POLYMER PTC
RESETTABLE FUSE
Part Number:TRB250-6
1、Physical Dimensions
Part Number
TRB250-6
A
Max
13.0
B
Max
18.3
C
TYP
5.1
D
Nor
4±2
电路保护元器件专业制造商
Web:
http://www.tlcet.com.cn
Product: Resettable Fuse
Revision: A
Date: 2016-11-12
Page No.: 1 OF 1
Unit:mm
E
Max
3.1
Lead
Φ
0.60
2、Electrical Characteristics
Part Number
TRB250-6
I
H
(A)
2.50
I
T
(A)
5.0
V
max
(V)
30
I
max
(A)
40
Current(A)
12.5
T
trip
(Max time to trip)
Time(S)
10.3
Pd
typ
（W）
1.20
R
min
(Ω)
0.020
R
max
(Ω)
0.048
R1
max
(Ω)
0.072
I
H
: Holding Current: maximum current at which the device will not trip in 25℃ still air.
I
T
: Tripping Current minimum current at which the device will trip in 25℃ still air.
V
max
: Maximum voltage device can withstand without damage at rated current.
I
max
: Maximum fault current device can withstand without damage at rated voltage.
T
trip
: Maximum time to trip(s) at assigned current.
Pd
typ
: Rated working power.
R
min
: Minimum resistance of device prior to trip at 25℃.
R
max
: Maximum resistance of device prior to trip at 25℃.
R1
max
: Maximum resistance of device is measured one hours post reflow at 25℃.
3、Thermal Derating
Part Number
TRB250-6
Ambient Operating Temperature
-40℃
3.63
-20℃
3.25
0℃
2.88
25℃
2.50
40℃
2.08
50℃
1.93
60℃
1.70
70℃
1.53
85℃
1.30
Condition
4ºC/second max.
100ºC
125ºC
60-180 seconds
265ºC
5 seconds
6 ºC /second max.
5 minutes max.
0ºC ~35ºC,
≦70%RH,
2 Years
4、Wave Soldering Parameters
Profile Feature
Average Ramp-Up Rate (Tsmax to TP)
Preheat
-Temperature Min (Tsmin)
-Temperature Max (Tsmax)
-Time (Tsmin to Tsmax)
Peak Temperature (TP)
Max Time at Peak Temperature (tP)
Ramp-Down Rate
Time 25ºC to Peak Temperature
Storage Condition
5、Package Information
Packing quantity:500pcs/bag
6、Agency Recognition：TUV
Caution:Operation beyond the rated voltage or current may result in rupture electrical arcing or flame.Specifications are
subject to change without notice.
TEL: 86-0769-3892 0554
FAX: 86-0769-8793 2077
E-mail:sales@tlcet.com.cn
Address:No.18,5th GaoLi Road,TangXia Town,DongGuan,GuangDong,P.R China 523710
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