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SMF
POWER METAL FILM CHIP RESISTORS

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Features
• Flameproof UL94V0 molded package, resistant to
   heat, humidity & insulation
• Special design for automatic surface mounting
• Excellent mechanical strength & electrical stability
• Reduced assembly costS

GENERAL SPECIFICATIONS AND DIMENSIONS

Model

Dimension[mm]

Resistance
Range

Max. Working
Voltage

A▽0.3

B▽0.3

C▽0.3

D▽0.3

E max.

F▽0.3

SMF 1W

3.3

4.5

1.2

2.7

6

1.1

1目~2M目

300V

SMF 2W

4

6.7

1.4

3.55

7.9

1.5

1目~2M目

300V

SMF 3W

5.5

10.5

1.7

5

12

2.3

1目~2M目

500V

SMF 5W

7.3

13.5

1.7

6.8

17

2.5

1目~2M目

500V

CHARACTERISTICS                                                  Values in [ ] mean change in ohmic value after test

Temperature
Range

 

-55C~+200C

Temp.
Coefficient

 

JIS-C-5202-5.2
▽100ppm/
C

Short Time
Overload

汁R▽0.5%

JIS-C-5202-5.5
5 x Power rating 5 sec.

Rated
Load

汁R▽0.5%

JIS-C-5202-5.4
Rated Voltage for 30 minutes

Insulation
Resistance

500V megger

JIS-C-5202-5.6
10,000M目

Load
Life

汁R▽1%

JIS-C-5202-7.10
Power rating 1.5hours on, 30 minutes off, 1000hours

Moisture
Load Life

汁R▽1%

                            JIS-C-5202-7.9  40C, 95%RH, 0.1 x Power rating,
                                      1.5 hours on, 30 minutes off, 500hours

DERATING CURVE

ORDERING PROCEDURE EXAMPLE

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Tel:82-32-817-4325 Fax:82-32-817-4329

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