
www.littelfuse.com
2006 Littelfuse
POLYFUSE
Resettable PTCs
Surface Mount
2920L Series
Specifications are subject to change without notice.
Electronics Designers Guide
Dimensions (mm)
C
Top
View
Pad
Layout
Side
View
Bottom
View
5.30 mm
(.209”)
4.60 mm
(.181”)
2.0mm
(.079”)
D
MARKING CODE VARIES
WITH AMPERAGE AND VOLTAGE RATING
(SEE CHART)
SHOWN ARE:
- 2.0A/24V RATING (RIGHT)
E
A
B
150
150
200
-24
Part Number
A
B
C
D
E
Inches
Min. Max. Min. Max. Min. Max. Min. Max. Min. Max. Min. Max.
0.26
0.31
6.73
7.98
0.19
0.21
0.26
0.31
6.73
7.98
0.19
0.21
0.26
0.31
6.73
7.98
0.19
0.21
0.26
0.31
6.73
7.98
0.19
0.21
0.26
0.31
6.73
7.98
0.19
0.21
0.26
0.31
6.73
7.98
0.19
0.21
0.26
0.31
6.73
7.98
0.19
0.21
0.26
0.31
6.73
7.98
0.19
0.21
0.26
0.31
6.73
7.98
0.19
0.21
0.26
0.31
6.73
7.98
0.19
0.21
0.26
0.31
6.73
7.98
0.19
0.21
0.26
0.31
6.73
7.98
0.19
0.21
0.26
0.31
6.73
7.98
0.19
0.21
mm
Inches
mm
Inches
mm
Inches mm
Min.
0.01
0.01
0.01
0.01
0.01
0.01
0.01
0.01
0.01
0.01
0.01
0.01
0.01
Inches
Min
0.01
0.01
0.01
0.01
0.01
0.01
0.01
0.01
0.01
0.01
0.01
0.01
0.01
mm
Min.
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
Max. Min. Max.
0.08
0.25
0.08
0.25
0.08
0.25
0.08
0.25
0.08
0.25
0.08
0.25
0.08
0.25
0.08
0.25
0.08
0.25
0.08
0.25
0.08
0.25
0.08
0.25
0.08
0.25
2920L030
2920L050
2920L075
2920L100
2920L125
2920L150
2920L185
2920L200
2920L200/24
2920L250
2920L260
2920L300
2920L300/15
4.8
4.8
4.8
4.8
4.8
4.8
4.8
4.8
4.8
4.8
4.8
4.8
4.8
5.44
5.44
5.44
5.44
5.44
5.44
5.44
5.44
5.44
5.44
5.44
5.44
5.44
0.03
0.03
0.03
0.02
0.02
0.03
0.03
0.03
0.03
0.03
0.02
0.03
0.03
0.05
0.05
0.05
0.04
0.04
0.05
0.05
0.05
0.05
0.05
0.04
0.05
0.05
0.75
0.75
0.75
0.55
0.55
0.75
0.75
0.75
0.75
0.75
0.55
0.75
0.75
1.25
1.25
1.25
1
1
1.25
1.25
1.25
1.25
1.25
1
1.25
1.25
2
2
2
2
2
2
2
2
2
2
2
2
2
Part Numbering System
PACKAGING STYLE
R:
Tape & Reel
SIZE
L: LITTELFUSE SURFACE MOUNT PPTC
I
HOLD
CURRENT CODE (SEE TABLE BELOW)
/XX: SPECIAL VOLTAGE RATING (NOT APPLICABLE TO ALL PARTS)
QUANTITY CODE:
D=1500 P=2000
2920 L 200 /24 D R
SERIES