RUSBF155 Datasheet, PDF (1/2 Pages) Littelfuse – Specification Status: Released

PolySwitch®
PTC Devices
Overcurrent Protection Device
PRODUCT: RUSBF155
DOCUMENT: SCD25246
REV LETTER: F
REV DATE: JULY 26, 2016
PAGE NO.: 1 OF 2
Specification Status: Released
Electrical Rating
Voltage: 6VDC MAX
Current: 40A MAX
Insulating Material:
Cured, Flame Retardant Epoxy
Polymer
meets UL 94 V-O Requirements
Lead Material:
24 AWG Tin Plated Copper Clad Steel
Marking:
Manufacturer’s Mark
R155 ^{and Part Identification}
Lot Identification
TABLE I. DIMENSIONS:
A
B
MIN MAX MIN MAX
mm: --
6.9
-- 11.7
in*: -- (0.27) -- (0.46)
C
MIN MAX
4.3 5.9
(0.17) (0.23)
D
MIN MAX
7.6
--
(0.30) --
E
MIN MAX
--
3.1
-- (0.12)
TABLE II. PERFORMANCE RATINGS :
I HOLD
RATED
CURRENT
CURRENT
RATINGS
INITIAL RESISTANCE
VALUES
ONE HOUR
POST-TRIP
RESISTANCE
STANDARD
TRIP
TIME TO
TRIP
@ 7.75A
TRIPPED
-STATE
POWER
DISSIPAT
ION
AMPERS
AMPERES
OHMS
OHMS
SECONDS WATTS
AT 20C
HOLD
AT 20C
HOLD TRIP
AT 20C
MIN TYP MAX
AT 20C
MAX
AT 20C AT 20C
1.55
1.55
2.65
0.04 0.06 0.0705
0.10
2.2
0.6
Agency Recognitions:
Reference Documents:
Precedence:
Effectivity:
CAUTION:
UL, CSA, TUV
PS300
This specification takes precedence over documents referenced herein.
Reference documents shall be the issue in effect on the date of invitation for bid.
Operation beyond the rated voltage or current may result in rupture, electrical arcing or flame.
Materials Information
ROHS Compliant
ELV Compliant
Pb-Free
Halogen Free*
HF
* Halogen Free refers to: Br≤900ppm, Cl≤900ppm, Br+Cl≤1500ppm.
© 2016 Littelfuse,Inc.
Specifications are subject to change without notice
Revised July 26,2016
littelfuse.com