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參數(shù)資料
| 型號： | MF-R055 |
| 廠商： | Bourns Inc. |
| 元件分類： | PTC可重調(diào)的保險絲 |
| 英文描述： | PTC Resettable Fuses |
| 中文描述： | PTC自復(fù)保險絲 |
| 文件頁數(shù)： | 1/4頁 |
| 文件大小： | 135K |
| 代理商： | MF-R055 |
Features
■
Radial Leaded Devices
■
Cured, flame retardant epoxy polymer
insulating material meets UL 94V-0
requirements
■
Lead free option available
■
Agency recognition:
Applications
Almost anywhere there is a load to be
protected with a voltage supply of up to
90 V, including:
■
Broadband cable power passing taps
■
Set-top boxes
One Hour
Post-Trip
Resistance
Standard Trip
Ohms
at 23 °C
Max.
2.0
2.0
1.65
Maximum
Time
To Trip
Nominal
Tripped
Power
Dissipation
Watts
at 23 °C
Typ.
2.0
2.0
2.5
Ihold
Itrip
Initial
Resistance
Values
V max.
Volts
I max.
Amps
Amps
at 23 °C
Hold
0.55
0.55
0.75
Amps
at 23 °C
Trip
1.1
1.1
1.5
Ohms
at 23 °C
Min.
0.45
0.45
0.37
Amps
at 23 °C
Seconds
at 23 °C
Model
Max.
0.9
0.9
0.75
MF-R055/90U
MF-R075/90
90
90
90
10
10
10
1.6
1.6
2.0
60
28
60
TV Rheinland
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
MF-R/90 Series -
PTC Resettable Fuses
Electrical Characteristics
Thermal Derating Chart - Ihold / Itrip(Amps)
Ambient Operating Temperature
23 C
40 C
0.55 / 1.1
0.45 / 0.9
0.55 / 1.1
0.45 / 0.9
0.75 / 1.5
0.61 / 1.22
Model
-40 C
0.85 / 1.7
0.85 / 1.7
1.15 / 2.3
-20 C
0.75 / 1.5
0.75 / 1.5
1.0 / 2.0
0 C
50 C
0.4 / 0.8
0.4 / 0.8
0.55 / 1.1
60 C
0.35 / 0.7
0.35 / 0.7
0.48 / 0.96
70 C
0.3 / 0.6
0.3 / 0.6
0.41 / 0.82
85 C
0.22 / 0.44
0.22 / 0.44
0.30 / 0.6
MF-R055/90
MF-R055/90U
MF-R075/90
0.65 / 1.3
0.65 / 1.3
0.9 / 1.8
“U” suffix indicates product without insulation coating.
Operating/Storage Temperature ........................-40 °C to +85 °C
Maximum Device Surface Temperature
in Tripped State ................................................125 °C
Passive Aging......................................................+85 °C, 1000 hours ....................................±5 % typical resistance change
Humidity Aging....................................................+85°C, 85% R.H. 1000 hours......................±5 % typical resistance change
Thermal Shock....................................................+125 °C to -55 °C, 10 times........................±10 % typical resistance change
Solvent Resistance ............................................MIL-STD-202, Method 215 ........................No change
Vibration..............................................................MIL-STD-883C, Method 2007.1, ................No change
Condition A
Environmental Characteristics
Test
Visual/Mech. ......................................................Verify dimensions and materials..................Per MF physical description
Resistance ..........................................................In still air @ 23 °C ........................................Rmin
≤
R
≤
Rmax
Time to Trip ........................................................At specified current, Vmax, 23 °C ..............T
≤
max. time to trip (seconds)
Hold Current ......................................................30 min. at Ihold............................................No trip
Trip Cycle Life ....................................................Vmax, Imax, 100 cycles ..............................No arcing or burning
Trip Endurance....................................................Vmax, 48 hours ..........................................No arcing or burning
Test Conditions
Accept/Reject Criteria
UL File Number ..................................................E 174545S
CSA File Number................................................CA 110338
TüV File Number ................................................R2057213
Test Procedures And Requirements For Model MF-R/90 Series
R
0 5
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| MF-R055/90 | 制造商:Bourns Inc 功能描述:SMT RESETTABLE FUSES |
| MF-R055/90-0 | 功能描述:可復(fù)位保險絲 60v Max 40Amps Max RoHS:否 制造商:Bourns 電流額定值: 電阻:7.5 Ohms 最大直流電壓: 保持電流:0.1 A 安裝風(fēng)格:SMD/SMT 端接類型:SMD/SMT 跳閘電流:0.6 A 引線間隔: 系列:MF-PSHT 工作溫度范圍:- 40 C to + 125 C |
| MF-R055/90-0-99 | 制造商:BOURNS 制造商全稱:Bourns Electronic Solutions 功能描述:PTC Resettable Fuses |
| MF-R055/90-2 | 功能描述:可復(fù)位保險絲 90v Max 10Amps Max Hold .55 Trip 1.1 RoHS:否 制造商:Bourns 電流額定值: 電阻:7.5 Ohms 最大直流電壓: 保持電流:0.1 A 安裝風(fēng)格:SMD/SMT 端接類型:SMD/SMT 跳閘電流:0.6 A 引線間隔: 系列:MF-PSHT 工作溫度范圍:- 40 C to + 125 C |
| MF-R055/90-2-017 | 功能描述:可復(fù)位保險絲 90v Max 10Amps Max Hold .55 Trip 1.1 RoHS:否 制造商:Bourns 電流額定值: 電阻:7.5 Ohms 最大直流電壓: 保持電流:0.1 A 安裝風(fēng)格:SMD/SMT 端接類型:SMD/SMT 跳閘電流:0.6 A 引線間隔: 系列:MF-PSHT 工作溫度范圍:- 40 C to + 125 C |
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