Current Sensing Chip Resistors
NCSP Series
FEATURES
RoHS
• SURFACE MOUNTABLE, MOLDED FLAT PACK
• ULTRA LOW VALUES (3mΩ ~ 1Ω)
• EXTEND TEMPERATURE RANGE (+180°C)
Compliant
includes all homogeneous materials
• Pb-FREE REFLOW COMPATIBLE
*See Part Number System for Details
CHARACTERISTICS
Power Rating Resistance
Temperature
Coefficient (°C)
Resistance
Range
Resistance
Range (Codes) Temp. Range (°C)
Operating
Type
Size
at 70°C
Tolerance
NCSP100S 6.3 x 3.2
NCSP100L 7.5 x 4.5
NCSP200 12.5 X 6.0
NCSP300 14.5 X 8.0
0.003Ω ~ 0.200Ω R003 ~ R200
0.003Ω ~ 0.510Ω R003 ~ R510
0.005Ω ~ 1.000Ω R005 ~ 1R00
0.005Ω ~ 1.800Ω R005 ~ 1R80
-55°C ~ +155°C
For Values
0.051Ω ∼ 0.100Ω: ±50ppm
For Values
1 Watt
1% (F)
5% (J)
2 Watt
3 Watt
-55°C ~ +180°C
<0.051Ω and >0.100Ω: ±100ppm
Rated Voltage =
Power rating (Watts) x Resistance (Ohms)
ENVIRONMENTAL SPECIFICATIONS
PART NUMBER SYSTEM
Item
Specification
Test Method
NCSP200 F R051 D TR F
RoHS compliant
Measured from 20°C
through a temperature
range of
Packaging: TR = Tape & Reel
TCR Code: D = ±50ppm
Temperature Coefficient
of Resistance
As Specified
-55°C ~ +125°C
E = ±100ppm
Resistance Code: See characteristics table
Tolerance Code: J=±5% and F=±1%
Applied voltage equivalent
to 2x the rated power
for 10 minutes
Short Time
Overload
∆R < 0.5%
Series
Withstanding Voltage
(Between terminations
and center of component
body)
∆R < 0.2% with
no evidence
of insulation
breakdown
500VAC for 1 minute
100VDC
Insulation Resistance
(Between terminations
and center of component
body)
Power Derating Curve: For operation above 70°C,
power rating must be derated according to the following chart:
>100MΩ
100
80
60
40
20
0
Resistance
to dry heat
260°C ± 5°C
for 10 seconds
∆R < 0.5%
∆R < 0.5%
IR > 20MΩ
No Mechanical
Damage
+40°C, 90~95% RH
for 1,000 hours
Humidity (Steady State)
∆R < 1.0%
Rated power at 70°C
Power on 90 minutes
Power off 30 minutes
Endurance (1,000 hours) No mechanical
damage
0
20 40 60 70 80 100 120 140 160 180
-55°C 30 minutes
+25°C 3 minutes
+155°C 30 minutes
+25°C 3 minutes
NCSP100S
Temperature °C
∆R < 0.5%
Temperature Cycling
No mechanical
155°C
(5 cycles)
damage
∆R < 0.5%
Resistance to
260°C ± 5°C
for 10 seconds
No mechanical
Soldering Heat
DIMENSIONS (mm)
damage
Type
L ± 0.5 W ± 0.3 H ± 0.3 T1 ± 0.3 T2 ± 0.3 T3 ± 0.3
1.5mm in X, Y, Z axis
10Hz ~ 55Hz ~ 10Hz
1 minute sweep for 2
hours in each direction
∆R < 0.5%
NCSP100S
NCSP100L
NCSP200
NCSP300
6.3
7.5
3.2
4.5
6.0
8.0
1.0
2.0
3.0
3.0
0.8
1.2
2.0
2.0
0.8
1.1
1.5
1.5
3.2
2.5
4.0
6.0
Vibration
No mechanical
damage
12.5
14.5
Coverage of
more than 75%
of termination
245°C ± 5°C for 2 seconds
Solder: Sn3Ag0.5Cu
Solderability
Molded Plastic Case
Copper/Nickel Alloy
Resistive Element
H
Terminations: 100% Sn Finish
over Nickel Barrier
T2
T3
W
T1
L
®
NIC COMPONENTS CORP. www.niccomp.com www.lowESR.com www.RFpassives.com www.SMTmagnetics.com
25