NCF25J181 Datasheet, PDF (1/2 Pages) NIC-Components Corp. – Carbon Film Resistors

Carbon Film Resistors
NCF Series
FEATURES
• ECONOMICALLY PRICED FOR COMMERCIAL AND INDUSTRIAL
APPLICATIONS
• WIDE SELECTION OF POWER RATINGS AND RESISTANCE VALUES
• EIA COLOR CODING RESISTANT TO INDUSTRIAL SOLVENTS
• AVAILABLE ON TAPE AND REEL FOR AUTOMATIC INSERTION AND BULK
PACK FOR SMALLER PRODUCTION RUNS
• NEW REDUCED SIZES AT HIGHER POWER RATINGS
• ±5% TOLERANCE STANDARD
STANDARD TYPES, RATINGS AND AVAILABILITY
Type
NCF25R
NCF25
NCF50
NCF50R
NCF100
NCF200
Power Rating at 70^oC
0.25W
0.25W
0.50W
0.50W
1.0W
2.0W
Max. Working Voltage at 70^oC*
250V
250V
350V
350V
500V
750V
Max. Overload Voltage at 70^oC
500V
500V
700V
700V
1000V
1500V
Resistance Range ±5% (J) Tol. 1.0Ω~10megΩ 0.5Ω~10megΩ 1.0Ω~10megΩ 1.0Ω~10megΩ 1.0Ω~10megΩ 1.0Ω~10megΩ
Resistance Value Availability
E-24
E-24
E-24
E-24
E-24
E-24
PERFORMANCE CHARACTERISTICS
Requirements
Operating Temperature Range
(ppm/ ^oC)
Temperature 0 ~ -450
Coefficient
0 ~ -700
(ppm/^oC)
0 ~ -1000
0 ~ -1300
(µV/V)
0.1
Noise (µV/V)
0.3
0.5
1.0
Short Time Overload
Temperature Cycling
Soldering Effect
Vibration
Moisture
Resistance
R>100K
R≤100K
Load Life
R>100K
R≤100K
Performance
-55 ~ +155°C (Derated at +70°C - see chart)
0.25W
0.50W and Over
≤100KΩ
110KΩ ~ 1megΩ
1.1megΩ ~ 2.2megΩ
2.4megΩ ~ 10megΩ
(NCF25R)
≤22KΩ
24KΩ ~ 470KΩ
510KΩ ~ 2.2megΩ
2.2megΩ ~ 10megΩ
0.25 W & Over
1.0Ω ~ 10KΩ
11KΩ ~ 91KΩ
100KΩ ~ 10megΩ
0.5Ω ~ 10KΩ
11KΩ ~ 91KΩ
100KΩ ~ 1megΩ
1.1MΩ ~ 10megΩ
∆R < + (1%+0.05Ω)
∆R < + (0.5%+0.05Ω)
∆R < + (1%+0.05Ω)
∆R < + (0.5%+0.05Ω)
∆R ≤ + 5%
∆R ≤ + (3%+0.05Ω)
∆R ≤ + 3%
∆R ≤ + (3%+0.05Ω)
Test Method & Conditions
JIS C5202 MIL-R-10509F
5.2
1-to=80^oC
4.6.12
JIS C5202 5.9
Method II
5.5. Cond. A
7.4-55/85°C
6.4. 350^oC 3sec
6.3. Cond. A
7.9. 40°C
90-95%RH.1000hrs
7.10
70°C 1000hrs
4.6.6
4.6.4
4.6.10
4.6.16
4.6.11
4.6.13
Derating Curve
100
80
50
40
20
70^oC
* Maximum allowable continuous voltage (Vdc or rms) for all resistors is the
lower of the two values: “MAXIMUM WORKING VOLTAGE” as
specified, or
Power rating (WATTS x Resistance (OHMS)
0 20 40 60 80 100 120 140 ↑160 180
155
® ^{AMBIENT TEMPERATURE (oC)}
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