POWER SOLUTION -

DBL

50W TO220 HIGH POWER RESISTORS

RNP50U

Specifications

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Test Conditions

Rated Power

50 Watt

-55 to 25 C flange temperature

Rating Power

1 Watt

Free air.

Heat Resistance

2.3 C/W

Hot spot to flange

Resistance Range

0.1-9.1ohm

10-220ohm

220-51k ohm are available, see Note

Nominal Resistance

E24

E24

Include 2.5 and 5.0

TCR

100ppm/C (A)

50ppm/C (C)

-55 to +155 C

Tolerance

1% (F) and 5% (J)

+/-1% (F)

Operation Temp. Range

-55C to+155C

Max. Operating Volt.

500V or sqrt (PR)

Withstanding Voltage

DC2000 Volt

60 seconds.

Load Life

+/-(1.0 %+0.05 ohm)

25C, 90 min.ON,30min.OFF,1000hours.

Humidity

+/- (1.0 %+0.05 ohm)

40C,90-95%RH,DC0.1W,1000hours.

Temp. Cycle

+/- (0.25 %+0.05 ohm)

-55 C,30 min.,+155 C,30 min., 5cycles

Soldering Heat

+/- (0.1 %+0.05 ohm)

350+/-5 C, 3seconds,

Solder ability

Over 95% of surface

230+/-5 C, 3seconds.

Insulation Resistance

Over 1,000 Meg ohm

Between terminals and tab.

Vibration

+/- (0.25 %+0.05 ohm)

Note: At resistance from 220 to 51kohms rating power shall be restricted in 30W.

Derating

Temperature Rise

Pulse Energy Durability

Frequency Characteristics

20050126

Temperature Rise (C)

140

RNP50UC500 F

120

100

Hot spot temperature on resistor based

80

60

40

20

0

0

10

20

30

40

50

Power (Watt

)

Impedance (ohm)

1k

RNP50U C1K0F

RNP50U C101F

100

RNP50U C100F

10

RNP50U C500F

RNP50U C220F

1

100k

1M

10M

100M

1G

10G

Frequency (Hz)

One time rectangular impulse. Pulse Peak Watt (Watts)

10K

RNP-50UC100F

1K

100

10

1µ

10µ

100µ

1m

10m

100m

Pulse With (seconds)

Rating Power (W)

50

+25C

40

30

20

10

+155C

0

-50

0

50

100

150

200

Flange Temperature (C)

Lead Free

DB LECTRO Inc. 3600 boul. Matte suite i Brossard Qc J4Y-2Z2 tel:(450)-444-1424 fax:(450)-444-4714 www.dblectro.com