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1TD125AHNS018

Public Made by Adom

by adom

KDS Daishinku Crystals, DT-26. Unpolarised two-terminal part: the datasheet prints no pin numbers, so pins 1 and 2 follow the library convention, KiCad symbol/footprint/3D.

componentcrystals-oscillators-resonators1td125ahns018factory-2.0.0extractor-text
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3D Model

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Symbol & Footprint

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PCB Footprint

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Datasheet

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Contents

README

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1TD125AHNS018

KDS Daishinku · Crystals · DT-26

1TD125AHNS018 from KDS Daishinku, in a DT-26. 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 Terminal 1 of a two-terminal crystal; either orientation.
2 2 passive Terminal 2 of a two-terminal crystal; either orientation.

Key specifications

Parameter Value
Manufacturer KDS Daishinku
Package DT-26
Category Crystals/Oscillators/Resonators
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
Nominal frequency f0 32.768 kHz measured at +25±2°C 2
Frequency tolerance -5 5 ×10-6 measured at +25±2°C 2
Loading capacitance CL 12.5 pF 2
Equivalent resistance ESR 40 kΩ Series 2
Parabolic curvature constant -4 ×10-8 / °C2 printed as - 4.0 × 10-8 / °C2 max. 2
Insulation resistance 500 MΩ D.C. 100V, lead to lead and lead to case 2
Operating temperature range -10 60 °C 2
Storage temperature range -20 80 °C 2
Aging -5 5 ×10-6 / Year 2
Recommended drive level 1 µW drive level less than 1.0µW recommended 7
Drive level guarantee limit 2 µW original characteristics cannot be guaranteed when more than 2.0µW 7
Lead soldering temperature (5 s) 280 °C 5s max. at the leads 7
Lead soldering temperature (10 s) 260 °C 10s max. at the leads 7
Vibration resistance frequency change f0 -3 3 ×10-6 30~120Hz, 3G, 20 min, X,Y,Z 4
Shock resistance frequency change f0 -3 3 ×10-6 Free drops from 75cm, 3 times 4
Soldering heat resistance frequency change f0 -3 3 ×10-6 +245±5°C for 3s 4
High temperature storage frequency change f0 -3 3 ×10-6 +70°C × 24h 4
Low temperature storage frequency change f0 -3 3 ×10-6 -30°C × 24h 4
Moisture storage frequency change f0 -3 3 ×10-6 +40°C × 24h in 90 % relative humidity 4

Materials and finish

As the datasheet states them (page.json metadata.appearance; the 3D model's colours follow it).

Part Material Colour / plating Datasheet says Page
contacts tin (5) Lead terminal Kovar Sn plating This is a sketch of inside construction. 6
shell tin (4) Shell 42 alloy Sn plating (5) Lead terminal Kovar Sn plating 6

CAD (KiCad official)

  • Symbol: 1TD125AHNS018
  • Footprint: Crystal:Crystal_DS26_D2.0mm_L6.0mm_Vertical
  • 3D model: DT-26 (KiCad packages3D, STEP)
  • 3D model files: 1td125ahns018-etched.step / 1td125ahns018-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); 1td125ahns018.step / 1td125ahns018.glb are the bare package body.

Provenance

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

  • Datasheet: KDS Daishinku datasheet (8 pp, sha256 ``, retrieved 2026-10-22, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins, primary crystal numbering (convention), consensus off (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