NIC COMPONENTS www.niccomp.com www.lowESR.com www.RFpassives.com
236
®
NIC COMPONENTS www.niccomp.com www.lowESR.com www.RFpassives.com 237
®
Current Sensing Chip Resistors NCSP Series
Type Size Power Rating at
70°C
Resistance
Tolerance
Temperature
Coef cient (°C)
Resistance
Range
Resistance
Range (Codes)
Operating
Temp. Range (°C)
NCSP100S 6.3 x 3.2
1 Watt
1% (F)
5% (J)
±50ppm 0.003Ω ~ 0.100ΩR003 ~ R100 -55°C ~ +155°C
±100ppm 0.110Ω ~ 0.200ΩR110 ~ R200
NCSP100L 7.5 x 4.5 ±50ppm 0.003Ω ~ 0.100ΩR003 ~ R100
-55°C ~ +180°C
±100ppm 0.110Ω ~ 0.510ΩR110 ~ R510
NCSP200 12.5 X 6.0 2 Watt ±50ppm 0.005Ω ~ 0.100ΩR005 ~ R100
±100ppm 0.110Ω ~ 1.000ΩR110 ~ 1R00
NCSP300 14.5 X 8.0 3 Watt ±50ppm 0.005Ω ~ 0.100ΩR005 ~ R100
±100ppm 0.110Ω ~ 1.800ΩR110 ~ 1R80
Item Speci cation Test Method
Temperature Coef cient
of Resistance As Speci ed
Measured from 20°C
through a temperature
range of
-55°C ~ +125°C
Short Time
Overload ∆R < 0.5%
Applied voltage equivalent
to 5x the rated power
for 5 seconds
Withstanding Voltage
(Between terminations
and center of component
body)
∆R < 0.2% with
no evidence
of insulation
breakdown
500VAC for 1 minute
Insulation Resistance
(Between terminations
and center of component
body)
>100MΩ100VDC
Resistance
to dry heat ∆R < 0.5% 260°C ± 5°C
for 10 seconds
Humidity (Stead State)
∆R < 0.5%
IR > 20MegΩ
No Mechanical
Damage
+40°C, 90~95% RH
for 1,000 hours
Endurance (1,000 hours)
∆R < 1.0%
No mechanical
damage
Rated power at 70°C
Power on 90 minutes
Power off 30 minutes
Temperature Cycling
(5 cycles)
∆R < 0.5%
No mechanical
damage
-55°C 30 minutes
+25°C 3 minutes
+155°C 30 minutes
+25°C 3 minutes
Resistance to
Soldering Heat
∆R < 0.5%
No mechanical
damage
260°C ± 5°C
for 10 seconds
Vibration
∆R < 0.5%
No mechanical
damage
1.5mm in X, Y, Z axis
10Hz ~ 55Hz ~ 10Hz
1 minute sweep for 2
hours in each direction
Solderability
Coverage of
more than 75%
of termination
245°C ± 5°C for 2 seconds
Solder: Sn3Ag0.5Cu
FEATURES
• SURFACE MOUNTABLE, MOLDED FLAT PACK
• ULTRA LOW VALUES (3mΩ ~ 1Ω)
• EXTEND TEMPERATURE RANGE (+180°C)
• Pb-FREE REFLOW COMPATIBLE
CHARACTERISTICS
PART NUMBERING SYSTEM
NCSP200 F R501 D TR F
Pb-free/RoHS compliant
Packaging: TR = Tape & Reel
TCR Code: D = 50ppm
E = 100ppm
Resistance Code: See characteristics table
Tolerance Code: J=5% and F=1%
Series
RoHS
Compliant
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 80 100 120 140 160 180
Percentage of Power Rating
100
80
60
40
30
20
0
ENVIRONMENTAL SPECIFICATIONS
L
T1
T2
W
T3
H
Type L ± 0.5 W ± 0.3 H ± 0.3 T1 ± 0.3 T2 ± 0.3 T3 ± 0.3
NCSP100S 6.3 3.2 1.0 0.8 0.8 3.2
NCSP100L 7.5 4.0 2.0 1.2 1.1 2.5
NCSP200 12.5 6.0 3.0 2.0 1.5 4.0
NCSP300 14.5 8.0 3.0 2.0 1.5 6.0
DIMENSIONS (mm)
*See Part Number System for Details
Power rating (Watts) x Resistance (Ohms)
Rated Voltage =
NCSP100S
155°C