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参数资料
| 型号： | TRF250-120T-R2-B-0.5 |
| 厂商： | TE Connectivity |
| 文件页数： | 1/1页 |
| 文件大小： | 0K |
| 描述： | POLYSWITCH PTC RESET .12A HOLD |
| 产品培训模块： | Circuit Protection Products |
| 标准包装： | 2,000 |
| 系列： | PolySwitch® |
| 电流 - 维持(Ih)： | 120mA |
| 电流 - 跳闸(It)： | 240mA |
| 电流 - 最大： | 3A |
| 电压 - 最大： | 60V |
| R最小/最大： | 8.000 ~ 10.500 欧姆 |
| 跳闸时间： | 0.75s |
| 封装/外壳： | 径向 |
| 包装： | 散装 |
| 其它名称： | RF0425-000 |
PolySwitch?
PRODUCT: TRF250-120T-R2-B-0.5
DOCUMENT: SCD26447
308 Constitution Drive
Menlo Park, CA 94025-1164
Phone: 800-227-4856
PTC Devices
Overcurrent Protection Device
REV LETTER: F
REV DATE: MAY 13, 2011
PAGE NO.: 1 OF 1
www.circuitprotection.com
Specification Status: Released
Operating Conditions at 20 ° C:
Maximum Continuous Operating Voltage (V MCO ): 60V DC
Maximum Interrupt Current (I INT ): 3A RMS
Fault Ratings at 20°C:
250 V RMS , 3A, 10 applications
Additional Info at 20°C:
? Resistance matched: 0.5 Ohm
? Lightning withstand: 1.5 kV per ITU-T K.20, K.21
? Helps equipment meet ITU-T K.20, K.21 Recommendations
? Helps equipment meet Telcordia GR1089 intrabuilding requirements
Lead Material:
22 AWG Sn-Plated Copper (0.64 mm [0.025”] nominal diameter)
External Coating Material:
Cured, flame retardant epoxy polymer, meeting UL94 V-0 requirements
Marking:
TABLE I. DIMENSIONS:
A B
C
D
E
F
MIN MAX MIN MAX
MIN
MAX
MIN
MAX
NOM
MAX
mm:
-- 6.5 -- 11.0
--
4.6
4.7
--
5.0
7.0
in:* -- (0.26) -- (0.43)
--
(0.18)
(0.19)
--
(0.20)
(0.28)
*Rounded off approximation
TABLE II. PERFORMANCE RATINGS @ 20°C:
HOLD
TRIP
RESISTANCE ( )
TIME TO TRIP(Sec)
OPERATING
TRIPPED
CURRENT CURRENT
@ 1A
TEMPERATURE
POWER DISSIPATION
(A)
(A)
(°C)
(W) @ 60V DC
R MIN R MAX
R 1 MAX *
TYP
MIN MAX
TYP MAX
0.120 0.240 8.0 10.5 16.0
0.75
-40 85
.0.8 0.9
*Maximum device resistance at 20°C measured 1 hour post trip
TABLE III. APPLICABLE PART DESCRIPTION S:
PART DESCRIPTION
TRF250-120T-R2-B-0.5
PACKAGING TYPE
Bulk
NOTES
N/A
Agency Recognitions:
Reference Documents:
Precedence:
Effectivity:
CAUTION:
Materials Information
UL (File #E74889), CSA (File #78165), TUV
PS300, ITU-T K.20, K.21
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.
ROHS Compliant
ELV Compliant
Pb-Free
? 2006, 2011 Tyco Electronics Corporation, a TE Connectivity Ltd. Company. All rights reserved.
相关PDF资料 |
PDF描述 |
|---|---|
| TRF250-120T-RF-B-0.5-2 | POLYSWITCH PTC RESET 0.12A RADIA |
| TRF250-120U-2 | POLYSWITCH PTC RESET 0.12A HOLD |
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| TRF250-145-RA-B-0.5 | POLYSWITCH PTC RESET 0.145A HOLD |
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相关代理商/技术参数 |
参数描述 |
|---|---|
| TRF250-120T-RA | 制造商:MA-COM 制造商全称:M/A-COM Technology Solutions, Inc. 功能描述:PolySwitch Resettable Devices Telecommunications & Networking Devices |
| TRF250-120T-RA-B-0.5 | 功能描述:可复位保险丝 - RoHS:否 制造商:Bourns 电流额定值: 电阻:7.5 Ohms 最大直流电压: 保持电流:0.1 A 安装风格:SMD/SMT 端接类型:SMD/SMT 跳闸电流:0.6 A 引线间隔: 系列:MF-PSHT 工作温度范围:- 40 C to + 125 C |
| TRF250-120T-RC | 制造商:MA-COM 制造商全称:M/A-COM Technology Solutions, Inc. 功能描述:PolySwitch Resettable Devices Telecommunications & Networking Devices |
| TRF250-120T-RC-B-0.5 | 功能描述:可复位保险丝 .12A 250V RoHS:否 制造商:Bourns 电流额定值: 电阻:7.5 Ohms 最大直流电压: 保持电流:0.1 A 安装风格:SMD/SMT 端接类型:SMD/SMT 跳闸电流:0.6 A 引线间隔: 系列:MF-PSHT 工作温度范围:- 40 C to + 125 C |
| TRF250-120T-RC-B-0.5-2 | 功能描述:可复位保险丝 60V 3A 7.5Ohms RoHS:否 制造商:Bourns 电流额定值: 电阻:7.5 Ohms 最大直流电压: 保持电流:0.1 A 安装风格:SMD/SMT 端接类型:SMD/SMT 跳闸电流:0.6 A 引线间隔: 系列:MF-PSHT 工作温度范围:- 40 C to + 125 C |
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