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docs ssp7603p30m5r: re-etch, flat white mark read from pin 1 (service-occt 1.4.0) + chip hero · Ray
viewers pin 1: carry the footprint's marker into the .lbr, the viewer and page.json (silk-marker, drawn, top-left) · Ray
package.json Publish 0.2.0 · Ray
pads.json pin 1: carry the footprint's marker into the .lbr, the viewer and page.json (silk-marker, drawn, top-left) · Ray
page.json ssp7603p30m5r: white body in tscircuit (pre-1.8 etch structure under an assembly instance); Ray 2026-10-19: black IC bo… · Ray
README.md ssp7603p30m5r: specified limits as data (metadata.characteristics, 10 rows from the datasheet) · Ray
ssp7603p30m5r-etched.fit.json ssp7603p30m5r: re-etch, flat white mark read from pin 1 (service-occt 1.4.0) + chip hero · Ray
ssp7603p30m5r-etched.glb ssp7603p30m5r: white body in tscircuit (pre-1.8 etch structure under an assembly instance); Ray 2026-10-19: black IC bo… · Ray
ssp7603p30m5r-etched.step ssp7603p30m5r: white body in tscircuit (pre-1.8 etch structure under an assembly instance); Ray 2026-10-19: black IC bo… · Ray
ssp7603p30m5r.glb Publish 0.1.0 · Ray
ssp7603p30m5r.kicad_mod Publish 0.1.0 · Ray
ssp7603p30m5r.kicad_sym Publish 0.1.0 · Ray
ssp7603p30m5r.lbr rebuild the library on adom-lbr 2.32.0. The published copy was built by 2.18.0, which imported every KiCad roundrect an… · Ray
ssp7603p30m5r.step Publish 0.1.0 · Ray

SSP7603P30M5R

Shanghai Siproin Microelectronics · Voltage Regulators - Linear, Low Drop Out (LDO) Regulators · SOT-23-5

SSP7603P30M5R from Shanghai Siproin Microelectronics, in a SOT-23-5. 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 VIN power_in Unregulated supply input. Operating range 3.5V to 15V (absolute max -0.3V to 18V). A 1uF input capacitor to GND is recommended near this pin.
2 GND power_in Device ground / Vss reference. Return for input, output capacitors, and internal voltage reference.
3 CE input Chip Enable input. Active-high enables the regulator; drive low to shut down the output. Do not float.
4 NC unconnected No internal connection. Leave floating or tie to GND.
5 VOUT power_out Regulated 3.0V output (tolerance ±2%). Sources up to 500mA. A 1uF tantalum or 6.8uF ceramic output capacitor to GND is recommended for stability.

Key specifications

Parameter Value
Manufacturer Shanghai Siproin Microelectronics
Package SOT-23-5
Category PMIC
Pins 5

Ordering variants

Same part, different packaging or reel option.

  • SSP7603P30M5R
  • SSP7603P30M5RM5G
  • SSP7603P30M5RPR
  • SSP7603P30M5RPG
  • SSP7603P30M5RMR
  • SSP7603P30M5RMG

Electrical characteristics

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

Parameter Symbol Min Typ Max Unit Conditions Page
Output voltage accuracy tolerance -2 2 % 1
Input Voltage Vin 3.5 15 V 4
Line Regulation △Vout1/(Vin·Vout) 0.05 0.2 %/V 1.6V≤Vin≤8V, Iout=100mA 4
Load Regulation △Vout 12 30 mV Vin=Vout+1V, 1.0mA≤Iout≤100mA 4
Dropout Voltage Vdif 0.12 0.14 V 2.0 < Vout ≤ 3.0, Iout=80 mA 4
Supply Current Iss1 1 2 uA 4
Output voltage temperature coefficient △Vout/(Ta·Vout) -100 100 Ppm/℃ Iout=30mA, 0℃≤Ta≤70℃ 4
Supply Voltage -0.3 18 V 3
Operating Temperature -40 85 ℃ 3
Storage Temperature -40 125 ℃ 3

CAD (KiCad official)

  • Symbol: SSP7603P30M5R
  • Footprint: Package_TO_SOT_SMD:SOT-23-5
  • 3D model: SOT-23-5 (KiCad packages3D, STEP)
  • 3D model files: ssp7603p30m5r-etched.step / ssp7603p30m5r-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); ssp7603p30m5r.step / ssp7603p30m5r.glb are the bare package body.

3D model downloads

Two STEP files. Same geometry, different body top:

File Size Use it when
ssp7603p30m5r.step 85 KB You want the bare part, or you mark your own boards.
ssp7603p30m5r-etched.step 2.9 MB You want the part with SSP7603P30M5R already on it.

The marking in the etched file is real recessed geometry cut into the solid, not a texture or a decal: 677 faces against 102 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:

  • Datasheet: Shanghai Siproin Microelectronics datasheet (9 pp, sha256 3b68c21dd6651bc3, retrieved 2026-08-17, tier: lcsc)
  • Extractor: ds2sf (Claude). Every pin and dimension is cited to a datasheet page; it refuses to fabricate.
  • CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF