NTC Thermistor SMD Type 0805, 0603, 0402, for Temperature Compensation Sensing

SMD NTC Thermistor

SMD NTC Thermistor

SMD NTC Thermistor Features:

1. Size 0402, 0603, 0805.
2. Wide resistance range.
3. Superior solderability and resistance to soldering heat.
4. Wave or reflow soldering possible.
5. Low floating Capacitance(less 3pF),Can be use (using TCXO) in the high frequency region, Fast Response.
6. Operating Temperature Range –40–+125℃

SMD NTC Thermistor Application:

1 Temperature compensation of IC. LCD, transistor, crystal oscillator of mobile communications equipment
2. Temperature sensor for rechargeable batteries
3. Temperature compensation and sensing of car audio equipment (CD, MD, Tuner)
4. Temperature sensor for CPU
5. Temperature compensation of several kinds of circuits

SMD NTC Thermistors Outlook and Dimension

SMD NTC Thermistors Dimension Structure

SMD NTC Thermistors Dimension Structure

SizeL1WHmax.L2, L3 min
0402 (1005).04±.006 (1.0±0.15).02±.004 (0.5±0.10).024 (0.60).004 (0.10)
0603 (1608).063±.006 (1.6±0.15).031±.006 (0.8±0.15).037 (0.95).004 (0.10)
0805 (2012).08±.008 (2.0±0.20).05±.008 (1.25±0.2).05 (1.25).006 (0.15)

SMD NTC Thermistors Data Sheet

SeriesPart No.Resistance at 25℃ (R25)Beta ValueMax Rated PowerDissipation FactorThermal Time Constant
Value (KΩ)Tolerance (%)Value (K)Tolerance (%)
SMD 0402SMD0402-R103□B338010KF: 1%
G: 2%
H: 3%
J: 5%
K:10%
B25/50:33801%
2%
3%
100mW1mw/℃≤3 sec
SMD0402-R103□B343510KB25/85:3435
SMD0402-R103□B395010KB25/50:3950
SMD0402-R473□B405047KB25/50:4050
SMD0402-683□B395068KB25/50:3950
SMD0402-104□B4100100KB25/50:4100
SMD0402-104□B4360100KB25/50:4360
SMD 0603SMD0603-R103□B338010KB25/50:3380200mW2mw/℃≤3 sec
SMD0603-R103□B343510KB25/85:3435
SMD0603-R103□B395010KB25/50:3950
SMD0603-R473□B405047KB25/50:4050
SMD0603-683□B395068KB25/50:3950
SMD0603-104□B4100100KB25/50:4100
SMD0603-104□B4360100KB25/50:4360
SMD 0805SMD0805-R103□B338010KB25/50:3380300mW3mw/℃≤5 sec
SMD0805-R103□B343510KB25/85:3435
SMD0805-R103□B395010KB25/50:3950
SMD0805-R473□B405047KB25/50:4050
SMD0805-683□B395068KB25/50:3950
SMD0805-104□B4100100KB25/50:4100
SMD0805-104□B4360100KB25/50:4360

Reliability Test

Test ItemStandardTest Condition/MethodsSpecification
SolderabilityIEC60068-2-20Soldering temperature: 235±5℃, Immersion time: 5±0.5 secondsAt least 95% of terminal electrode is covered by new solder
Resistance to soldering heatIEC60068-2-20Soldering temperature: 260±5℃, Immersion time: 10±0.5 seconds,
Preheating temperature: 150±5℃, Preheating time: 3 minutes
No visible damage │ΔR25/R25│≤3%
Storage in dry heatIEC 60068-2-2Storage at upper category temperature: 125oC,  Time:
1000hours
No visible damage │ΔR25/R25│≤3%
Storage in damp heatIEC 60068-2-3Temperature: 60±2℃, Humidity of air: 90–95%, Time: 1000hoursNo visible damage │ΔR25/R25│≤3%
Rapid temperature cyclingIEC 60068-2-141. -40C/20 minutes
2. 30C/15minutes
3. 100C/30 minutes
4. 30C/15minutes.
Number of cycles: 5 Cycles
No visible damage │ΔR25/R25│≤3%

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