Product

Varistor, Inductor, NTC Thermistor, Voltage Regulator

NTC Thermistors

Specification

NTC SMD

0201 (0603) SIZE

Part Number Resostamce (25℃) (Ω) B-constant (K) Max. Power Rating (mW) Dissipation Constant (mW/℃) Operating Temp. Range (℃)
25℃/85℃ 25℃/50℃
KWEWTF01-103 □ 3I-N 10000 3435 100 1 - 40~150
KWEWTF01-473 □ 4B-N 47000 4100 100 1 - 40~150
KWEWTF01-683 □ 4E-NA 68000 4250 100 1 - 40~150
KWEWTF01-104 □ 4E-NA 100000 4250 100 1 - 40~150
Remark:
  1. □-Resistance Tolerance: F=±1%, G=±2%, H=±3%, J=±5%, K=±10%
  2. Max. Power Rating: Dissipation Constant x (Max. Operation Temperature - 25℃)
  3. Other specifications are welcome to inquiry, please email to ken@kwg.com.tw



0402 (1005) SIZE

Part Number Resostamce (25℃) (Ω) B-constant (K) Max. Power Rating (mW) Dissipation Constant (mW/℃) Operating Temp. Range (℃)
25℃/85℃
KWEWTF02-102 □ 4B-N 1000 4100 250 2.5 - 40~150
KWEWTF02-202 □ 4K-N 2000 4520 250 2.5 - 40~150
KWEWTF02-103 □ 3I-N 10000 3435 250 2.5 - 40~150
KWEWTF02-103 □ 3R-N 10000 3900 250 2.5 - 40~150
KWEWTF02-103 □ 4B-N 10000 4100 250 2.5 - 40~150
KWEWTF02-473 □ 4A-N 47000 4050 250 2.5 - 40~150
KWEWTF02-683 □ 4C-N 68000 4150 250 2.5 - 40~150
KWEWTF02-104 □ 4A-N 100000 4050 250 2.5 - 40~150
KWEWTF02-473 □ 4F-N 100000 4300 250 2.5 - 40~150
KWEWTF02-474 □ 4A-N 470000 4050 250 2.5 - 40~150
Remark:
  1. □-Resistance Tolerance: F=±1%, G=±2%, H=±3%, J=±5%, K=±10%
  2. Max. Power Rating: Dissipation Constant x (Max. Operation Temperature - 25℃)
  3. Other specifications are welcome to inquiry, please email to ken@kwg.com.tw



0603 (1608) SIZE

Part Number Resostamce (25℃) (Ω) B-constant (K) Max. Power Rating (mW) Dissipation Constant (mW/℃) Operating Temp. Range (℃)
25℃/85℃
KWEWTF03-102 □ 2S-N 1000 2950 350 3.5 - 40~150
KWEWTF03-202 □ 4C-N 2200 3250 350 3.5 - 40~150
KWEWTF03-222 □ 3E 3300 3150 350 3.5 - 40~150
KWEWTF03-332 □ 3C 4700 3340 350 3.5 - 40~150
KWEWTF03-472 □ 3G 5000 3340 350 3.5 - 40~150
KWEWTF02-682 □ 3I 6800 3435 350 3.5 - 40~150
KWEWTF03-103 □ 3I-N 10000 3435 350 3.5 - 40~150
KWEWTF03-103 □ 3K-N 10000 3550 350 3.5 - 40~150
KWEWTF03-103 □ 3T-N 10000 3970 350 3.5 - 40~150
KWEWTF03-223 □ 3R-N 22000 3900 350 3.5 - 40~150
KWEWTF03-473 □ 3S-N 47000 3950 350 3.5 - 40~150
KWEWTF03-473 □ 4A-N 47000 4050 350 3.5 - 40~150
KWEWTF03-503 □ 3S 50000 3950 350 3.5 - 40~150
KWEWTF03-104 □ 3S-N 100000 3950 350 3.5 - 40~150
KWEWTF03-104 □ 4A-N 100000 4050 350 3.5 - 40~150
KWEWTF03-104 □ 4H-N 100000 4400 350 3.5 - 40~150
KWEWTF03-154 □ 4A-N 150000 4000 350 3.5 - 40~150
KWEWTF03-154 □ 4L-N 150000 4600 350 3.5 - 40~150
KWEWTF03-204 □ 4B-N 200000 4055 350 3.5 - 40~150
KWEWTF03-224 □ 3S 220000 3950 350 3.5 - 40~150
KWEWTF03-334 □ 4A-N 330000 4050 350 3.5 - 40~150
KWEWTF03-474 □ 4B 470000 4055 350 3.5 - 40~150
KWEWTF03-564 □ 4B 560000 4100 350 3.5 - 40~150
Remark:
  1. □-Resistance Tolerance: F=±1%, G=±2%, H=±3%, J=±5%, K=±10%
  2. Max. Power Rating: Dissipation Constant x (Max. Operation Temperature - 25℃)
  3. Other specifications are welcome to inquiry, please email to ken@kwg.com.tw



