Miniature Style Resistors -  MOS Series

Miniature Style Resistors -  MOS Series

MINIATURE STYLE RESISTORS  -  MOS. Series

POWER RATING:

1/4WS, 1/2WS, 1WS, 2WS, 3WS

FEATURES

Low cost, high performance.

High power with small size for significant space savings.

Excellent long - term stability.

Variety of packing - bulk, strip pack, 26mm and 52mm tape and reel, cut and formed or radial Pana.

INTRODUCTION

The miniature series has increased by 30% the Aluminum into the Ceramic Bar. They can offer excellent performance in applications where stability and uniformity of characteristics are desired in high terperature, resistant to humidity and shock testing.

DIMENSIONS:

STYLE

DIMENSION (mm)

POWER RATING

L

ΦD

H

Φd

(Watt)

25S

3.2±0.2

1.8±0.3

28±2

0.430.02

1/4W

50S

6.0±0.2

2.3±0.3

28±2

0.50.02

1/2W

100S

9±0.5

3.2±0.5

26±2

0.60.02

1W

200S

11.0±0.5

4.5±0.5

35±2

0.70.02

2W

300S

15.0±0.5

5.0±0.5

32±2

0.80.02

3W

500S

17.0±0.5

6.0±0.5

38±2

0.80.02

5W

700S

25±1

8.0±0.5

38±2

0.80.02

7W

ELECTRICAL CHARACTERISTICS:

MOS SERIES:

Style

MOS-50

MOS-100

MOS-200

MOS-300

MOS-500

MOS-700

Power Rating 70oC

1/2WS

1WS

2WS

3WS

5WS

7WS

Operating Temp. Range

-55oC ~ +155oC

Max. Working Voltage

250V

350V

350V

500V

500V

750V

Max. Overload Voltage

600V

700V

700V

1000V

1000V

1000V

Dielectric Withstanding Voltage (AC)

350V

350V

500V

1000V

1000V

1000V

Max. Intermittence Overload Voltage

600V

700V

1000V

1000V

1000V

1000V

Value Range:± 2%, ±5%

1Ω ~510KΩ

Temp. Coefficient

±350ppm

* The listed resistance range for standard resistance, below or over this resistance is on request.

ENVIRONMENTAL CHARACTERISTICS :

PERFORMANCE TEST

TEST METHOD

APPRAISE

Short Time Overload

JIS-C-5202 5.5 : 2.5 times RCWV for 5 seconds

±(0.75%+0.05)Ω

Dielectric Withstanding V.

JIS-C-5202 5.7 : in V-Block for 60 seconds

By Type

Temperature Coefficient

JIS-C-5202 5.2 : -55oC ~+155oC

By Type

Insulation Resistance

JIS-C-5202 5.6 : in V-Block

≧1000 MΩ

Solderability

JIS-C-5202 6.5 : 230oC for 5±0.5 seconds

95% min. coverage

Resistance to Solvent

JIS-C-5202 6.9 : Trichroethance for 1 min. with ultrasonic

no deterioration

Terminal Strength

Direct load for 10 sec. In the direction of the terminal leads

≧2.5KG/24.5N

Pulse Overload

JIS-C-5202 5.8 : 4 time RCWV 10000 cycles(1 sec.on, 25 sec.off)

±(2%+0.05)Ω

Load Life in Humidity

JIS-C-5202 7.9 : 40±2oC, 90~95% RH at RCWV for 1000 hrs

±(3%+0.05)Ω

(1.5hrs. on, 0.5 hrs. off)

Load Life

JIS-C-5202 7.10 : 70oC at RCWV for 1000hrs (1.5hrs.on, 0.5hrs.off)

±(3%+0.05)Ω

Temperature Cycling

±(1%+0.05)Ω

Soldering Heat

±(1%+0.05)Ω

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