component

LP5310B3F

Public Made by Adom

by adom

LOWPOWER Power Distribution Switches, SOT-23-3. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

componentpower management (pmic)lp5310b3ffactory-2.0.0extractor-text
Overview Files Discover Packages Releases Dependencies Issues Breadcrumbs Pull Requests Activity
main
Download ZIP Propose a change
Generated by kicad-footprint-generator · KiCad file format 20260206
Name Last commit message Last updated
docs Publish 0.1.0 · Ray 17d ago
viewers lp5310b3f: viewers · Ray 17d ago
lp5310b3f-etched.glb Publish 0.1.0 · Ray 17d ago
lp5310b3f-etched.step lp5310b3f: factory component page (tier=lcsc) · Ray 17d ago
lp5310b3f-hero.glb lp5310b3f: hero GLB from the etched model (keeps the MPN mark) · Ray 17d ago
lp5310b3f-hero.overlay.json Publish 0.1.0 · Ray 17d ago
lp5310b3f.glb Publish 0.1.0 · Ray 17d ago
lp5310b3f.kicad_mod Publish 0.1.0 · Ray 17d ago
lp5310b3f.kicad_sym Publish 0.1.0 · Ray 17d ago
lp5310b3f.lbr Publish 0.1.0 · Ray 17d ago
lp5310b3f.step Publish 0.1.0 · Ray 17d ago
package.json Publish 0.1.0 · Ray 17d ago
page.json Set visibility: public · Ray 17d ago
README.md Publish 0.1.0 · Ray 17d ago

LP5310B3F

LOWPOWER · Power Distribution Switches · SOT-23-3

LP5310B3F from LOWPOWER, in a SOT-23-3. 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 IN power_in Power supply and input of the power switch, with a recommended input voltage of 3.0V to 5.5V, an absolute maximum of 36V to GND, and an over-voltage protection threshold of 6.05V (rising).
2 GND power_in Ground reference for the device.
3 OUT power_out Output of the power switch, with an absolute maximum of -0.3V to 7V to GND and a maximum output current of 1.5A.

Key specifications

Parameter Value
Manufacturer LOWPOWER
Package SOT-23-3
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
Input Voltage 3 5.5 V 3
Maximum of Output current 1.5 A 3
Ambient Temperature -40 85 °C 3
VIN to GND -0.3 36 V 3
VOUT to GND -0.3 7 V 3
Maximum Junction Temperature (TA) 150 °C 3
Maximum Soldering Temperature 260 °C at leads, 10 seconds 3
ESD HBM (Human Body Model) -8000 8000 V JEDEC JS-001 3
ESD CDM (Charged Device Model) -2000 2000 V JEDEC JS-002 3
Maximum Power Dissipation (PD) PD 0.3 W TA <= 25℃ 3
Quiescent current IQ 50 65 80 μA VIN = 5V, OUT floating 4
Under-Voltage Lockout level (falling) VUVLO_F 2.85 2.95 3.05 V VIN voltage falling 4
Under-Voltage Lockout level (rising) VUVLO_R 3 3.1 3.2 V VIN voltage rising 4
Over-Voltage Protection level (falling) VOVP_F 5.85 5.95 6.05 V VIN voltage falling 4
Over-Voltage Protection level (rising) VOVP_R 5.95 6.05 6.15 V VIN voltage rising 4
Output auto discharge RDIS 400 500 600 Ω VIN = 5V, VEN = 0V 4
Load switch turned on delay tDON 12 16 20 ms VIN = 5V, ROUT = 100Ω, COUT = 22μF, time from enabled to VOUT = 0.5V 4
Output rising time tR 100 150 200 μs VIN = 5V, ROUT = 100Ω, COUT = 22μF, time from VOUT = 0.1×VIN to 0.9×VIN 4
Over-Voltage Protection response time tOVP 30 50 ns VIN rising from 5V with 30V/μs, ROUT = 100Ω, COUT = 0, time from VIN > VOVP_R to OUT voltage stop rising 4
On-resistance RDS(ON) 270 mΩ VIN = 5V, IOUT=200mA, TA=25°C 4
Over current protection level IOCP 4 A VIN = 5V, TA=25°C 4
OCP qualification time tOCP_QUAL 150 μs VIN = 5V, TA = 25°C, qualification time from IOUT hits IOCP to switch turned off 4
Load switch turned off delay tOFF 10 μs VIN = 5V, ROUT = 500Ω, COUT = 0.1μF, time from disabled to VOUT = 0.9×VIN 4
Thermal shutdown trigger TSD 150 °C Temperature rising 4
Thermal shutdown release TSD_REL 130 °C Temperature falling 4
Thermal Resistance (θJA) θJA 400 °C/W 2S2P JEDEC standard PCB (Note 2) 3

CAD (KiCad official)

  • Symbol: LP5310B3F
  • Footprint: Package_TO_SOT_SMD:SOT-23-3
  • 3D model: SOT-23-3 (KiCad packages3D, STEP)
  • 3D model files: lp5310b3f-etched.step / lp5310b3f-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); lp5310b3f.step / lp5310b3f.glb are the bare package body.

Provenance

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

  • Datasheet: LOWPOWER datasheet (10 pp, sha256 7a2246a2bafc1aa3, retrieved 2026-10-18, tier: lcsc)
  • 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