0805 (2012) SIZE

Part Number Resostamce (25℃) (Ω) B-constant (K) Max. Power Rating (mW) Dissipation Constant (mW/℃) Operating Temp. Range (℃)
25℃/85℃
KWEWTF05-202 □ 3E 2000 3250 400 4 - 40~150
KWEWTF05-472 □ 3I 4700 3435 400 4 - 40~150
KWEWTF05-502 □ 3I-N 5000 3435 400 4 - 40~150
KWEWTF05-103 □ 3I-N 10000 3435 400 4 - 40~150
KWEWTF02-103 □ 4B-N 10000 3550 400 4 - 40~150
KWEWTF02-473 □ 4A-N 10000 3970 400 4 - 40~150
KWEWTF02-683 □ 4C-N 22000 3900 400 4 - 40~150
KWEWTF02-104 □ 4A-N 33000 3900 400 4 - 40~150
KWEWTF02-473 □ 4F-N 47000 4000 400 4 - 40~150
KWEWTF02-474 □ 4A-N 50000 4000 400 4 - 40~150
KWEWTF02-474 □ 4A-N 68000 4000 400 4 - 40~150
KWEWTF02-474 □ 4A-N 100000 4000 400 4 - 40~150
KWEWTF02-474 □ 4A-N 200000 3950 400 4 - 40~150
KWEWTF02-474 □ 4A-N 330000 4100 400 4 - 40~150
KWEWTF02-474 □ 4A-N 560000 4100 400 4 - 40~150
Remark:
  1. □-Resistance Tolerance: F=±1%, G=±2%, H=±3%, J=±5%, K=±10%
  2. Max. Power Rating: Dissipation Constant x (Max. Operation Temperature - 25℃)
  3. Other specifications are welcome to inquiry, please email to ken@kwg.com.tw



DT Series
(P/N: KWESDT103H3950FA)

DT Series Thermistor is DO-35 Package, DT Thermistor possesses highly reliable and offers a wide operating range of -40℃~250℃.

Features:

  • Low Cost
  • High Stability
  • Glass sealed body for high reliability

Specifications

Item Symbol Conditions Specification Unit
Resistance at Ta R25 Ta=25℃ 1000 ~ 100000 Ω
B Constant B 25℃/85℃ 3100 ~ 4665 K
Thermal Dissipation Constant C Ta=25℃ 2 mW/℃
Thermal Time Constant T Ta=25℃ 20 sec
Operating Temp. Range - - - 40~250



ER Series
(P/N: KWESER103H3435F-30040SC)

Features:

  • Temperature sensing capability accurate and stable measurement and / or compensation
  • Various wires and housings for different application
Housing Material
AB ABS
AL Aluminum
BR Brass
ER Epoxy Resin
NP Nickle Plate
PS Polyacetal Sleeve
SR Silicon Resin
SS Stainless Steel
TC Tin Copper
TF Thin Film
OT Other

Wire UL Type
A UL1430
B UL1571
C UL3302 HF
D UL2168
E UL2651
F UL1332 Teflon
G UL10362 Teflon
H UL 4469 HF
I 200℃Teflon
J Alloy 150
K UL1685
L UL3302 HF (Twist)
M UL4469 HF (Twist)
P UL2651 HF (Twist)
O Others

Wire Type
S Separate
C Connect
D Differ

Wire Length
0 4 0 40mm
1 1 0 110mm



GS Series
(P/N: KWESGS103H3950FA-2530H1.7)

GS Series Thermistor is a Thermistor with a glass sealed package, this GS Sereis Thermistor possesses highly reliable
and offers a wide operating range of -40℃~250℃

Features:

  • Low Cost
  • High Stability
  • Glass sealed body for high reliability

Specifications

Item Symbol Conditions Specification Unit
Resistance at Ta R25 Ta=25℃ 1000 ~ 100000 Ω
B Constant B 25℃/85℃ 3100 ~ 4665 K
Thermal Dissipation Constant C Ta=25℃ 1 mW/℃
Thermal Time Constant T Ta=25℃ 12 sec
Operating Temp. Range - - - 40~250



HT Series
(P/N: KWENRHT3103F3435FLB32)

HT Series Thermistor is a high-performance thermal sensing device. This HT Thermistor has small B-Value
tolerance and resistance ±0.1℃ temperature can apply for very accurate temperaure control compensation

Features:

  • Low Cost
  • High Stability
  • Temperature sensing and control, compensation, measurement

Specifications

Item Symbol Conditions Specification Unit
Resistance at Ta R25 Ta=25℃ 1000 ~ 100000 Ω
B Constant B 25℃/85℃ 3100 ~ 4665 K
Thermal Dissipation Constant C Ta=25℃ 0.5 ~ 2.0 mW/℃
Thermal Time Constant T Ta=25℃ 15 sec
Operating Temp. Range - - - 40~250



ER Series
(P/N: KWESER103H3435F-30040SC)

Features:

  • Temperature sensing capability accurate and stable measurement and / or compensation
  • Various wires and housings for different application
Housing Material
AB ABS
AL Aluminum
BR Brass
ER Epoxy Resin
NP Nickle Plate
PS Polyacetal Sleeve
SR Silicon Resin
SS Stainless Steel
TC Tin Copper
TF Thin Film
OT Other

Wire UL Type
A UL1430
B UL1571
C UL3302 HF
D UL2168
E UL2651
F UL1332 Teflon
G UL10362 Teflon
H UL 4469 HF
I 200℃Teflon
J Alloy 150
K UL1685
L UL3302 HF (Twist)
M UL4469 HF (Twist)
P UL2651 HF (Twist)
O Others

Wire Type
S Separate
C Connect
D Differ

Wire Length
0 4 0 40mm
1 1 0 110mm



TJ Series
(P/N: KWESTJ103F3435F-025HF)

TJ Series Thermistor is possesses ultra thinness of 500μm and superior electrical insulation.

Features:

  • Suitable for narrow space
  • Fast Thermal Response
  • Elastic and Solder Easily

Specifications

Item Symbol Conditions Specification Unit
Resistance at Ta R25 Ta=25℃ 1000 ~ 100000 Ω
B Constant B 25℃/85℃ 3100 ~ 4665 K
Thermal Dissipation Constant C Ta=25℃ 0.7 mW/℃
Thermal Time Constant T Ta=25℃ 5 sec
Operating Temp. Range - - - 40~100
History
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