Type SMP

Surface Mount Power Cross Protection Fuse

RoHS 6 Compliant

Electrical Specifications

SMP May2012C

Pb

SMP 500

500mA

0.320

0.25

600

SMP 1.25

1.25A

0.079

0.16

600

2A

0.063

0.22

600

Y

Y

600V @ 60A AC and 125V

@100ADC

SMP 2

Y

Y

Y

Ampere

Rating (A)

Catalog

Number

Maximum

Power

Dissipation

(W)

Melting I2T

@ 10 In

(A2 Sec)

Melting I2T

<10 m Sec

(A2 Sec)

Interrupting Rating

Volt-drop

@100% In

(volt) Max.

Max.

Voltage

Rating

(V)

Agency Approvals

Typical Cold

Resistance

(ohm)

2.0

14.0

33.0

0.20

0.40

Y

2.3

17.0

37.0

0.52

Electrical Specifications

Temperature Derating Curve

Average Time Current Curve

90

100

110

120

130

140

50

60

70

80

90

-75 -65 -55 -45 -35 -25 -15 -5

5

15

25

35

45

55

65

75

85

95 105 115 125 135 145

Total

Each Polarity

SMP 500

SMP 1.25

SMP 2

SMP 500

SMP 1.25

SMP 2

10/1000

50

25

600

25

115

120

1

50

0.33

Will not open Will not open Will not open

10/360

50

25

1000

30

125

150

2

100

0.17

Will not open Will not open Will not open

10/1000

50

25

1000

25

110

120

3

200,400,600

1

Will not open Will not open Will not open

15 minutes

15 minutes

1 Sec

1

1

60

Time For Fuse To Open

GR-1089

1st Level

Test

Voltage

(Vrms)

Short Circuit

Current

(A)

Applications

Durations

Repetitions

Minimum Withstand Peak Current

(A)

Max. Rise /

Min. Decay

(us)

Minimum Peak

Voltage

(V)

Lightning Surge Withstand Capabilities

AC Power fault Tests

2/10

20

10

2500

120

500

600

4

1000

1

Will not open Will not open Will not open

10/360

10

5

1000

30

125

150

5

Diagram

N/A For Fuses

N/A

N/A

N/A

2/10

2

1

5000

120

500

600

6

600

0.5

Will not open Will not open Will not open

8/20

2

1

5000

75

300

350

7

440

2.2

Will open

Will not open Will not open

8

600

3

Will open

Will not open Will not open

9

1000

5

Will open

Will not open Will not open

CORPORATE OFFICE

FAR EAST OFFICE

EUROPE OFFICE

EUROPE

Bel Fuse Inc.

Bel Fuse Ltd.

Bel Fuse Europe Ltd.

Bel Stewart GmbH

206 Van Vorst Street

8/F Luk Hop Industrial Building

Preston Technology Management Centre

Industriestrasse 20

1.1 Sec

0.4 Sec

5

5

5

1 Sec

5 Sec

30 Sec

2 Sec

60

60

1

Specifications Subject to change without notice.

206 Van Vorst Street

8/F Luk Hop Industrial Building

Preston Technology Management Centre

Industriestrasse 20

Jersey City, NJ 07302

8 Luk Hop Street

Marsh Lane, Suite F15

61381 Friedrichsdorf

Tel 201-432-0463

San Po Kong

Preston, Lancashire, PR1 8UQ

Germany

Fax 201-432-9542  

Kowloon, Hong Kong

United Kingdom

Tel 49-6172-9552-0

E-Mail: belfuse@belf.com

Tel 852-2328-5515

Tel 44-1772-556601

Fax 49-6172-9552-40  

Website: www. belfuse.com

Fax 852-2352-3706  

Fax 44-1772-561008