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Contents

README

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TMP300BIDCKR

Texas Instruments · Thermostat Switches · SC-70-6

TMP300BIDCKR from Texas Instruments, in a SC-70-6. Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 TSET input Temperature set pin. External resistor RSET (=10·(50+TC)/3 kΩ, with TC in °C) between TSET and GND programs the trip-point temperature.
2 GND power_in Ground reference (0 V) for the device.
3 OUT output Active-low open-drain trip output. Asserts low when the measured temperature exceeds the programmed trip point. Requires an external pull-up resistor to V+ (max V+ + 0.5 V, sink 5 mA typical, VOL ≤ 0.3 V).
4 HYSTSET input Hysteresis select input. Tie to GND for 5°C hysteresis or to V+ for 10°C hysteresis. Logic thresholds: LOW ≤ 0.4 V, HIGH ≥ VS − 0.4 V.
5 VTEMP output Analog temperature output. 10 mV/°C sensitivity, ~750 mV at +25°C. Source impedance ≈ 210 kΩ; drive high-impedance loads only (buffer for ADC input).
6 V+ power_in Positive supply voltage, 1.8 V to 18 V. Quiescent current 110 µA (max). Bypass to GND with a local ceramic capacitor.

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package SC-70-6
Category Sensor
Pins 6

Ordering variants

Same part, different packaging or reel option.

  • TMP300BIDCKR
  • TMP300BIDCKRDCKT
  • TMP300BIDCKRDBV
  • TMP300BIDCKRDBVR
  • TMP300BIDCKRDBVT

CAD (KiCad official)

  • Symbol: TMP300BIDCKR
  • Footprint: Package_TO_SOT_SMD:SOT-363_SC-70-6
  • 3D model: SC-70-6 (KiCad packages3D, STEP)
  • 3D model files: tmp300bidckr-etched.step / tmp300bidckr-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); tmp300bidckr.step / tmp300bidckr.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (22 pp, sha256 4500957b6a34168f, retrieved 2026-08-17, tier: lcsc)
  • Datasheet language: Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.
  • Extractor: ds2sf (Claude). Every pin and dimension is cited to a datasheet page; it refuses to fabricate.
  • CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF