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FRT250-33F 参数 Datasheet PDF下载

FRT250-33F图片预览
型号: FRT250-33F
PDF下载: 下载PDF文件 查看货源
内容描述: 径向引线PTC自恢复保险丝: FRT系列初步 [Radial Leaded PTC Resettable Fuse: FRT Series Preliminary]
分类和应用:
文件页数/大小: 3 页 / 183 K
品牌: DBLECTRO [ DB LECTRO INC ]
 浏览型号FRT250-33F的Datasheet PDF文件第2页浏览型号FRT250-33F的Datasheet PDF文件第3页  
NO.
PQ15-101E
5
Page
1/3
Product Specification and Approval Sheet
Version
Radial Leaded PTC Resettable Fuse: FRT Series
Preliminary
1. Summary
(a) RoHS Compliant (Lead Free) Product
(b) Applications: IEEE 1394 FireWire, Computers & Consumer electronics
(c) Product Features: Fast trip time, Lower Trip-to-hold Ratio, Radial-leaded product
ideal for up to 36V
(d) Operation Current: 500mA~2.50A
(e) Maximum Voltage: 36V
(f) Temperature Range : -40℃ to 85℃
2. Agency Recognition
UL:
Pending
C-UL: Pending
TÜV:
Pending
3. Electrical Characteristics (23℃)
Part
Number
FRT050-33F
FRT075-33F
FRT090-33F
FRT120-33F
FRT135-33F
FRT160-33F
FRT190-33F
FRT220-33F
FRT250-33F
Hold
Current
I
H
,A
0.50
0.75
0.90
1.20
1.35
1.60
1.90
2.20
2.50
Trip
Maximum Rated
Current Current Voltage
I
T
,A
1.10
1.50
1.80
2.30
2.50
2.75
3.00
3.50
4.00
I
MAX
,A
40
40
40
40
40
40
40
40
40
V
MAX
,V
dc
36
36
36
36
36
36
36
36
36
Typical
Power
Pd, W
0.67
0.71
0.74
0.78
0.84
0.86
0.90
0.95
0.99
Resistance
Tolerance
R
MIN
Ω
0.140
0.115
0.090
0.074
0.059
0.041
0.045
0.025
0.020
R1
MAX
Ω
0.448
0.368
0.288
0.180
0.143
0.131
0.092
0.080
0.064
I
H
=Hold current-maximum current at which the device will not trip at 23
still air.
I
T
=Trip current-minimum current at which the device will always trip at 23
still air.
V
MAX
=Maximum voltage device can withstand without damage at its rated current.
I
MAX
= Maximum fault current device can withstand without damage at rated voltage (V
MAX
).
Pd=Typical power dissipated from device when in tripped state in 23
still air environment.
R
MIN
=Minimum device resistance at 23℃.
R
1
MAX
=Maximum device resistance at 23
℃,
1 hour after tripping .
Physical specifications:
Lead material: Tin plated copper, 24 AWG.
Soldering characteristics:MIL-STD-202, Method 208E.
Insulating coating:Flame retardant epoxy, meets UL -94V-0 requirement.
DB LECTRO Inc. 3600 boul. Matte suite i Brossard Qc J4Y-2Z2 tel:(450)-444-1424 fax:(450)-444-4714 www.dblectro.com