SMD

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  • There are 5 kinds of SMD size (1206/0805/0603/0402/0201).
  • Excellent solder ability
  • RoHS Compliance
  • High precision and various resistances and B values
  • High stability
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SMD CHIP DIMENSION

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ITEM

L(mm)

W(mm)

T(mm)

L1(mm)

0201 (0603) 0.60 ± 0.03 0.30 ± 0.03 0.30 ± 0.03 0.15± 0.05
0402 (1005) 1.00 ± 0.10 0.50 ± 0.10 0.40 ± 0.20 0.15 ~ 0.30
0603 (1608) 1.60 ± 0.15 0.80 ± 0.15 0.70 ± 0.25 0.20 ~ 0.50
0805 (2012) 2.00 ± 0.20 1.25 ± 0.20 0.90 ± 0.30 0.20 ~ 0.60
1206 (3216) 3.20 ± 0.20 1.60 ± 0.20 0.90 ± 0.30 0.25 ~ 0.60
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SMD CHIP STRUCTURE

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ORDERING INFORMATION

EWTF 03 103 J 3I N
SMD NTC Series Code:
EWTF : Lead Free
Chip Size ( L x W ) :
01 (0201) – 0.6 x 0.3mm
02 (0402) – 1.0 x 0.5 mm
03 (0603) – 1.6 x 0.8 mm
05 (0805) – 2.0 x 1.25 mm
06 (1206) – 3.2 x 1.6 mm
Resistance at 25°C :
102 = 10×10² = 1,000Ω
103 = 10×10³ = 10,000Ω
104 = 10×10⁴ = 100,000Ω
Resistance Tolerance :
F=±1%
G=±2%
H=±3%
J =±5 %
K=±10%
B Value (K) :3I = 3435 ( 3000 + 435 ) Coating Color:
Blank = Blue
N = New Color (Black)
1:1000 C:101~150 I:401~450 O:701~750
2:2000 D:151~200 J:451~500 P:751~800
3:3000 E:201~250 K:501~550 Q:801~850
4:4000 F:251~300 L:551~600 R:851~900
A:0~50 G:301~350 M:601~650 S:901~950
B:51~100 H:351~400 N:651~700 T:951~999
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SPECIFICATION 0201(0603)

Part Number Resistance(25°C)(Ω) B-constant(25°C/85°C)(K) B-constant(25°C/50°C)(K) Maximum Power Rating(mW) Dissipation Constant(mW/°C) Operating Temp. Range(°C)
EWTF01-103□3I-N 10,000

3435

100 1 -40~125

EWTF01-473□4B-N

47,000

4100

EWTF01-683□4E-NA

68,000

4250

EWTF01-104□4E-NA

100,000

4250

Remark:
1. □ – Resistance Tolerance : F=±1% ; G=±2% ; H=±3% ; J =±5 % ; K=±10%.
2. Maximum Power Rating = Dissipation Constant × ( Max. Operation Temperature – 25°C).
※ Please inquire to our sales for other specifications

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SPECIFICATION 0402(1005)

Part Number Resistance(25°C) (Ω) B-constant(25°C/85°C) (K) Maximum Power Rating(mW) Dissipation Constant(mW/°C) Operating Temp. Range(°C)
EWTF02-102□4B-N 1,000 4100 250 2.5 -40~125
EWTF02-202□4K-N 2,000 4520
EWTF02-103□3I-N 10,000 3435
EWTF02-103□3R-N 10,000 3900
EWTF02-103□4B-N 10,000 4100
EWTF02-473□4A-N 47,000 4050
EWTF02-683□4C-N 68,000 4150
EWTF02-104□4A-N 100,000 4050
EWTF02-104□4F-N 100,000 4300
EWTF02-474□4A-N 470,000 4050

Remark:
1. □ – Resistance Tolerance : F=±1% ; G=±2% ; H=±3% ; J =±5 % ; K=±10%.
2. Maximum Power Rating = Dissipation Constant × ( Max. Operation Temperature – 25°C).
※ Please inquire to our sales for other specifications

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SPECIFICATION 0603(1608)

Part Number Resistance(25°C) (Ω) B-constant(25°C/85°C) (K) Maximum Power Rating(mW) Dissipation Constant(mW/°C) Operating Temp. Range(°C)
EWTF02-102□4B-N 1,000 2950 350 3.5 -40~125
EWTF03-202□4C-N 2,000 4150
EWTF03-332□3C 3,300 3150
EWTF03-332□3F-N 3,300 3300
EWTF03-472□3G-N 4,700 3340
EWTF03-502□3G-N 5,000 3340
EWTF03-682□3I-N 6,800 3435
EWTF03-103□3I-N 10,000 3435
EWTF03-103□3K-N 10,000 3550
EWTF03-103□3T-N 10,000 3970
EWTF03-223□3R-N 22,000 3900
EWTF03-473□3S-N 47,000 3950
EWTF03-473□4A-N 47,000 4050
EWTF03-503□4A-N 50,000 4000
EWTF03-104□3S-N 100,000 3950
EWTF03-104□4A-N 100,000 4050
EWTF03-104□4H-N 100,000 4400
EWTF03-154□4L-N 150,000 4600
EWTF03-204□4B-N 200,000 4055
EWTF03-224□4B-N 220,000 4055
EWTF03-334□4B-N 330,000 4100
EWTF03-474□4B-N 470,000 4100
EWTF03-564□4B-N 560,000 4100

Remark:
1. □ – Resistance Tolerance : F=±1% ; G=±2% ; H=±3% ; J =±5 % ; K=±10%.
2. Maximum Power Rating = Dissipation Constant × ( Max. Operation Temperature – 25°C).
※ Please inquire to our sales for other specifications

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SPECIFICATION 0805(2012)

Part Number Resistance(25°C) (Ω) B-constant(25°C/85°C) (K) Maximum Power Rating(mW) Dissipation Constant(mW/°C) Operating Temp. Range(°C)
EWTF05-472□3I-N 4,700 3435 400 4 -40~125
EWTF05-502□3I-N 5,000 3435
EWTF05-103□3I-N 10,000 3435
EWTF05-103□3K-N 10,000 3550
EWTF05-103□3T-N 10,000 3970
EWTF05-223□3R-N 22,000 3900
EWTF05-473□4A-N 47,000 4000
EWTF05-503□4A-N 50,000 4000
EWTF05-104□4A-N 100,000 4000
EWTF05-204□4B-N 200,000 4100

Remark:
1. □ – Resistance Tolerance : F=±1% ; G=±2% ; H=±3% ; J =±5 % ; K=±10%.
2. Maximum Power Rating = Dissipation Constant × ( Max. Operation Temperature – 25°C).
※ Please inquire to our sales for other specifications