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LDK220M30R

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STMicroelectronics Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-23-5L. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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Generated by kicad-footprint-generator · KiCad file format 20260206
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docs ldk220m30r: re-etch, flat white mark read from pin 1 (service-occt 1.4.0) + chip hero · Ray 1mo ago
viewers ldk220m30r: viewers · Ray 1mo ago
ldk220m30r-etched.fit.json ldk220m30r: re-etch, flat white mark read from pin 1 (service-occt 1.4.0) + chip hero · Ray 1mo ago
ldk220m30r-etched.glb ldk220m30r: re-etch, flat white mark read from pin 1 (service-occt 1.4.0) + chip hero · Ray 1mo ago
ldk220m30r-etched.step ldk220m30r: re-etch, flat white mark read from pin 1 (service-occt 1.4.0) + chip hero · Ray 1mo ago
ldk220m30r.glb Publish 0.1.0 · Ray 1mo ago
ldk220m30r.kicad_mod Publish 0.1.0 · Ray 1mo ago
ldk220m30r.kicad_sym Publish 0.1.0 · Ray 1mo ago
ldk220m30r.lbr Publish 0.1.0 · Ray 1mo ago
ldk220m30r.step Publish 0.1.0 · Ray 1mo ago
package.json ldk220m30r: component.models_3d pose record per STEP (Z-up, seated z=0, pad-centre origin, identity binding) · Ray 1mo ago
page.json ldk220m30r: specified limits as data (metadata.characteristics, 21 rows from the datasheet) · Ray 25d ago
README.md ldk220m30r: specified limits as data (metadata.characteristics, 21 rows from the datasheet) · Ray 25d ago

LDK220M30R

STMicroelectronics · Voltage Regulators - Linear, Low Drop Out (LDO) Regulators · SOT-23-5L

LDK220M30R from STMicroelectronics, in a SOT-23-5L. Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 IN power_in Input voltage of the LDO with operating voltage range 2.5 to 13.2 V
2 GND power_in Common ground
3 EN input Enable pin logic input; low = shutdown, high = active; EN cannot be left floating
4 ADJ/NC unconnected Not connected on fixed version
5 OUT power_out Output voltage of the LDO, fixed at 3.0 V

Key specifications

Parameter Value
Manufacturer STMicroelectronics
Package SOT-23-5L
Category Power Management (PMIC)
Pins 5

Electrical characteristics

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

Parameter Symbol Min Typ Max Unit Conditions Page
Operating input voltage VIN 2.5 13.2 V 6
VOUT accuracy VOUT -2 2 % IOUT = 1 mA, TJ = 25 °C 6
VOUT accuracy VOUT -3 3 % IOUT = 1 mA, -40 °C < TJ < 125 °C 6
Static line regulation ΔVOUT 0.001 0.05 %/V VOUT + 1 V ≤ VIN ≤ 13.2 V, IOUT = 1 mA 6
Static load regulation ΔVOUT 0.001 0.003 %/mA IOUT = 1 mA to 200 mA 6
Dropout voltage VDROP 200 350 mV IOUT = 200 mA, VOUT = 3.3 V, 40 °C < TJ < 125 °C 6
Quiescent current IQ 55 90 µA VIN = VOUT +1 V, IOUT = 0 mA, -40 °C < TJ < 125 °C 6
Quiescent current IQ 60 100 µA VOUT +1 V ≤ VIN ≤ 13.2 V, IOUT = 200 mA, -40 °C < TJ < 125 °C 6
VIN input current in off mode VIN 0.1 1 µA VEN = GND, TJ = 25 °C 6
Enable input logic low VEN 0.4 V VIN = 2.5 V to 13.2 V, -40 °C < TJ < 125 °C 6
Enable input logic high VEN 1.2 V VIN = 2.5 V to 13.2 V, -40 °C < TJ < 125 °C 6
Enable pin input current IEN 0.1 100 nA VEN = VIN 6
Output capacitor (external COUT capacitance range) COUT 1 22 µF See Section 6 Typical characteristics 6
DC input voltage VIN -0.3 14 V 5
DC output voltage VOUT -0.3 V Max printed as VI + 0.3 V; values referred to GND 5
Enable input voltage VEN -0.3 V Max printed as VI + 0.3 V; values referred to GND 5
Power dissipation PD 500 mW Calculate with package thermal performance 5
Storage temperature range TSTG -65 150 °C 5
Operating junction temperature range TOP -40 125 °C 5
Thermal resistance junction-ambient (SOT23-5L) RthJA 160 °C/W JESD 51, 4 layers 2S2P 5
Thermal resistance junction-case (SOT23-5L) RthJC 68 °C/W JESD 51, 4 layers 2S2P 5

CAD (KiCad official)

  • Symbol: LDK220M30R
  • Footprint: Package_TO_SOT_SMD:SOT-23-5
  • 3D model: SOT-23-5L (KiCad packages3D, STEP)
  • 3D model files: ldk220m30r-etched.step / ldk220m30r-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); ldk220m30r.step / ldk220m30r.glb are the bare package body.

Provenance

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

  • Datasheet: STMicroelectronics datasheet (32 pp, sha256 04502367190ecc99, retrieved 2026-09-23, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.2, primary claude-haiku-4-5-20251001 (text), consensus claude-sonnet-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