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1812L

Description
RESISTOR, TEMPERATURE DEPENDENT, PTC RESETTABLE FUSE, SURFACE MOUNT
CategoryPassive components   
File Size374KB,6 Pages
ManufacturerLittelfuse
Websitehttp://www.littelfuse.com
Download Datasheet Parametric Compare View All

1812L Overview

RESISTOR, TEMPERATURE DEPENDENT, PTC RESETTABLE FUSE, SURFACE MOUNT

1812L Parametric

Parameter NameAttribute value
Number of terminals2
Processing package descriptionCHIP, 1812, LEAD FREE
each_compliYes
EU RoHS regulationsYes
China RoHS regulationsYes
stateActive-Unconfirmed
Resistor typePTC RESETTABLE FUSE
jesd_609_codee3
Manufacturer Series1812L
Installation featuresSURFACE MOUNT
sub_categoryNon-linear Resistors
terminal coatingMATTE TIN
Thermistor ApplicationOVERLOAD PROTECTION
POLYFUSE
®
Resettable PTCs
Surface Mount
1812L Series
Description
The 1812L series device provides surface mount
overcurrent protection for applications where resettable
protection is desired.
Features
• RoHS compliant and
lead-free
• Fast response to fault
currents
• Compact design saves
board space
Applications
• Plug and play protection
for motherboards and
peripherals
• USB peripherals
• PCI cards
• Game console port
protection
• Low resistance
• Low-profile
• Compatible with high
temperature solders
Agency Approvals
AGENCY
AGENCY FILE NUMBER
E183209
R50082521
Electrical Characteristics
I
hold
(A)
0.10
0.14
0.20
0.50
0.75
0.75
0.75
1.10
1.10
1.10
1.25
1.25
1.50
1.50
1.50
1.60
I
trip
(A)
0.30
0.34
0.40
1.00
1.50
1.50
1.50
2.20
1.95
1.95
2.50
2.50
3.00
3.00
3.00
2.80
V
max
(Vdc)
30
60
30
15
13.2
24
33
6
16
33
15
6
8
12
24
8
I
max
(A)
100
10
100
100
100
100
20
100
100
20
100
100
100
100
20
100
P
d
max.
(W)
0.8
0.8
0.8
0.8
0.8
0.8
0.8
0.8
0.8
0.8
0.8
0.8
0.8
0.8
0.8
0.8
Maximum Time
To Trip
Current
(A)
0.50
1.50
8.00
8.00
8.00
8.00
8.00
8.00
8.00
8.00
8.00
8.00
8.00
8.00
8.00
8.00
Time
(Sec.)
1.50
0.15
0.02
0.15
0.20
0.20
0.20
0.30
0.50
0.50
0.40
0.40
0.30
0.50
1.50
1.00
R
min
(Ω)
1.600
1.500
0.800
0.150
0.100
0.110
0.110
0.040
0.060
0.060
0.050
0.050
0.040
0.040
0.040
0.030
Resistance
R
typ
(Ω)
7.000
4.000
2.900
0.600
0.260
0.200
0.260
0.120
0.120
0.120
0.160
0.090
0.070
0.070
0.070
0.066
R
1max
(Ω)
15.000
6.000
5.000
1.000
0.450
0.290
0.400
0.210
0.180
0.200
0.250
0.140
0.110
0.110
0.120
0.100
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
Agency
Approvals
Part Number
Marking
1812L010
1812L014
1812L020
1812L050-C
1812L075-C
1812L075/24
1812L075/33
1812L110-C
1812L110/16
1812L110/33
1812L125-C
1812L125/6
1812L150-C
1812L150/12
1812L150/24
1812L160-C
LF010
LF014
LF020
LF050
LF075
LF075-24
LF075-33
LF110
LF110-16
LF110-33
LF125
LF125-6
LF150
LF150-12
LF150-24
LF160
1812L Series
Specifications are subject to change without notice.
1
Electronics Designers Guide
www.littelfuse.com
©2006 Littelfuse

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Description RESISTOR, TEMPERATURE DEPENDENT, PTC RESETTABLE FUSE, SURFACE MOUNT RESISTOR, TEMPERATURE DEPENDENT, PTC RESETTABLE FUSE, SURFACE MOUNT RESISTOR, TEMPERATURE DEPENDENT, PTC RESETTABLE FUSE, SURFACE MOUNT RESISTOR, TEMPERATURE DEPENDENT, PTC RESETTABLE FUSE, SURFACE MOUNT RESISTOR, TEMPERATURE DEPENDENT, PTC RESETTABLE FUSE, SURFACE MOUNT RESISTOR, TEMPERATURE DEPENDENT, PTC RESETTABLE FUSE, SURFACE MOUNT RESISTOR, TEMPERATURE DEPENDENT, PTC RESETTABLE FUSE, SURFACE MOUNT RESISTOR, TEMPERATURE DEPENDENT, PTC RESETTABLE FUSE, SURFACE MOUNT RESISTOR, TEMPERATURE DEPENDENT, PTC RESETTABLE FUSE, SURFACE MOUNT RESISTOR, TEMPERATURE DEPENDENT, PTC RESETTABLE FUSE, SURFACE MOUNT
Number of terminals 2 2 2 2 2 2 2 2 2 2
Processing package description CHIP, 1812, LEAD FREE CHIP, 1812, LEAD FREE CHIP, 1812, LEAD FREE CHIP, 1812, LEAD FREE CHIP, 1812, LEAD FREE CHIP, 1812, LEAD FREE CHIP, 1812, LEAD FREE CHIP, 1812, LEAD FREE CHIP, 1812, LEAD FREE CHIP, 1812, LEAD FREE
each_compli Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes
EU RoHS regulations Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes
China RoHS regulations Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes
state Active-Unconfirmed Active-Unconfirmed Active-Unconfirmed Active-Unconfirmed Active-Unconfirmed Active-Unconfirmed Active-Unconfirmed Active-Unconfirmed Active-Unconfirmed Active-Unconfirmed
Resistor type PTC RESETTABLE FUSE PTC RESETTABLE FUSE PTC RESETTABLE FUSE PTC RESETTABLE FUSE PTC RESETTABLE FUSE PTC RESETTABLE FUSE PTC RESETTABLE FUSE PTC RESETTABLE FUSE PTC RESETTABLE FUSE PTC RESETTABLE FUSE
jesd_609_code e3 e3 e3 e3 e3 e3 e3 e3 e3 e3
Manufacturer Series 1812L 1812L 1812L 1812L 1812L 1812L 1812L 1812L 1812L 1812L
Installation features SURFACE MOUNT SURFACE MOUNT SURFACE MOUNT SURFACE MOUNT SURFACE MOUNT SURFACE MOUNT SURFACE MOUNT SURFACE MOUNT SURFACE MOUNT SURFACE MOUNT
sub_category Non-linear Resistors Non-linear Resistors Non-linear Resistors Non-linear Resistors Non-linear Resistors Non-linear Resistors Non-linear Resistors Non-linear Resistors Non-linear Resistors Non-linear Resistors
terminal coating MATTE TIN MATTE TIN MATTE TIN MATTE TIN MATTE TIN MATTE TIN MATTE TIN MATTE TIN MATTE TIN MATTE TIN
Thermistor Application OVERLOAD PROTECTION OVERLOAD PROTECTION OVERLOAD PROTECTION OVERLOAD PROTECTION OVERLOAD PROTECTION OVERLOAD PROTECTION OVERLOAD PROTECTION OVERLOAD PROTECTION OVERLOAD PROTECTION OVERLOAD PROTECTION
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