1NIC COMPONENTS CORP. www.niccomp.com www.lowESR.com www.RFpassives.com www.SMTmagnetics.com
SPECIFICATIONS ARE SUBJECT TO CHANGE
Thick Film Chip Resistors NRCW Series
FEATURES
• EIA STANDARD SIZING 0402 (1/8W), 0603 (1/8W), 0805 (1/4W), 1206 (1/2W),
1210 (1/2W), 2010 (1W) AND 2512 (2W)
• VOLTAGE RATINGS (50VDC ~ 300VDC)
• RESISTANCE VALUES (0W TO 1MW)
• THICK FILM ON ALUMINA SUBSTRATE, RuO2/Ag RESISTIVE LAYER
• GLASS AND EPOXY OVERCOAT
Type EIA
Size
Power Rating
at 70°C
Max.*1
Working
Voltage
Max.*2
Overload
Voltage
Resistance
Tolerance
(Code)
Temperature
Coefcient (ppm/°C)
+20°C ~ +155°C
Resistance
Range
(W)
Resistance
Value
Operating
Temperature
Range (°C)
NRCW04 0402 1/8W
(0.125W) 50V 100V ±1% (F)
±5% (J)
-200/+400
±100
±200
1.0 ~ 10
>10 ~ <1M
1M
E-24,E-96
-55 ~ +155
NRCW06 0603 1/8W
(0.125W) 50V 100V ±1% (F)
±5% (J) ±100 1.0 ~ 1M E-24,E-96
NRCW10 0805 1/4W
(0.25W) 150V 300V ±1% (F)
±5% (J) ±100 1.0 ~ 1M E-24,E-96
NRCW12 1206 1/2W
(0.50W) 200V 400V ±1% (F)
±5% (J) ±100 1.0 ~ 1M E-24,E-96
NRCW25 1210 1/2W
(0.50W) 200V 400V ±1% (F)
±5% (J)
±200
±100
1.0 ~ <10
10 ~ 1M E-24,E-96
NRCW50 2010 1W 200V 400V ±1% (F)
±5% (J) ±100 1.0 ~ 1M E-24,E-96
NRCW100 2512 2W 300V 500V ±1% (F)
±5% (J) ±100 1.0 ~ 1M E-24,E-96
NEW
High Power
Resistors
(Up to 2Watt)
Note *2 - Maximum allowable Overload voltage is two times the
Maximum Working Voltage (see Note *1 above).
Power rating (Watts) x Resistance (Ohms)
Note *1 - Maximum allowable continuous Working Voltage
for all resistors is the lower of the two values:
“Maximum Working Voltage” as specied above
(or)
Power Derating Curve: For operation above 70°C,
power rating must be derated according to the following chart:
oC
RATE (%)
100
80
60
40
20
0-20 20 60 100 140 160
70 155
PART NUMBER SYSTEM (5% Tol. E-24 VALUES)
NRCW 10 J 103 TR 10 F
RoHS compliant
Opt. Reel Qty 10=10K (see page 6)
Tape & Reel Packaging
Resistance Code: First 2 gures are signicant,
3rd digit is the multiplier
Tolerance Code: J = 5%
Size Code
Series
PART NUMBER SYSTEM (1% Tol. E-24 & E96 VALUES)
NRCW 10 F 1002 TR 10 F
RoHS compliant
Opt. Reel Qty 10=10K (see page 6)
Tape & Reel Packaging
Resistance Code: First 3 gures are signicant,
4th digit is the multiplier
Tolerance Code: F = 1%
Size Code
Series
Part Numbers* EIA
Size
Rated Current
(A)
Peak Current
(A)
Max. Resistance
(mW)
Operating
Temperature
Range (°C)
NRCW04ZOTRF 0402 1.5 3.7 30
-55 ~ +155
NRCW06ZOTRF 0603 2.0 5.0 20
NRCW10ZOTRF 0805 4.0 10 20
NRCW12ZOTRF 1206 5.0 12.5 20
NRCW25ZOTRF 1210 5.0 12.5 20
NRCW50ZOTRF 2010 7.0 17.5 20
NRCW100ZOTRF 2512 10 25 20
ZERO OHM PART NUMBERS AND SPECIFICATIONS
* See page 5 for optional reel sizes/quantities/part numbers on 0402, 0603 and 0805 case sizes.