C 4
最大输入电压 (absolute maximum) Vin 18 V Ta=25℃ 3
结温 (absolute maximum) TJ 150 C Ta=25℃ 3
环境温度 (absolute maximum) TA 140 C Ta=25℃ 3
贮存温度 (absolute maximum) Ts -65 150 C Ta=25℃ 3
焊接温度 (absolute maximum) 300 C 10S 3
热阻 结-环境 θ-JA, SOT223 θ-JA 120 C/W 无散热片 (no heatsink) 4

CAD (KiCad official)

  • Symbol: D1117-3.3
  • Footprint: Package_TO_SOT_SMD:SOT-223-3_TabPin2
  • 3D model: SOT-223 (KiCad packages3D, STEP)
  • 3D model files: d1117-3-3-etched.step / d1117-3-3-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); d1117-3-3.step / d1117-3-3.glb are the bare package body.

Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

  • Datasheet: Silicore(芯谷) datasheet (13 pp, sha256 021e47769f39235d, retrieved 2026-10-17, tier: lcsc)
  • Datasheet language: Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-haiku-5-5 (text), consensus claude-sonnet-5-5 (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.
  • CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF