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CD4148WTP

Public Made by Adom

by adom

YONGYUTAI Switching Diodes, 0603. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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cd4148wtp-hero.glb cd4148wtp: hero GLB from the etched model (keeps the MPN mark) · Ray 11d ago
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CD4148WTP

YONGYUTAI · Switching Diodes · 0603

CD4148WTP from YONGYUTAI, in a 0603. 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 K passive Cathode terminal, identified by the marking band on the 0603 chip body; VRRM 75 V, IF(AV) 100 mA.
2 A passive Anode terminal, the unmarked end of the 0603 chip; forward voltage 1.0 V max at IF=10 mA and 1.25 V max at IF=100 mA.

Key specifications

Parameter Value
Manufacturer YONGYUTAI
Package 0603
Category Diodes
Pins 2

Electrical characteristics

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

Parameter Symbol Min Typ Max Unit Conditions Page
Forward Voltage at IF=10mA VF 1 V IF=10mA 2
Forward Voltage at IF=100mA VF 1.25 V IF=100mA 2
Leakage Current at VR=20V IR 0.025 uA VR=20V 2
Leakage Current at VR=75V IR 5 uA VR=75V 2
Capacitance Ctot 4 pF VR=0V, f=1MHz 2
Reverse Recovery Time trr 4 ns IF=IR=10mA, RL=100Ω 2
Repetitive Peak Reverse Voltage VRRM 75 V 2
Average rectified current IF(AV) 100 mA sin half wave rectification with resistive load 2
Repetitive Peak Forward Current IFRM 200 mA Tamb=25°C 2
Non-Repetitive Surge Forward Current IFSM 400 mA t<1s and Tj=25°C 2
Non-Repetitive Surge Forward Current IFSM 800 mA t≤8.3ms and Tj=25°C 2
Forward Power Dissipation 200 mW 1
Junction Temperature Tj 150 °C 1
Operating & Storage Temperature range Tstg -55 150 °C 1
Power derating above 25°C Ptot 1.6 mW/°C 1
Thermal Resistance Junction to Ambient air RθJA 375 °C/W 1

CAD (KiCad official)

  • Symbol: CD4148WTP
  • Footprint: Diode_SMD:D_0603_1608Metric
  • 3D model: 0603 (KiCad packages3D, STEP)
  • 3D model files: cd4148wtp-etched.step / cd4148wtp-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); cd4148wtp.step / cd4148wtp.glb are the bare package body.

Provenance

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

  • Datasheet: YONGYUTAI datasheet (6 pp, sha256 784917ab5932d8dd, retrieved 2026-10-14, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-sonnet-5-5 (text+vision), consensus claude-opus-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