©2008 Littelfuse, Inc.

Revised: October 24, 2008

©2008 Littelfuse, Inc.

30R Series

Radial Leaded > 30R Series

Specifications are subject to change without notice.

Please refer to www.littelfuse.com/series/30R.html for current information.

30R Series

provide overcurrent protection for low voltage (≤30V)

applications where space is not a concern and resettable

protection is preferred.

Electrical Characteristics

Part Number

I

hold

(A)

I

trip

(A)

V

max

(Vdc)

I

max

(A)

P

d

max.

(W)

MaximumTime

ToTrip

Resistance

Agency

Approvals

Current

(A)

Time

(Sec.)

R

min

(Ω)

R

1max

(Ω)

30R090

0.90

1.80

30

40

0.6

4.50

5.90

0.070

0.220

XX

30R110

1.10

2.20

30

40

0.7

5.50

6.60

0.050

0.170

XX

30R135

1.35

2.70

30

40

0.8

6.75

7.30

0.040

0.130

XX

30R160

1.60

3.20

30

40

0.9

8.00

8.00

0.030

0.110

XX

30R185

1.85

3.70

30

40

1.0

9.25

8.70

0.030

0.090

XX

30R250

2.50

5.00

30

40

1.2

12.50

10.30

0.020

0.070

XX

30R300

3.00

6.00

30

40

2.0

15.00

10.80

0.020

0.080

XX

30R400

4.00

8.00

30

40

2.5

20.00

12.70

0.010

0.050

XX

30R500

5.00

10.00

30

40

3.0

25.00

14.50

0.010

0.050

XX

30R600

6.00

12.00

30

40

3.5

30.00

16.00

0.005

0.040

XX

30R700

7.00

14.00

30

40

3.8

35.00

17.50

0.005

0.030

XX

30R800

8.00

16.00

30

40

4.0

40.00

18.80

0.005

0.020

XX

30R900

9.00

18.00

30

40

4.2

40.00

20.00

0.005

0.020

XX

Description

Features

Applications

lead-free

epoxy polymer insulating

material meets UL 94V-0

requirements

and peripherals

I

I

V

I

P

R

R

Caution: Operation beyond the specified rating may result in damage and possible arcing

and flame.

Agency Approvals

AGENCY

AGENCY FILE NUMBER

E183209

R50119318