MODEL

NUMBER

MAXIMUM RATING(TA=125℃)

CHARACTERISTICS(TA=25℃)

SFI Model

Number

MAX.

ALLOWABLE

VOLTAGE

SURGE

CURRENT

ENERGY

ABSORPTION

(10/1000µs)

MAX.

CLAMPING

VOLTAGE

VARISTOR

VOLTAGE

TYPICAL

CAPACITANCE

Thickness

T

± 1

AC(VRMS)

DC(V)

8/20µs(A)

(J)

(A)

(V)

(V)

pF(KHz)

(mm)

08CH180L

08CH220L

08CH270L

08CH330L

11

14

17

20

14

18

22

26

250

250

250

250

0.8

0.8

1.0

1.2

5

5

5

5

40

46

56

67

18(15.3~20.7)

22(18.7~25.3)

27(22.95~31.05)

33(28.05~37.95)

3300

1750

1500

1200

1.5

1.5

1.5

1.5

08CH390K

08CH470K

08CH560K

08CH680K

25

30

35

40

31

38

45

56

250

250

250

250

1.4

1.8

2.3

3.0

5

5

5

5

76

90

106

124

39(35.1~42.9)

47(42.3~51.7)

56(50.4~61.6)

68(61.2~74.8)

820

660

530

360

1.5

1.5

2.0

2.0

08CH820K

08CH101K

08CH121K

08CH151K

50

65

75

95

65

85

102

127

500

500

500

500

4.0

5.0

6.0

8.0

10

10

10

10

135

165

198

248

82(74~90)

100(90~110)

120(108~132)

150(135~165)

250

225

200

150

1.5

1.5

1.5

1.5

08CH181K

08CH201K

08CH221K

08CH241K

115

130

140

150

153

175

180

200

500

500

500

500

12.0

13.0

14.0

15.0

10

10

10

10

292

340

356

390

180(162~198)

200(180~220)

220(198~242)

240(216~264)

110

100 *

94 *

86 *

1.5

1.5

1.5

1.5

08CH271K

08CH301K

08CH331K

175

190

210

225

250

275

500

500

500

16.0

17.0

18.0

10

10

10

450

495

545

270(243-297)

300(270~330)

330(297~363)

76 *

64 *

52 *

1.5

1.5

1.5

08CH361K

08CH391K

08CH431K

08CH471K

230

250

275

300

300

330

369

385

500

500

450

400

19.0

20.0

19.0

18.0

10

10

10

10

593

647

705

775

360(324~396)

390(351~429)

430(387~473)

470(423-517)

45 *

42 *

39 *

35 *

2.0

2.0

2.0

2.0

CH Series is the high voltage protection for use in hybrid circuit application in Industrial or power supply equipment

utilizing surface mount devices. These devices have significantly lower profiles than radial lead varistor. Protection for

14Vdc to 460Vdc and more higher voltage protection.

Type

Length

Width

Electrode

08CH (mm)

8.1

± 0.30

5.0

± 0.30

0.8+0.5/-0.1

3220 (inch

0.315

± 0.012

0.196

± 0.012

0.0315+0.02/-0.004

SMD Transient Voltage Suppressors

The Introductions of High Voltage Varistor