33
NIC COMPONENTS CORP. www.niccomp.com www.lowESR.com www.RFpassives.com www.SMTmagnetics.com
Current Sensing Chip Resistors NCST Series
*Available with a ±100ppm (E) TCR (100mΩ ~ 1Ω)
FEATURES
• SURFACE MOUNTABLE 0402 ~ 7520 CASE SIZE
• PRECISON TOLERANCE (±1%)
• POWER RATINGS UP TO 3 WATTS
• Pb-FREE REFLOW COMPATIBLE
CHARACTERISTICS
Temperature °C
Power Derating Curve: For operation above 70°C, power rating
must be derated according to the following chart:
0 20 40 60 70 80 100 120 140 160
Percentage of Power Rating
100
80
60
40
30
20
0
155°C
*See Part Number System for Details
Type EIA
Size
Power Rating at
70°C
Resistance
Tolerance
Temperature
Coeffi cient (°C)
Resistance
Range
Resistance
Range (Codes)
Operating
Temp. Range
(°C)
NCST04 0402 1/16W
1% (F)
2% (G)
5% (J)
±200ppm (F) 501mΩ ~ 1ΩR501 ~ 1R00
-55°C ~ +155°C
±300ppm (G) 101mΩ ~ 500mΩR101 ~ R500
±400ppm (H) 50mΩ ~ 100mΩR050 ~ R100
NCST06 0603 1/10W 1% (F)
2% (G)
5% (J)
±200ppm (F) 501mΩ ~ 1ΩR501 ~ 1R00
±300ppm (G) 101mΩ ~ 500mΩR101 ~ R500
NCST10 0805 1/8W ±400ppm (H) 51mΩ ~ 100mΩR051 ~ R100
±600ppm (J) 20mΩ ~ 50mΩR020 ~ R050
NCST12* 1206 1/4W
1% (F)
2% (G)
5% (J)
±200ppm (F) 501mΩ ~ 1ΩR501 ~ 1R00
±300ppm (G) 51mΩ ~ 500mΩR051 ~ R500
NCST50* 2010 3/4W
±400ppm (H) 21mΩ ~ 50mΩR021 ~ R050
NCST100* 2512 1W ±600ppm (J) 10mΩ ~ 20mΩR010 ~ R020
NCST200 0830 2W
2% (G)
5% (J) ±300ppm (G) 1mΩ ~ 4mΩR001 ~ R004
1% (F)
2% (G)
5% (J)
±150ppm (X) 11mΩ ~ 350mΩR011 ~ R350
±200ppm (F) 5mΩ ~ 10mΩR005 ~ R010
NCST300 1225 3W
1% (F)
2% (G)
5% (J)
±100ppm (E) 31mΩ ~ 3.0ΩR031 ~ 1R00
±150ppm (X) 21mΩ ~ 30mΩR021 ~ R030
±200ppm (F) 6mΩ ~ 20mΩR006 ~ R020
±300ppm (G) 3mΩ ~ 5mΩR003 ~ R005
RoHS
Compliant
includes all homogeneous materials
34 NIC COMPONENTS CORP. www.niccomp.com www.lowESR.com www.RFpassives.com www.SMTmagnetics.com
Current Sensing Chip Resistors NCST Series
Item Specifi cation Test Method
Temperature
Coeffi cient of
Resistance
As Specifi ed MIL-STD-202, Method 304
+25/-55/+25/+125/+25°C
Thermal Shock ±0.5% MIL-STD-202, Mehtod 107G
-55°C ~ +150°C, 100 cycles
Short Time
Overload ±0.5%
JIS-C-5202-5.5
RCWV x 2.5 or Max.
Overloading Voltage for 5
sec.
