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Contents

README

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CAY10-104J4LF

BOURNS · Resistor Networks, Arrays · 0402x4

CAY10-104J4LF from BOURNS, 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 One terminal of isolated resistor R1, paired with pin 8; 0.0625 W per resistor at 70 °C, max working voltage 25 V.
2 R2_A passive One terminal of isolated resistor R2, paired with pin 7; 0.0625 W per resistor at 70 °C, max working voltage 25 V.
3 R3_A passive One terminal of isolated resistor R3, paired with pin 6; 0.0625 W per resistor at 70 °C, max working voltage 25 V.
4 R4_A passive One terminal of isolated resistor R4, paired with pin 5; 0.0625 W per resistor at 70 °C, max working voltage 25 V.
5 R4_B passive Other terminal of isolated resistor R4, paired with pin 4; max overload voltage 50 V.
6 R3_B passive Other terminal of isolated resistor R3, paired with pin 3; max overload voltage 50 V.
7 R2_B passive Other terminal of isolated resistor R2, paired with pin 2; max overload voltage 50 V.
8 R1_B passive Other terminal of isolated resistor R1, paired with pin 1; max overload voltage 50 V.

Key specifications

Parameter Value
Manufacturer BOURNS
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 100 kΩ nominal, catalog attribute (LCSC C1731039) catalog
Tolerance -5 5 % catalog attribute (LCSC C1731039) catalog
Rated power 62.5 mW catalog attribute (LCSC C1731039) catalog
Temperature coefficient TCR -200 200 ppm/°C catalog description (LCSC C1731039) catalog

CAD (KiCad official)

  • Symbol: CAY10-104J4LF
  • Footprint: Resistor_SMD:R_Array_Convex_4x0402
  • 3D model: 0402x4 (KiCad packages3D, STEP)
  • 3D model files: cay10-104j4lf-etched.step / cay10-104j4lf-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); cay10-104j4lf.step / cay10-104j4lf.glb are the bare package body.

Provenance

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

  • Datasheet: BOURNS datasheet (4 pp, sha256 c31825ad7cea6d42, retrieved 2026-10-15, 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