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Contents

README

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YC124-FR-0756KL

YAGEO · Resistor Networks, Arrays · 0402x4

YC124-FR-0756KL from YAGEO, in a 0402x4. 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 R1_A passive Terminal 1 of isolated resistor R1, paired with pin 8; R1=R2=R3=R4 per the Fig. 11 schematic.
2 R2_A passive Terminal 1 of isolated resistor R2, paired with pin 7; R1=R2=R3=R4 per the Fig. 11 schematic.
3 R3_A passive Terminal 1 of isolated resistor R3, paired with pin 6; R1=R2=R3=R4 per the Fig. 11 schematic.
4 R4_A passive Terminal 1 of isolated resistor R4, paired with pin 5; R1=R2=R3=R4 per the Fig. 11 schematic.
5 R4_B passive Terminal 2 of isolated resistor R4, paired with pin 4; R1=R2=R3=R4 per the Fig. 11 schematic.
6 R3_B passive Terminal 2 of isolated resistor R3, paired with pin 3; R1=R2=R3=R4 per the Fig. 11 schematic.
7 R2_B passive Terminal 2 of isolated resistor R2, paired with pin 2; R1=R2=R3=R4 per the Fig. 11 schematic.
8 R1_B passive Terminal 2 of isolated resistor R1, paired with pin 1; R1=R2=R3=R4 per the Fig. 11 schematic.

Key specifications

Parameter Value
Manufacturer YAGEO
Package 0402x4
Category Resistors
Pins 8

Electrical characteristics

Limits from the LCSC catalog entry for this part (page.json metadata.characteristics carries them as data).

Parameter Symbol Min Typ Max Unit Conditions Page
Resistance 56 kΩ nominal, catalog attribute (LCSC C728748) catalog
Tolerance -1 1 % catalog attribute (LCSC C728748) catalog
Rated power 62.5 mW catalog attribute (LCSC C728748) catalog
Temperature coefficient TCR -200 200 ppm/°C catalog description (LCSC C728748) catalog

CAD (KiCad official)

  • Symbol: YC124-FR-0756KL
  • Footprint: Resistor_SMD:R_Array_Convex_4x0402
  • 3D model: 0402x4 (KiCad packages3D, STEP)
  • 3D model files: yc124-fr-0756kl-etched.step / yc124-fr-0756kl-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); yc124-fr-0756kl.step / yc124-fr-0756kl.glb are the bare package body.

Provenance

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

  • Datasheet: YAGEO datasheet (12 pp, sha256 5bdf9b18c106780d, retrieved 2026-10-16, 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