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Contents

README

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PJ78M05TE

PJSEMI · Linear Voltage Regulators (LDO) · TO-252

PJ78M05TE from PJSEMI, in a TO-252. 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 VIN power_in Input voltage pin, rated up to 35 V per the absolute maximum ratings.
2 GND power_in Ground pin; the datasheet gives no separate electrical limit for this pin.
3 VOUT power_out Regulated 5 V output, rated up to 500 mA with internal thermal overload and short-circuit current limiting.

Key specifications

Parameter Value
Manufacturer PJSEMI
Package TO-252
Category Power Management ICs
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 VI 35 V 1
Operating Temperature Range TOPR -40 125 °C 1
Storage Temperature Range TSTG -65 150 °C 1
Thermal Resistance, Junction-to-Air RθJA 100 °C/W 1
Output Voltage VO 4.8 5 5.2 V 2
Output Voltage VO 4.75 5 5.25 V VI=7V to 20V, 5mA≤IO≤350mA 2
Line Regulation △VO 100 mV VI=7V to 25V, IO=200mA 2
Load Regulation △VO 50 mV VI=10V, 5mA≤IO≤200mA 2
Load Regulation △VO 100 mV VI=10V,5mA≤IO≤500mA 2
Quiescent Current IQ 6 mA 2
Quiescent Current Change △IQ 0.5 mA VI=10V, 5mA≤IO≤350mA 2
Quiescent Current Change △IQ 0.8 mA 8V≤VI≤25V, IO=200mA 2
Supply Voltage Rejection SVR 62 dB 8V≤VI≤18V, f=120Hz,IO=300mA 2

CAD (KiCad official)

  • Symbol: PJ78M05TE
  • Footprint: Package_TO_SOT_SMD:TO-252-2
  • 3D model: TO-252 (KiCad packages3D, STEP)
  • 3D model files: pj78m05te-etched.step / pj78m05te-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); pj78m05te.step / pj78m05te.glb are the bare package body.

Provenance

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

  • Datasheet: PJSEMI datasheet (4 pp, sha256 1359f215e5773bf3, retrieved 2026-10-27, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-haiku-5-5 (text), consensus off (skipped (clean text read)), 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