NPR2-T126 Datasheet, PDF (1/2 Pages) Riedon Powertron – Power Film Resistors

NPR NPP 2-T126
TO-126 Power Film Resistors
• Resistances from 0.01 to 51K Ohms
• Power Rating to 20Watt
• Resistance Tolerances to ±0.05%
• TCR to ±5ppm/K
• TO-126 Housing
• Convenient SMD DPak Available
• Low Inductance ( <50nH )
SPECIFICATIONS
Type
Power Rating
Heatsink1 Free Air2
Thermal
Resistance
Resistance Range³
MinMax
Tolerances
Temperature
Coefficients
NPR 2-T126 20W
1W
5.9K/W
0.01W
51KW
±1% ( R > 0.1W )
±5%
±50ppm/K ( R>10W )
±100ppm/K ( R>0.1W )
±250ppm/K
NPP 2-T126 5W
0.5W
6.0K/W
0.1W
51KW
±0.05%/ ±0.1% / ±0.25%
( R>5W )
±0.5% ( R > 1W ) /
±1% ( R > 0.1W )
±2% / ±5%
±5 / ±10ppm/K ( R>1W )
±25ppm/K ( R >0.1W )
±100ppm/K
1 _{Power rating based on 25°C Flange Temperature}
2 _{Power rating based on 25°C Ambient Temperature}
3 _{Consult Factory for Higher or Lower Values}
Specification
Maximum Current
Temperature Range
Dielectric Strength
Max. Operating Voltage
Insulation Resistance
Environmental Performance
Load Life
Humidity Resistance
Temperature Cycle
Solder Heat
Vibration
Value
25A
-55°C to +155°C : NPP 2T126
-55°C to +120°C : NPR 2-T126
2000 VAC
500 V
>1000 Meg-Ohm
DR
Test Conditions
±1%
±1%
±0.25%
±0.1%
±0.25%
25°C / 90 min ON / 30 min OFF / 1000 hr
40°C / 90-95% RH / DC 0.1W / 1000 hr
-55°C for 30 min / +155°C for 30 min / 1000 hr
+350°C / 3s
Riedon Inc.
1.01
300 Cypress Avenue
Alhambra CA 91801
[phone]
[phone]
www.riedon.com
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