Dielectric
Withstanding
Voltage
by Type
MIL-STD-202F Method 301
Apply Max. Overload
Voltage for 1 minute
Insulation
Resistance >1000MΩMIL-STD-202F Method 302
Apply 100Vdc for 1 minute
Resistance
to dry heat ±0.5% JIS-C-5202-7.2
96 hrs @ 155°C without load
Load Life ±1%
MIL-STD-202 Method 108
RCWV @ 70°C, cycles of 1.5
hours ON, 0.5 hrs OFF
for 1,000 ~ 1,048 hrs
Resistance to
Soldering Heat ±0.5%
MIL-STD-202F Method 210E
260°C ±5°C for
10 sec. ±1 sec.
Humidity
(Steady State) ±0.5%
MIL-STD-202 Method 103B
40°C, 90 ~ 95% RH, RCWV
1.5 hours ON, 0.5 hours
OFF, total 1000 ~ 1048 hours
Low Temperature
Operation ±0.5%
JIS-C-5202-7.1
1 hour -65°C followed by 45
minutes of RCWV
Solderability 95% min.
coverage
MIL-STD-202F Method 208H
245°C ±5°C for 5 sec. ±0.5
sec.
Bending Strength As Specifi ed
JIS-C-5202-6.1.4
Bending Amplitude 3mm for
10 seconds
ENVIRONMENTAL CHARACTERISTICS
PART NUMBER SYSTEM
NCST10 F R501 F TR F
RoHS compliant
Packaging: TR = Tape & Reel
TCR Code: E=100ppm, X=150ppm, F=200ppm,
G=300ppm, H=400ppm, J=600ppm
Resistance Code: See examples
Tolerance Code: J=5%, G=2%, F=1%
Series and Size
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NIC COMPONENTS CORP. www.niccomp.com www.lowESR.com www.RFpassives.com www.SMTmagnetics.com
Available
Value Range Part Number Resistance
Value (mΩ)
Available
TCR
0402
Size
1/16W
50mΩ ~ 100mΩ
NCST04 * R050HTRF 50
±400ppm (H)
NCST04 * R050HTRF 100
101mΩ ~ 500mΩ
NCST04 * R101GTRF 101
±300ppm (G)
NCST04 * R501FTRF 500
501mΩ ~ 1.0Ω
NCST04 * R501FTRF 501
±200ppm (F)
NCST04 * 1R00FTRF 1,000
Available
Value Range Part Number Resistance
Value (mΩ)
Available
TCR
0603
Size
1/10W
20mΩ ~ 50mΩ
NCST06 * R020JTRF 20
±600ppm (J)
NCST06 * R050JTRF 50
51mΩ ~ 100mΩ
NCST06 * R051HTRF 51
±400ppm (H)
NCST06 * R100HTRF 100
101mΩ ~ 500mΩ
NCST06 * R101GTRF 101
±300ppm (G)
NCST06 * R500GTRF 500
501mΩ ~ 1.0Ω
NCST06 * R501FTRF 501
±200ppm (F)
NCST06 * 1R00FTRF 1,000
Available
Value Range Part Number Resistance
Value (mΩ)
Available
TCR
0805
Size
1/8W
20mΩ ~ 50mΩ
NCST10 * R020JTRF 20
±600ppm (J)
NCST10 * R050JTRF 50
51mΩ ~ 100mΩ
NCST10 * R051HTRF 51
±400ppm (H)
NCST10 * R100HTRF 100
101mΩ ~ 500mΩ
NCST10 * R101GTRF 101
±300ppm (G)
NCST10 * R500GTRF 500
501mΩ ~ 1.0Ω
NCST10 * R501FTRF 501
