16R250GU Littelfuse Inc, 16R250GU Datasheet - Page 6

• Manufacturer Part Number: 16R250GU
• Description: PTC RESETTABLE 16V 2.50A RADIAL
• Manufacturer: Littelfuse Inc
• Series: POLYFUSE® 16Rr

Specifications of 16R250GU

• R Min/max: 0.022 ~ 0.053 Ohm
• Voltage - Max: 16V
• Time To Trip: 5s
• Current - Hold (ih) (max): 2.5A
• Current - Trip (it): 4.7A
• Current - Max: 100A
• Package / Case: Radial
• Holding Current: 2.5A
• Tripping Current: 4.7A
• Initial Resistance Max: 0.053ohm
• Initial Resistance Min: 0.022ohm
• Lead Spacing: 5.1mm
• Length: 12.8mm
• Fuse Terminals: Radial Leaded
• External Depth: 3mm
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 16R250G; F3180

Devices taped using EIA468-B/IE286-2 standards. See table below and Figure 1 for details.
16R Series
*Differs from EIA specification
Tape and Ammo Specifications
Tape and Ammo Diagram
Δh
Ordinate to adjacent component lead*
Ordinate to adjacent component lead*
Lead spacing:16R1200G-16R1400G
Protrusion beyond hold-down tape
Top distance between tape edges
Lead spacing:16R250G-16R1100G
Overall width w/o lead protrusion
Overall width w/ lead protrusion
Abscissa to plane(straight lead)
Splice sprocket hole alignment
Abscissa to plane(kinked lead)
Tape thickness with splice
Body tape plane deviation
Sprocket hole diameter*
Hold down tape width:
Sprocket hole position
Body lateral deviation
Protrusion of cut out
Sprocket hole pitch
Carrier tape width
Lead protrusion
Abscissa to top
Pitch tolerance
Tape thickness
Device pitch:
Dimension
H
Δh
1
I
2
L
L
1
P
A
0
1
POLYFUSE
EIA Mark
A
W
W
W
Δh
Δp
D
H
W
L
P
P
H
t
L
l
F
F
t
2
1
1
0
0
0
1
4
6
5
Radial Leaded > 16R Series
®
B
Revised: July 12, 2010
Resettable PTCs
Reference plane
F
IEC Mark
Figure 1
D
W
0
W
W
W
Δh
Δp
74
D
H
W
P
P
H
l
L
l
F
F
t
1
2
0
0
0
1
4
0
2
1
H
0
W
5
W
Not specified
consecutive.
Dim. (mm)
10.18
Direction of unreeling
18.5
45.0
25.4
25.4
3.81
5.08
7 .62
0.9
2.0
18
56
57
1.0
20
11
16
11
Cross section A - B
3
9
4
0
0
0
Dimensions
Please refer to www.littelfuse.com/series/16R.html for current information.
-0.5 /+0.75
-0.32 /+0.2
Tol. (mm)
-0.5 /+1.0
-/+ 3.0
-/+ 0.5
-/+ 0.5
-/+ 0.3
-/+ 0.7
-/+ 0.7
-/+ 0.8
-/+ 0.8
-/+ 1.0
-/+ 1.3
max.
max.
max.
max.
max.
max.
max.
max.
-/+ 1
min.
H
H
1
C
2
Specifications are subject to change without notice.
C
t
Δh
1
Δp
© 2010 Littelfuse, Inc.