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Contents

README

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CAT10-104J4LF

BOURNS · Resistor Networks, Arrays · 0402x4

CAT10-104J4LF 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 Terminal of isolated resistor 1, paired with pin 8; 0.0625 W per resistor at 70 °C, max working voltage 25 V.
2 R2_A passive Terminal of isolated resistor 2, paired with pin 7; 0.0625 W per resistor at 70 °C, max working voltage 25 V.
3 R3_A passive Terminal of isolated resistor 3, paired with pin 6; 0.0625 W per resistor at 70 °C, max working voltage 25 V.
4 R4_A passive Terminal of isolated resistor 4, paired with pin 5; 0.0625 W per resistor at 70 °C, max working voltage 25 V.
5 R4_B passive Terminal of isolated resistor 4, paired with pin 4; max overload voltage 50 V.
6 R3_B passive Terminal of isolated resistor 3, paired with pin 3; max overload voltage 50 V.
7 R2_B passive Terminal of isolated resistor 2, paired with pin 2; max overload voltage 50 V.
8 R1_B passive Terminal of isolated resistor 1, paired with pin 1; max overload voltage 50 V.

Key specifications

Parameter Value
Manufacturer BOURNS
Package 0402x4
Category Resistors
Pins 8

Electrical characteristics

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

Parameter Symbol Min Typ Max Unit Conditions Page
Resistance tolerance (J = ±5 %) -5 5 % MPN suffix J = ±5 % 1
T.C.R. -250 250 ppm/°C Printed ±250 ppm/°C 1
Package power rating 0.25 W Package (4 resistors) @ 70 °C 1
Max. working voltage 25 V Max. working voltage 1
Max. overload voltage 50 V Max. overload voltage 1
Operating temperature range -55 125 °C Operating temperature range; derated to 0 load @ +125 °C 1
Reflow peak temperature (RoHS profile) 260 °C 260 °C peak; max 20 s between 255 °C and 260 °C 2

CAD (KiCad official)

  • Symbol: CAT10-104J4LF
  • Footprint: Resistor_SMD:R_Array_Convex_4x0402
  • 3D model: 0402x4 (KiCad packages3D, STEP)
  • 3D model files: cat10-104j4lf-etched.step / cat10-104j4lf-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); cat10-104j4lf.step / cat10-104j4lf.glb are the bare package body.

Provenance

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

  • Datasheet: BOURNS datasheet (2 pp, sha256 d58ea7e6f915b8fc, retrieved 2026-10-13, 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