參數(shù)資料
型號(hào)： 0242.250UAT1
元件分類： 保險(xiǎn)絲
英文描述： ELECTRIC FUSE, 0.25A, 250VAC, 250VDC, 4000A (IR), THROUGH HOLE
封裝： ROHS COMPLIANT
文件頁(yè)數(shù)： 2/2頁(yè)
文件大?。?/td> 344K
代理商： 0242.250UAT1
Introduction to Circuit Protection
Introduction to Circuit Protection
Transientology
342
2009 Littelfuse, Inc.
Specifications are subject to change without notice.
Special Application Fuses
Barrier Network Fuse 242 Series
242 Series Barrier Network Fuse
Please refer to www.littelfuse.com/series/242.html for current information.
Average Time Current Curves
100
10
1
0.1
0.01
0.001
1
10
1000
0.1
TIME
IN
SECONDS
CURRENT IN AMPERES
242 Series
.050
A
.080
A
.1
00
A
.1
60
A
.20
0
A
.250
A
.1
25
A
Reflow Condition
Pb – Free assembly
Pre Heat
-Temperature Min (T
s(min))
150°C
-Temperature Max (T
s(max))
200°C
-Time (min to max) (t
s)
60 – 180 secs
Average ramp up rate (LiquidusTemp
(T
L) to peak
5°C/second max
T
S(max) to TL - Ramp-up Rate
5°C/second max
Reflow
-Temperature (T
L) (Liquidus)
217°C
-Temperature (t
L)
60 – 150 seconds
PeakTemperature (T
P)
250+0/-5 °C
Time within 5°C of actual peakTemp. (t
p)
20 – 40 seconds
Ramp-down Rate
5°C/second max
Time 25°C to peakTemperature (T
P)
8 minutes Max.
Do not exceed
260°C
Soldering Parameters
Product Characteristics
Dimensions
3.02mm
(.119")
8.40mm
(.331")
4.00mm
4.60mm
(.181")
1.90mm
(.075")
3.02mm
(.119")
8.40mm
(.331")
4.60mm
(.181")
2.90mm
3.20mm
9.80mm
1.90mm
(.075")
.635mm
(.025")
Operating Temperature
–40OC to 125OC.
Thermal Shock
Withstands 5 cycles of – 55OC to
125OC
Vibration
Per MIL-STD-202F
Insulation Resistance
(After Opening)
Greater than 10,000 ohms.
Part Numbering System
0242.050UAT1
SERIES
AmP CODE
QUANTITY & PACkAgINg CODE
Refer to Amp Code column in the
Electrical Specifications table.
HAT1=100pcs,AxialLeaded,AmmoPackT1Tape
UAT1=500pcs,AxialLeaded,AmmoPackT1Tape
UR=500pcs,SurfaceMount,Tape&Reel
Wave Soldering
260°C, 10 seconds max.
Time
Te
mperatur
e
TP
TL
TS(max)
TS(min)
25
tP
tL
tS
time to peak temperature
(t 25C to peak)
Ramp-down
Ramp-up
Preheat
Critical Zone
TL to TP
相關(guān)PDF資料
PDF描述
0242.250UR ELECTRIC FUSE, 0.25A, 250VAC, 250VDC, 4000A (IR), SURFACE MOUNT
0242.050HAT1 ELECTRIC FUSE, 0.05A, 250VAC, 250VDC, 4000A (IR), THROUGH HOLE
0242.080HAT1 ELECTRIC FUSE, 0.08A, 250VAC, 250VDC, 4000A (IR), THROUGH HOLE
0242.100HAT1 ELECTRIC FUSE, 0.1A, 250VAC, 250VDC, 4000A (IR), THROUGH HOLE
0242.160HAT1 ELECTRIC FUSE, 0.16A, 250VAC, 250VDC, 4000A (IR), THROUGH HOLE
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