Littelfuse LR4-260F Polyswitch ptc device Datasheet

PolySwitch®
PTC Devices
PRODUCT: LR4-260F
DOCUMENT: SCD25973
REV LETTER: D
REV DATE: JULY 26, 2016
PAGE NO.: 1 OF 2
Overcurrent Protection Device
Specification Status: Released
Electrical Rating
Voltage: 15V MAX
Current: 100A MAX
Chip Size: 5 X 12mm
Leads: Nickel 1/4H
0.125mm nominal thickness
Tape: Polyester (White)
13mm Width
ORIENTATION MARK (Blue)
Solder: Lead-free
Marking (Color: Green)
Manufacturer's Mark
E26
Part Identification
Lot Identification
TABLE I. DIMENSIONS:
A
Mm:
MIN
20.9
B
MAX
23.1
MIN
4.9
C
MAX
5.5
In*: (0.82) (0.91) (0.19) (0.22)
*Rounded off approximation
D
E
F
G
MIN
0.6
MAX
1.0
MIN
4.1
MAX
5.5
MIN
4.1
MAX
5.5
MIN
3.9
MAX
4.1
(0.02)
(0.04)
(0.16)
(0.22)
(0.16)
(0.22)
(0.15)
(0.16)
MIN
MAX
TABLE II. PERFORMANCE RATINGS: As measured in Muller Kelvin Clips Model BU-75K.
I HOLD
REFERENC ONE-HOUR
TRIPPEDE
POST-TRIP
STATE
RESISTANC RESISTANCE
POWER
E
DISSIPATION
AMPS
AMPS
AMPS
AMPS
AMPS
SECONDS
OHMS
OHMS
WATTS AT
20°C
AT 0°C
AT 20°C
AT 60°C
AT --°C
AT
AT 20°C
AT 20°C
20°C, 15V
20°C,13.0A
HOLD HOLD TRIP HOLD TRIP HOLD TRIP HOLD TRIP TYP MAX MIN MAX MIN MAX TYP MAX
2.6
3.1
6.8
2.6
5.8 1.9
4.2
---5 0.020 0.042 0.020 0.063
-2.5
Agency Recognitions:
Reference Documents:
Precedence:
Effectivity:Reference
CAUTION:Operation
CURRENT TRIP LIMITS
TIME TO
TRIP
UL, TUV, CSA
PS300
This specification takes precedence over documents referenced herein.
documents shall be the issue in effect on the date of invitation for bid.
beyond the rated voltage or current may result in rupture, electrical arcing or flame.
MATERIALS INFORMATION:
ROHS Compliant
© 2016 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised July 26, 2016
ELV Compliant
Pb-Free
littelfuse.com
PolySwitch®
PTC Devices
Overcurrent Protection Device
PRODUCT: LR4-260F
DOCUMENT: SCD25973
REV LETTER: D
REV DATE: JULY 26, 2016
PAGE NO.: 2 OF 2
Information furnished is believed to be accurate and reliable. However, users should independently evaluate the suitability of and test each product selected for their
own applications. Littelfuse products are not designed for, and shall not be used for, any purpose (including, without limitation, military, aerospace, medical, lifesaving,
life-sustaining or nuclear facility applications, devices intended for surgical implant into the body, or any other application in which the failure or lack of desired
operation of the product may result in personal injury, death, or property damage) other than those expressly set forth in applicable Littelfuse product documentation.
Warranties granted by Littelfuse shall be deemed void for products used for any purpose not expressly set forth in applicable Littelfuse documentation. Littelfuse shall
not be liable for any claims or damages arising out of products used in applications not expressly intended by Littelfuse as set forth in applicable Littelfuse
documentation. The sale and use of Littelfuse products is subject to Littelfuse Terms and Conditions of Sale, unless otherwise agreed by Littelfuse.
© 2016 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised July 26, 2016
littelfuse.com
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