F39331-000 [LITTELFUSE]
PTC Resettable Fuse;
| 型号： | F39331-000 |
| 厂家： | 
LITTELFUSE |
| 描述： | PTC Resettable Fuse |
| 文件： | 总2页 (文件大小：103K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
PRODUCT: TCF250-100T-B-0.5
PolySwitch®
PTC Devices
DOCUMENT: SCD25900
REV LETTER: F
REV DATE: JULY 26, 2016
PAGE NO.: 1 OF 2
Overcurrent Protection Device
Specification Status: Released
Operating Conditions at 20°C:
Maximum Continuous Operating Voltage (VMCO): 60VDC
Maximum Interrupt Current (IINT ): 3ARMS
Fault Ratings at 20°C:
250VRMS, 3A, 10 applications
Additional Info at 20°C:
• Resistance matched: 0.5 Ohm
• Lightning withstand:
- ITU-T K.20, K21 - 1.0 kV
• Helps equipment meet ITU-T K.20 Recommendations
• Helps equipment meet Telcordia GR1089 intrabuilding requirements
Marking:
TABLE I. DIMENSIONS:
A
B
C
MIN
MAX
MIN
MAX
MIN
MAX
mm:
4.6
4.9
4.6
4.9
2.0
2.3
in:* (0.184) (0.192) (0.184) (0.192) (0.079) (0.091)
*Rounded off approximation.
TABLE II. PERFORMANCE RATINGS @ 20°C, unless otherwise noted (as measured in test board # T2978):
HOLD
CURRENT* CURRENT*
(A) @ 40°C (A) @ 40°C
TRIP
RESISTANCE (Ω)
TIME TO TRIP(Sec)
@ 1A
OPERATING
TEMPERATURE
(°C)
TRIPPED
POWER DISSIPATION
(W) @ 60VDC
*
R MIN R MAX R1MAX**
TYP
MAX
MIN
MAX
TYP
MAX
0.090
0.150
14.0
18.0
24.0
0.2
0.4
-40
85
0.7
0.8
* Dependent on Heat Sinking of Mounting Fixture.
**Maximum device resistance at 20°C measured 1hour post trip.
TABLE III. APPLICABLE PART DESCRIPTIONS:
PART DESCRIPTION
PACKAGING TYPE
Bulk
NOTES
N/A
TCF250-100T-B-0.5
Agency Recognitions:
Reference Documents:
Precedence:
N/A
PS300, ITU-T K.20, K.21
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
© 2016 Littelfuse,Inc
Littelfuse.com
Specifications are subject to change without notice.
Revised July 26, 2016
PRODUCT: TCF250-100T-B-0.5
PolySwitch®
PTC Devices
DOCUMENT: SCD25900
REV LETTER: F
REV DATE: JULY 26, 2016
PAGE NO.: 2 OF 2
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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