PolySwitch®
PTC Devices
PRODUCT: RKEF090
Overcurrent Protection Device
DOCUMENT: SCD26919
REV LETTER: E
REV DATE: MARCH 12, 2013
PAGE NO.: 1 OF 1
Specification Status: Released
Electrical Rating
Voltage:
Current:
60V MAX
40A MAX
Insulating Material:
Cured, Flame Retardant Epoxy Polymer
Lead Material:
24 AWG Tin Plated Copper
Marking:
Manufacturer’s Mark
K90
and Part Identification
Lot Identification
TABLE I. DIMENSIONS:
A
mm:
in*:
B
MIN
MAX
MIN
MAX
-7.87
--13.97
-(0.31)
--(0.55)
*Rounded off approximation
C
MIN
4.32
(0.17)
D
MAX
5.84
(0.23)
MIN
7.6
(0.3)
E
MAX
-----
MIN
-----
MAX
3.56
(0.14)
TABLE II. PERFORMANCE RATINGS :
I HOLD
RATED
CURRENT
CURRENT
RATINGS
INITIAL
RESISTANCE
VALUES
TIME TO TRIP
AMPERES
AT 20C
HOLD
0.90
AMPERES
AT 20C
HOLD TRIP
0.90
1.80
OHMS
AT 20C
MIN
MAX
0.19
0.32
SECONDS AT
20C, 8 A
MAX
2.0
Agency Recognitions:
Reference Documents:
Precedence:
Effectivity:
CAUTION:
ONE HOUR
POST-TRIP
RESISTANCE
STANDARD
TRIP
OHMS
AT 20C
MAX
0.52
TRIPPEDSTATE
POWER
DISSIPATION
WATTS
AT 20C
NOMINAL
1.5
UL, TUV, CSA
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.
© 2008, 2013 Tyco Electronics Corporation, a TE Connectivity Ltd. Company.
TE Connectivity Proprietary Information
All rights reserved.
