72R185XF Littelfuse Inc, 72R185XF Datasheet - Page 6

• Manufacturer Part Number: 72R185XF
• Description: PTC RESETTABLE 72V 1.85A RADIAL
• Manufacturer: Littelfuse Inc
• Series: POLYFUSE® 72Rr

Specifications of 72R185XF

• R Min/max: 0.080 ~ 0.190 Ohm
• Voltage - Max: 72V
• Time To Trip: 12.6s
• Current - Hold (ih) (max): 1.85A
• Current - Trip (it): 3.7A
• Current - Max: 40A
• Package / Case: Radial
• Holding Current: 1.85A
• Tripping Current: 3.7A
• Initial Resistance Max: 0.19ohm
• Operating Voltage: 72VDC
• Ptc Fuse Case: Radial Lead
• Initial Resistance Min: 0.08ohm
• External Depth: 3.1mm
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 72R185X; F3203

*Differs from EIA Specification
72R Series
Devices taped using EIA468-B/IE286-2 standards. See table below and Figure 1 for details.
Tape and Ammo Specifications
Sprocket hole pitch: 72R020X–72R090X
Sprocket hole pitch: 72R110X–72R300X
Ordinate to adjacent component lead*:
Ordinate to adjacent component lead*:
Overall width without lead protrusion:
Overall width without lead protrusion:
Abscissa to top 72R020X–72R090X
Abscissa to top 72R110X–72R300X
Protrusion beyond hold–down tape
Overall width with lead protrusion:
Overall width with lead protrusion:
Top distance between tape edges
Lead spacing: 72R250X–72R300X
Lead spacing: 72R020X–72R185X
Device pitch: 72R020X–72R090X
Device pitch: 72R110X–72R300X
Abscissa to plane (straight lead)
Abscissa to plane (kinked lead)
Splice sprocket hole alignment
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
72R020X–72R090X
72R020X–72R090X
72R020X–72R090X
72R110X–72R300X
72R110X–72R300X
72R110X–72R300X
Carrier tape width
Lead protrusion
Pitch tolerance
Tape thickness
Dimension
POLYFUSE
EIA Mark
W
W
W
Δh
Δp
D
H
H
H
W
C
C
L
P
P
P
H
t
L
l
F
F
t
2
1
1
0
0
1
1
1
2
0
0
1
4
6
5
Radial Leaded > 72R Series
®
Revised: July 12, 2010
Resettable PTCs
IEC Mark
W
W
W
Δh
Δp
96
D
H
H
58
W
P
P
P
H
l
L
l
F
F
t
1
2
0
0
1
0
0
1
0
2
1
Not specified
consecutive.
Dim. (mm)
10.18
18.5
32.2
42.5
43.2
12.7
25.4
12.7
25.4
3.81
5.08
47 .5
7 .62
0.9
2.0
18
57
1.0
20
11
16
11
3
9
4
0
0
0
Dimensions
Please refer to www.littelfuse.com/series/72R.html for current information.
–0.5 / +0.75
–0.32 / +0.2
–0.5 / +1.0
Tol. (mm)
–/+ 3.0
–/+ 0.5
–/+ 0.3
–/+ 0.5
–/+ 0.3
–/+ 0.7
–/+ 0.7
–/+ 0.8
–/+ 0.8
–/+ 1.0
–/+ 1.3
max.
max.
max.
max.
max.
max.
max.
–/+ 1
max.
max.
min.
Specifications are subject to change without notice.
© 2010 Littelfuse, Inc.