16R135BU Littelfuse Inc, 16R135BU Datasheet - Page 5

• Manufacturer Part Number: 16R135BU
• Description: PTC RESETTABLE 16V 1.35A RADIAL
• Manufacturer: Littelfuse Inc
• Series: POLYFUSE® USBRr

Specifications of 16R135BU

• R Min/max: 0.040 ~ 0.120 Ohm
• Voltage - Max: 16V
• Time To Trip: 4.5s
• Current - Hold (ih) (max): 1.35A
• Current - Trip (it): 2.7A
• Current - Max: 40A
• Package / Case: Radial
• Holding Current: 1.35A
• Tripping Current: 2.7A
• Initial Resistance Max: 0.12ohm
• Operating Voltage: 16VDC
• Ptc Fuse Case: Radial Lead
• Initial Resistance Min: 0.04ohm
• External Depth: 3mm
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

© 2010 Littelfuse, Inc
Specifications are subject to change without notice.
Please refer to www.littelfuse.com/series/USBR.html for current information.
Devices taped using EIA468-B/IE286-2 standards. See table below and Figure 1 for details.
*Differs from EIA specification.
Tape and Ammo Diagram
Tape and Ammo Specifications
Δh
Ordinate to adjacent component lead*
Protrusion beyond hold-down tape
Top distance between tape edges
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
Abscissa to top
Lead protrusion
Pitch tolerance
Tape thickness
Lead spacing*
Device pitch
Dimension
H
Δh
1
I
2
L
L
1
P
A
0
1
Radial Leaded > USBR Series
POLYFUSE
EIA Mark
A
W
W
W
Δh
Δp
D
H
H
W
C
C
L
P
P
H
t
L
l
F
t
2
1
1
0
0
1
1
2
0
1
4
6
5
B
Revised: July 12, 2010
Figure 1
Reference plane
F
IEC Mark
®
D
67
W
W
W
W
Δh
Δp
0
W
D
H
H
P
P
H
l
L
l
F
Resettable PTCs
t
1
2
0
0
1
0
1
0
2
1
4
H
0
W
5
W
Not specified
consecutive
Dim. (mm)
18.5
32.2
42.5
43.2
12.7
12.7
3.81
5.08
Direction of unreeling
0.9
2.0
1.0
20
18
11
16
11
3
9
4
0
0
0
Cross section A - B
Dimensions
-0.5 / +0.75
-0.5 / +1.0
Tol. (mm)
-/+ 0.32
-/+ 0.35
-/+ 3.0
-/+ 0.5
-/+ 0.3
-/+ 1.0
-/+ 1.3
-/+ 1.0
-/+ 0.8
max.
max.
max.
max.
max.
max.
max.
max.
-/+ 1
min.
H
H
1
C
2
t
C
Δh
1
Δp
USBR Series