component

B59770C0120A070

Public Made by Adom

by adom

TDK Sensors, Transducers, Disc, 13mm Dia x 7.5mm W. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

componentsensors, transducersb59770c0120a070factory-2.0.0extractor-text

Verified B59770C0120A070

by Ray · last 3 Nov 2026 · 1 record · files match
SymbolFootprint3D modelPins

Verification log 1 record

3 Nov 2026RayPublished by the parts factory: tier mfr, 2 pinsfiles match
SymbolFootprint3D modelPinsfor all variants
  • ✓component-page-verify: PASS
  • ✓cad_props: Datasheet, MPN and distributor properties match page.json
  • ✓component: B59770C0120A070 · Disc, 13mm Dia x 7.5mm W · 2 pins
  • ✓copper: 2 copper pads, none touching another net
  • ✓datasheet: unpolarised two-terminal part: pins 1 and 2 by library convention, no names to check
  • •distributor (warn): no ['lcsc'] number
  • ✓family: TDK_B59770
  • ✓files: 7 declared files present
  • ✓hero: docs/hero.png 4000x2500
  • ✓lbr: OK: /tmp/cpv-007ukkxq/x.lbr is a valid EAGLE .lbr with complete deviceset
  • ✓license: CC-BY-SA-4.0
  • ✓models_3d: 2 records
  • •package_fit (skip): no component.package_dims on the page: the model is unchecked against the datasheet drawing
  • ✓pads: 2 pins = 2 pads
  • ✓pose: 2 STEP(s) Z-up, seated, centred
  • ✓symbol: 2 pins agree
  • ✓visibility: public, source open
Evidencedatasheet
Verified files✓ b59770c0120a070.kicad_sym✓ b59770c0120a070.kicad_mod✓ b59770c0120a070.step
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Generated by adom_assets · KiCad file format 20240108
Name Last commit message Last updated
docs Publish 0.1.0 · Ray 1d ago
viewers b59770c0120a070: viewers · Ray 1d ago
b59770c0120a070-etched.glb Publish 0.1.0 · Ray 1d ago
b59770c0120a070-etched.step b59770c0120a070: factory component page (tier=mfr) · Ray 1d ago
b59770c0120a070-hero.glb b59770c0120a070: hero GLB from the etched model (keeps the MPN mark) · Ray 1d ago
b59770c0120a070-hero.overlay.json Publish 0.1.0 · Ray 1d ago
b59770c0120a070.glb Publish 0.1.0 · Ray 1d ago
b59770c0120a070.kicad_mod Publish 0.1.0 · Ray 1d ago
b59770c0120a070.kicad_sym Publish 0.1.0 · Ray 1d ago
b59770c0120a070.lbr Publish 0.1.0 · Ray 1d ago
b59770c0120a070.step Publish 0.1.0 · Ray 1d ago
package.json Publish 0.1.0 · Ray 1d ago
page.json Set visibility: public · Ray 1d ago
README.md Publish 0.1.0 · Ray 1d ago
verification.json Verified: Published by the parts factory: tier mfr, 2 pins · Ray 1d ago

B59770C0120A070

TDK · Sensors, Transducers · Disc, 13mm Dia x 7.5mm W

B59770C0120A070 from TDK, in a Disc, 13mm Dia x 7.5mm W. 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 1 passive One non-polarized terminal of the PTC inrush current limiter, rated Vmax 260 V AC and Vlink,max 370 V DC, with RR 70 Ω ±25% and Tref 120 °C (typ.).
2 2 passive Second non-polarized terminal of the PTC inrush current limiter, rated Vmax 260 V AC and Vlink,max 370 V DC, with RR 70 Ω ±25% and Tref 120 °C (typ.).

Key specifications

Parameter Value
Manufacturer TDK
Package Disc, 13mm Dia x 7.5mm W
Category Sensors, Transducers
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
Rated resistance tolerance ΔRR -25 25 % 3
Rated resistance at rated temperature TR RR 70 Ω Tref = 120 °C 3
Maximum operating voltage (AC) Vmax 260 V AC 3
Maximum link voltage (DC) Vlink,max 370 V DC 3
Operating temperature range Top -40 125 °C V = 0 3
Operating temperature range Top -20 85 °C V = Vmax 3
Operating cycles at Vmax (charging of capacitor) Nc 100000 cycles Operating cycles at Vmax (charging of capacitor) 3
Switching cycles at Vmax (failure mode) Nf 100 cycles Switching cycles at Vmax (failure mode) 3
Reference temperature Tref 120 °C 3
Heat capacity Cth 0.4 J/K 3
Thermal cooling time constant τth 70 s 3
Resistance change, electrical endurance cycling ΔR25/R25 25 % Inrush current limiters: room temperature, Vlink,max applied energy < Cth · (Tref − TA), number of cycles: 100 000 7
Resistance change, electrical endurance constant ΔR25/R25 25 % Storage at Vmax and Top,max (at Vmax), test duration: 1000 h 7
Resistance change, damp heat ΔR25/R25 10 % IEC 60738-1, temperature of air +40 °C, relative humidity 93%, duration 56 days 7
Resistance change, rapid change of temperature ΔR25/R25 10 % T1 = Top,min(0 V), T2 = Top,max (0 V), number of cycles: 5, test duration: 30 min 7
Resistance change, vibration ΔR25/R25 5 % Frequency range 10 to 55 Hz, displacement amplitude 0.75 mm, test duration 3 × 2 h 7
Resistance change, shock ΔR25/R25 5 % Acceleration 500 m/s2, pulse duration 11 ms, 6 x 3 pulses 7
Resistance change, climatic sequence ΔR25/R25 10 % Dry heat T = Top,max (0 V), 16 h; damp heat cycles; cold T = Top,min (0 V), 2 h; tests per IEC 60068-2-30 7

CAD (KiCad official)

  • Symbol: B59770C0120A070
  • Footprint: Adom_Gen:TDK_B59770
  • 3D model: Disc, 13mm Dia x 7.5mm W (KiCad packages3D, STEP)
  • 3D model files: b59770c0120a070-etched.step / b59770c0120a070-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); b59770c0120a070.step / b59770c0120a070.glb are the bare package body.

Provenance

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

  • Datasheet: TDK datasheet (23 pp, sha256 86e749b74c6d8b5d, retrieved 2026-11-03, tier: manufacturer)
  • 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