RF2704-000 [LITTELFUSE]
PTC Resettable Fuse;
| 型号： | RF2704-000 |
| 厂家： | 
LITTELFUSE |
| 描述： | PTC Resettable Fuse |
| 文件： | 总2页 (文件大小：327K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
PRODUCT: RXEF300K
PolySwitch®
DOCUMENT: SCD26451
REV LETTER: E
REV DATE: JULY 26, 2016
PAGE NO.: 1 OF 2
PTC Devices
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:
20 AWG Tin Plated Copper
Marking:
Manufacturer’s Mark
and Part Identification
X300
Lot Identification
TABLE I. DIMENSIONS:
A
B
C
D
E
MIN
--
--
MAX
23.11
(0.91)
MIN
--
--
MAX
29.3
(1.16)
MIN
9.4
(0.37)
MAX
10.9
(0.43) (0.30)
MIN
7.6
MAX
--
--
MIN
--
--
MAX
3.0
(0.12)
mm:
in*:
*Rounded off approximation
TABLE II. PERFORMANCE RATINGS:
I HOLD
RATED
CURRENT
CURRENT
RATINGS
INITIAL
RESISTANCE
VALUES
TIME TO TRIP
ONE HOUR
POST-TRIP
RESISTANCE
STANDARD
TRIP
TRIPPED- STATE
POWER
DISSIPATION
AMPERES
AT 20C
HOLD
AMPERES
AT 20C
OHMS
AT 20C
SECONDS AT
20C, 15.0A
MAX
OHMS
AT 20C
MAX
WATTS
WATTS
AT 20C
MAX
AT 20C
NOMINAL
2.8
HOLD TRIP
MIN
0.04
MAX
0.06
3.0
3.0
6.0
19.8
0.10
3.49
Agency Recognitions
Reference Documents:
Precedence:
UL, CSA, TUV, CQC
PS300
This specification takes precedence over documents referenced herein.
Effectivity:
Reference documents shall be the issue in effect on the date of invitation for bid.
CAUTION:
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.
littelfuse.com
Specifications are subject to change without notice.
Revised July 26, 2016
PRODUCT: RXEF300K
PolySwitch®
DOCUMENT: SCD26451
REV LETTER: E
REV DATE: JULY 26, 2016
PAGE NO.: 2 OF 2
PTC Devices
Overcurrent Protection Device
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.
littelfuse.com
Specifications are subject to change without notice.
Revised July 26, 2016
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