±200ppm (F)
NCST10 * 1R00FTRF 1,000
Available
Value Range Part Number Resistance
Value (mΩ)
Available
TCR
1206
Size
1/4W
10mΩ ~ 20mΩ
NCST12 * R010JTRF 10
±600ppm (J)
NCST12 * R020JTRF 20
21mΩ ~ 50mΩ
NCST12 * R021HTRF 21
±400ppm (H)
NCST12 * R050HTRF 50
51mΩ ~ 500mΩ
NCST12 * R051GTRF 51
±300ppm (G)
NCST12 * R500GTRF 51
501mΩ ~ 1.0Ω
NCST12 * R501FTRF 501
±200ppm (F)
NCST12 * 1R00FTRF 1,000
100mΩ ~ 1.0Ω
NCST12 * R100ETRF 100
±100ppm (E)
NCST12 * 1R00ETRF 1,000
AVAILABLE VALUES AND PART NUMBERS
*Tolerance Codes: 1% (F), 2% (G) or 5% (J)
Current Sensing Chip Resistors NCST Series
36 NIC COMPONENTS CORP. www.niccomp.com www.lowESR.com www.RFpassives.com www.SMTmagnetics.com
Current Sensing Chip Resistors NCST Series
*Tolerance Codes: 1% (F), 2% (G) or 5% (J)
Available
Value Range Part Number Resistance
Value (mΩ)
Available
TCR
2010
Size
3/4W
10mΩ ~ 20mΩ
NCST50 * R010JTRF 10
±600ppm (J)
NCST50 * R020JTRF 20
21mΩ ~ 50mΩ
NCST50 * R021HTRF 21
±400ppm (H)
NCST50 * R050HTRF 50
51mΩ ~ 500mΩ
NCST50 * R051GTRF 51
±300ppm (G)
NCST50 * R500GTRF 500
501mΩ ~ 1.0Ω
NCST50 * R501FTRF 501
±200ppm (F)
NCST50 * 1R00FTRF 1,000
100mΩ ~ 1.0Ω
NCST50 * R100ETRF 100
±100ppm (E)
NCST50 * 1R00ETRF 1,000
Available
Value Range Part Number Resistance
Value (mΩ)
Available
TCR
2512
Size
1W
10mΩ ~ 20mΩ
NCST100 * R010JTRF 10
±600ppm (J)
NCST100 * R020JTRF 20
21mΩ ~ 50mΩ
NCST100 * R021HTRF 21
±400ppm (H)
NCST100 * R050HTRF 50
51mΩ ~ 500mΩ
NCST100 * R051GTRF 51
±300ppm (G)
NCST100 * R500GTRF 500
501mΩ ~ 1.0Ω
NCST100 * R501FTRF 501
±200ppm (F)
NCST100 * 1R00FTRF 1,000
100mΩ ~ 1.0Ω
NCST100 * R100ETRF 100
±100ppm (E)
NCST100 * 1R00ETRF 1,000
AVAILABLE VALUES AND PART NUMBERS
Available
Value Range Part Number Resistance
Value (mΩ)
Available
TCR
0830
Size
2W
1mΩ ~ 4mΩ
NCST200 * R001GTRF 1
±300ppm (G)
NCST200 * R004GTRF 4
5mΩ ~ 10mΩ
NCST200 * R005FTRF 5
±200ppm (F)
NCST200 * R010FTRF 10
11mΩ ~ 350mΩ
NCST200 * R011XTRF 51
±150ppm (X)
NCST200 * R350XTRF 500
Available
Value Range Part Number Resistance
Value (mΩ)
Available
TCR
1225
Size
3W
3mΩ ~ 5mΩ
NCST300 * R003GTRF 3
±300ppm (G)
NCST300 * R005GTRF 5
6mΩ ~ 20mΩ
NCST300 * R006FTRF 6
±200ppm (F)
NCST300 * R020FTRF 20
21mΩ ~ 30mΩ
NCST300 * R021XTRF 21
±150ppm (X)
NCST300 * R030XTRF 30
31mΩ ~ 3.0Ω
