Circuit Protector Elements

1

Publication date: June 2002

SQB00019AED

Circuit Protector Elements

For overcurrent protection

■ Features

• Sharp cutoff characteristics and low voltage drop

• Flame retardant package and low heat generation.

• The package is molded with high dimensional accuracy.

■ Absolute Maximum Ratings T

1: For use

2: N.C.

3: For use

M-B1 Package

Parameter

Symbol

Rating

Unit

Operating ambient temperature

−55 to +125

°C

Storage temperature

−55 to +125

°C

■ Usage Notes

• Package shall be overheated and dangerous for overcurrent.

• This device should be used only to the secondary circuit.

Package will be damaged for added overpower.

• This device is not electrical fuse legally. Please draw a clear line between electrical fuse from this device.

Parameter

Min

Typ

Max

Unit

Rated voltage

50

V

Rated current

1.5

A

Internal resistance

25

33

41

m

Ω

Cutoff current

Refer to the diagram

Standard temperature rise

12

°C

■ Electrical Characteristics T

Unit: mm

100

10

1

0.1

Cutoff current (A)

110

100

0.01

0.1

Note) The part number in the parenthesis shows conventional part number.

6.9

±0.1

2.5

±0.1

(1.0)

(1.5)

(0.85)

0.45

±0.05

0.55

±0.1

(5.0)

23

1

R 0.7

(1.5)

R 0.9