PolySwitch®
PTC Devices
PRODUCT: RXEF025
DOCUMENT: SCD25216
REV LETTER: I
REV DATE: FEBRUARY 02, 2012
PAGE NO.: 1 OF 1
Overcurrent Protection Device
Specification Status: Released
Electrical Rating
Voltage: 72 V max (AC or DC)
Current: 40 A max (AC or DC)
Insulating Material:
Cured, Flame Retardant Epoxy Polymer
meets UL94 V-0 Requirements
Lead Material:
24 AWG Tin Plated Copper Clad Steel
Marking:
Manufacturer’s Mark
X25
and Part Identification
Lot Identification
TABLE I. DIMENSIONS:
A
mm:
in*:
B
MIN
MAX
MIN MAX
-7.4
-12.7
-(0.29)
-(0.50)
*Rounded off approximation
C
MIN
4.3
(0.17)
D
MAX
5.8
(0.23)
MIN
7.6
(0.30)
E
MAX
---
MIN
---
MAX
3.0
(0.12)
TABLE II. PERFORMANCE RATINGS:
I HOLD
RATED
CURRENT
CURRENT
RATINGS
INITIAL
RESISTANCE
VALUES
TIME TO TRIP
AMPERES
AT 20C
HOLD
0.25
AMPERES
AT 20C
HOLD TRIP
0.25
0.50
OHMS
AT 20C
MIN
MAX
1.25
1.95
SECONDS AT
20C, 1.25A
MAX
2.5
Agency Recognitions:
Reference Documents:
Precedence:
Effectivity:
CAUTION:
ONE HOUR
POST-TRIP
RESISTANCE
STANDARD
TRIP
OHMS
AT 20C
MAX
3.00
TRIPPED- STATE
POWER
DISSIPATION
WATTS
AT 20C
NOMINAL
0.45
WATTS
AT 20C
MAX
0.62
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.
© 2005, 2012 Tyco Electronics Corporation, a TE Connectivity Ltd. Company.
All rights reserved.
