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quality SMD Chip NTC Thermistor R O HNTC0402 104F4250FB Suitable for Mobile Phones Wearables and IoT Sensor Nodes factory
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quality SMD Chip NTC Thermistor R O HNTC0402 104F4250FB Suitable for Mobile Phones Wearables and IoT Sensor Nodes factory
>
Specifications
Resistance @ 25℃:
100kΩ
Power(Watts):
100mW
Pitch:
0.25mm
Operating Temperature:
-40℃~+125℃
Tolerance:
±1%
Steady State Current (Max):
10uA
Thermal Time Constant:
3s
B Constant (25℃/50℃):
4250K
B Constant Tolerance:
±1%
Mfr. Part #:
HNTC0402-104F4250FB
Package:
0402
Key Attributes
Model Number: HNTC0402-104F4250FB
Product Description

Chip NTC Thermistor - HNTC0402 Series

The HNTC0402 Series Chip NTC Thermistor is a leadless, SMD type component designed for high-density mounting. It offers a B constant tolerance of 1% and excellent solderability. With an operating temperature range of -40 to +125, it is RoHS compliant, Lead-Free, and Halogen Free. This thermistor is ideal for applications in consumer electronics (mobile phones, wearable devices, TWS headphones), office automation (printers, facsimiles, word processors), industrial power supplies, medical electronics, and IoT sensor nodes.

Product Attributes

  • Brand: HJC
  • Origin: Zhuhai Hongjiacheng Technology co., Ltd
  • Certifications: RoHS compliant, Lead-Free, Halogen Free

Technical Specifications

ParameterConditionValueUnit
Rated Zero-Power ResistanceTa=250.1100K
B Constant (Material Constant)25/504250K
Permissible Operating CurrentTa=250.10.10mA
Thermal Dissipation ConstantTa=250.11.0mW/
Thermal Time ConstantTa=250.1<3sec
Rated Electric PowerTa=250.1100mW
Operating Temperature Range-40 to +125

Recommended Soldering Conditions

Reflow Soldering Recommendation

ItemCondition
Pre-heat Temperature Min+150
Pre-heat Temperature Max+170
Pre-heat Time9030 secs. ramp up rate 3/sec.
Time above 240 Max20~40 secs
Peak Temperature+26010 secs. Max
Ramp-down Rate Max6/sec.
Time 25 to Peak Temp (TP) Max8 min.
NoteDo not exceed +260

Iron Soldering Recommendation

ItemConditions
Temperature of Soldering Iron-tip280Max
Soldering Time3 secs. Max
Times for iron soldering Max1 time Max
NoteTake care not to apply the tip of the soldering iron to the terminal electrodes.

Reliability Test Items

Test ItemStandardRequirements
Terminal StrengthIEC 60068-2-21No removal or split of the termination or other defects shall occur.
Resistance to FlexureIEC 60068-2-21No visible damage. R25/R25 5%
DroppingIEC 60068-2-32No visible damage.
SolderabilityIEC 60068-2-58No visible damage. Wetting shall exceed 95% coverage.
Resistance to Soldering HeatIEC 60068-2-58No visible damage. R25/R25 5% B/B 2%
Temperature cyclingIEC 60068-2-14No visible damage R25/R25 3% B/B 2%
Resistance to dry heatIEC 60068-2-2No visible damage. R25/R25 5% B/B 2%
Resistance to coldIEC 60068-2- 1No visible damage. R25/R25 5% B/B 2%
Resistance to damp heatIEC 60068-2-78No visible damage. R25/R25 3% B/B 2%
Resistance to high temperature loadIEC 60539-1 5.25.4No visible damage. R25/R25 5% B/B 2%

Physical Dimensions

PartPackageL (mm)W (mm)H (mm)L1 (mm)
04021.000.150.500.150.500.150.250.10

Ordering Information

PACKAGEPart NumberDELIVERY MODEMPQ(PCS)
0402HNTC0402-104F4250FB7''REEL10,000

2508041620_R-O-HNTC0402-104F4250FB_C49247684.pdf

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