NCST300 * R031ETRF 31
±100ppm (E)
NCST300 * 3R00ETRF 3,000
37
NIC COMPONENTS CORP. www.niccomp.com www.lowESR.com www.RFpassives.com www.SMTmagnetics.com
Current Sensing Chip Resistors NCST Series
DIMENSIONS (mm)
B
A
C
AB C
NCST04 0.50 0.50 0.60 ±0.2
NCST06 0.70 0.80 0.90 ±0.2
NCST10 1.00 1.00 1.35 ±0.2
NCST12 1.15 2.00 1.70 ±0.2
NCST50 1.40 3.60 2.40 ±0.2
NCST100 1.60 4.90 3.00 ±0.2
NCST200 2.00 1.20 7.60 ±0.2
NCST300 2.00 2.00 7.60 ±0.2
LAND PATTERN DIM. (mm)
L
W
T
P1
R100
P2
L
W
T
P1
P2
Type Case Size Length
(L)
Width
(W)
Thickness
(T)
TerminatIon Width
(P1)
TerminatIon Width
(P2)
NCST04 0402 1.00 ±0.05 0.50 ±0.05 0.32 ±0.05 0.25 ±0.10 0.20 ±0.10
NCST06 0603 1.60 ±0.10 0.80 ±0.10 0.45 ±0.10 0.30 ±0.20 0.30 ±0.20
NCST10 0805 2.00 ±0.10 1.25 ±0.10 0.50 ±0.10 0.30 ±0.20 0.30 ±0.20
NCST12 1206 3.05 ±0.15 1.55 ±0.15 0.60 ±0.10 0.50 ±0.20 0.40 ±0.20
NCST50 2010 5.00 ±0.20 2.45 ±0.15 0.60 ±0.10 0.60 ±0.30 0.50 ±0.25
NCST100 2512 6.35 ±0.20 3.15 ±0.15 0.60 ±0.10 0.60 ±0.30 0.50 ±0.25
NCST200 0830 2.00 ±0.20 7.50 ±0.30 0.60 ±0.10 0.40 ±0.20 0.40 ±0.20
NCST300 1225 3.10 ±0.15 6.30 ±0.15 0.90 ±0.15 0.60 ±0.30 0.55 ±0.25
Case Sizes
0402, 0603, 0805, 1206, 2010 & 2512
Case Sizes
1225 & 7520
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EMBOSSED PLASTIC CARRIER DIMENSIONS (mm)
F
D0
P
T
K
W
E
B
A
P0
B
C
W
A
REEL DIMENIONS (mm) AND QUANTITY
Type A B W F K E P1P2P0φDoT
NCST50 2.85 ±0.10 5.45 ±0.10 12.0
±0.10
5.50
±0.05
1.00
±0.20
1.75
±0.10
4.00
±0.05
2.00
±0.05
4.00
±0.05
1.50
±0.05
0.80
±0.10
NCST100 3.40 ±0.20 6.65 ±0.10
NCST200 2.50 ±0.20 8.30 ±0.20 16.0
±0.30
7.80
±0.05
1.50
±0.10
NCST300 3.38 ±0.10 6.68 ±0.10 12.0
±0.10
5.50
±0.05
1.45
±0.20
Type A B C W Quantity
NCST04
178
±1.0
60
+0.5
13
±0.20
9.0
±0.50
10,000
NCST06
5,000NCST10
NCST12
NCST50 13.2
±1.50 4,000
NCST100
NCST200 17
±0.50 2,000
NCST300 13.2
±1.50 2,000
Current Sensing Chip Resistors NCST Series
F
∅ Do
P1
T
W
A
B
Component
P0
P2
Forward Direction
E
PAPER CARRIER TAPE DIMENSIONS (mm)
Type A B W F E P1P2P0φDT
NCST04 0.67 ±0.03 1.15 ±0.03
8.00
±0.10
3.50
±0.05
1.75
±0.05
2.00 ±0.05
2.00
±0.05
4.00
±0.10
1.55
±0.05
0.40 ±0.03
NCST06 1.10 ±0.05 1.90 ±0.05
4.00 ±0.10
0.60 ±0.03
NCST10 1.60 ±0.05 2.37 ±0.05 0.75 ±0.05
NCST12 2.00 ±0.05 3.55 ±0.05
