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CMFA222J3450HANT

FH Guangdong Fenghua Advanced Tech · NTC Thermistors · 0603

CMFA222J3450HANT from FH Guangdong Fenghua Advanced Tech, in a 0603. 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 electrode (Ag with Ni/Sn plating) at one end of the chip NTC thermistor body; R25 is 2.2 kΩ ±5% (J) and B25/50 is 3450 K, and the thermistor is non-polarized.
2 2 passive Terminal electrode (Ag with Ni/Sn plating) at the opposite end of the chip NTC thermistor body; operating temperature range is -40℃ to +125℃, and the thermistor is non-polarized.

Key specifications

Parameter Value
Manufacturer FH Guangdong Fenghua Advanced Tech
Package 0603
Category Sensors
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
R25 tolerance (code J) △R25 -5 5 % Printed ±% tolerance of R25; J = ±5.0 per part-numbering table 5
B25/50 tolerance (code H) △B25/50 -3 3 % Printed ±% tolerance of B value; H = ±3.0 per part-numbering table 5
Operating temperature range -40 125 ℃ Operating Temperature Range 12
R25 change after resistance to soldering △R25 -5 5 % Dip 260±5℃ solder, immersion depth 10 mm, 10±1 s, preheat 120-150℃ 60 s 12
B-constant change after resistance to soldering △B25/50 -2 2 % Dip 260±5℃ solder, immersion depth 10 mm, 10±1 s, preheat 120-150℃ 60 s 12
R25 change after vibration △R25 -5 5 % Frequency 10Hz-55Hz-10Hz, amplitude 1.52 mm, 2 h per X/Y/Z axis 13
B-constant change after vibration △B25/50 -2 2 % Frequency 10Hz-55Hz-10Hz, amplitude 1.52 mm, 2 h per X/Y/Z axis 13
R25 change after resistance to flexure △R25 -5 5 % PCB bend 0.7 mm for 0603, pressing speed 0.5 mm/s, hold 30 s 13
B-constant change after resistance to flexure △B25/50 -2 2 % PCB bend 0.7 mm for 0603, pressing speed 0.5 mm/s, hold 30 s 13
R25 change after high temperature resistance △R25 -5 5 % 125±2℃, 1000 (+24/-0) h 13
B-constant change after high temperature resistance △B25/50 -2 2 % 125±2℃, 1000 (+24/-0) h 13
R25 change after low temperature resistance △R25 -5 5 % -40±2℃, 1000 (+24/-0) h 14
B-constant change after low temperature resistance △B25/50 -2 2 % -40±2℃, 1000 (+24/-0) h 14
R25 change after static humidity heat △R25 -5 5 % 90-95% RH, 60±2℃, 1000 (+24/-0) h 14
B-constant change after static humidity heat △B25/50 -2 2 % 90-95% RH, 60±2℃, 1000 (+24/-0) h 14
R25 change after thermal shock △R25 -5 5 % 32 cycles without load, -40℃ / +125℃, 30±3 min dwell, 5±3 min room temp 14
B-constant change after thermal shock △B25/50 -2 2 % 32 cycles without load, -40℃ / +125℃, 30±3 min dwell, 5±3 min room temp 14
Hand-soldering iron temperature 350 ℃ Iron soldering; iron tip must not touch ceramic body 17
Hand-soldering iron power 30 W Iron soldering at 350℃ 17
Hand-soldering contact time 5 s Iron soldering; printed as < 5 S 17
Zero-power resistance R25 R25 2.2 KΩ Zero power resistance at 25℃; part CMFA222J3450HANT 7
B value (B25/50) B25/50 3450 K B25/50 as printed for this part (B temperature code A) 7

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 silver Terminal electrode 银层 Ag laye 银Ag 4

CAD (KiCad official)

  • Symbol: CMFA222J3450HANT
  • Footprint: Resistor_SMD:R_0603_1608Metric
  • 3D model: 0603 (KiCad packages3D, STEP)
  • 3D model files: cmfa222j3450hant-etched.step / cmfa222j3450hant-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); cmfa222j3450hant.step / cmfa222j3450hant.glb are the bare package body.

Provenance

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

  • Datasheet: FH Guangdong Fenghua Advanced Tech datasheet (19 pp, sha256 91d9bb07eaf73565, retrieved 2026-10-18, 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: 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