POLYFUSE® Resettable PTCs
Radial Leaded > 16R Series
Dimensions
Part Marking System
Single Sided Marking
E
A
A
E
telfuse
demark
Voltage Rating
Current Rating
Date Code
16
250G
XXXX
B
D
(Contact Littelfuse
for additional
information)
B
D
C
C
Figure 1
Figure 2
A
B
C
D
E
Physical Characteristics
Part
Number
Figure Inches
Max.
mm
Max.
8.90
Inches
Max.
0.50
0.43
0.50
0.56
0.67
0.78
0.93
0.82
0.85
0.99
1.02
mm
Max.
12.80
11.00
12.80
14.30
17.10
Inches
Typ.
0.20
0.20
0.20
0.20
0.20
0.20
0.20
0.20
0.20
0.20
0.20
0.40
0.40
mm
Typ.
5.1
5.1
5.1
5.1
5.1
5.1
5.1
5.1
5.1
5.1
5.1
10.2
10.2
Inches mm Inches mm
Lead (dia)
Material
Min.
0.13
0.30
0.30
0.30
0.30
0.30
0.30
0.30
0.30
0.30
0.30
0.30
0.30
Min.
3.18
7.6
Max.
0.12
0.12
0.12
0.12
0.12
0.12
0.12
0.12
0.12
0.12
0.12
0.14
0.14
Max. Inches mm
16R250G
16R300G
16R400G
16R500G
16R600G
16R700G
16R700GKL
16R800G
16R900G
16R1000G
16R1100G
16R1200G
16R1400G
2
1
1
1
1
1
2
1
1
1
1
1
1
0.35
0.28
0.35
0.41
0.42
0.44
0.44
0.50
0.55
0.65
0.69
0.69
0.93
3.00
3.00
3.00
3.00
3.00
3.00
3.00
3.00
3.00
3.00
3.00
3.50
3.50
0.020
0.032
0.032
0.032
0.032
0.032
0.032
0.032
0.032
0.032
0.032
0.039
0.039
0.51
0.81
0.81
0.81
0.81
0.81
0.81
0.81
0.81
0.81
0.81
1.00
1.00
Sn/CuFe
Sn/Cu
Sn/Cu
Sn/Cu
Sn/Cu
Sn/Cu
Sn/Cu
Sn/Cu
Sn/Cu
Sn/Cu
Sn/Cu
Sn/Cu
Sn/Cu
7.10
8.90
7.6
10.40
10.70
11.20
11.20
12.70
14.00
16.50
17.50
17.50
23.50
7.6
7.6
19.70
23.70
20.90
21.70
25.20
26.00
28.00
27.90
7.6
7.6
7.6
7.6
7.6
7.6
1.10
7.6
1.10
7.6
72
Revised: July 12, 2010
© 2010 Littelfuse, Inc.
Specifications are subject to change without notice.
Please refer to www.littelfuse.com/series/16R.html for current information.
16R Series