MF-LR450S-AP [BOURNS]
暂无描述;型号: | MF-LR450S-AP |
厂家: | BOURNS ELECTRONIC SOLUTIONS |
描述: | 暂无描述 电阻器 非线性电阻器 过载保护 |
文件: | 总4页 (文件大小:218K) |
中文: | 中文翻译 | 下载: | 下载PDF数据表文档文件 |
■ Agency recognition:
T
V Rheinland
Features
■ Axial leaded
Applications
■ Fully compatible with current
industry standards
■ Any application that requires protection
at low resistances
■ Weldable nickel terminals
■ Very low internal resistance
■ Operating currents to 9.0 Amps
■ RoHS compliant*, lead free
■ Rechargeable battery packs
■ Cellular phones
■ Laptop computers
0144T
MF-LR Series - PTC Resettable Fuses
Electrical Characteristics
1 Hour (R )
1
Tripped
Power
Dissipation
I
I
hold
trip
Initial
Resistance
Ohms
Max. Time
To Trip
Amperes Seconds
Post-Trip
Resistance
Ohms
Model
V max.
Volts
I max.
Amps
Amperes
At 23 °C
Watts
At 23 °C
At 23 °C
At 23 °C At 23 °C At 23 °C
Hold
1.90
1.90
2.60
2.60
3.80
4.50
5.50
6.00
7.30
7.30
9.00
Trip
3.90
3.90
5.80
5.80
8.30
8.90
10.50
11.70
14.10
14.10
16.70
Min.
Max.
0.072
0.072
0.042
0.042
0.026
0.020
0.019
0.014
0.012
0.012
0.010
Max.
Typ.
1.2
1.2
1.3
2.5
2.5
1.4
1.4
2.8
3.0
3.0
3.0
MF-LR190
MF-LR190S
MF-LR260
MF-LR260S
MF-LR380
MF-LR450
MF-LR550
MF-LR600
MF-LR730
MF-LR730/20*
MF-LR900/20*
15
15
15
15
15
20
20
10
10
20
20
100
100
100
100
100
100
100
100
100
100
100
0.039
0.039
0.020
0.020
0.013
0.011
0.009
0.007
0.006
0.006
0.006
0.102
0.102
0.063
0.063
0.037
0.028
0.022
0.016
0.015
0.015
0.014
9.5
9.5
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
13.0
13.0
19.0
22.5
27.5
30.0
30.0
30.0
45.0
* TÜV recognition pending.
Environmental Characteristics
Operating/Storage Temperature ........................-40 °C to +85 °C
Maximum Device Surface Temperature
in Tripped State ................................................125 °C
Passive Aging......................................................+70 °C, 1000 hours .................................... 10 ꢀ typical resistance change
Humidity Aging....................................................+85 °C, 85 ꢀ R.H. 7 days .......................... 10 ꢀ typical resistance change
Vibration..............................................................MIL-STD-883C, Condition A ......................No change
Test Procedures And Requirements For Model MF-LR Series
Test
Test Conditions
Accept/Reject Criteria
Visual/Mech. ......................................................Verify dimensions and materials..................Per MF physical description
Resistance ..........................................................In still air @ 23 °C ........................................Rmin ≤ R ≤ R1max
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
UL File Number ..................................................E 174545S
CSA File Number ................................................CA 110338
TÜV File Number ................................................R2057213
Thermal Derating Chart - I
(Amps)
hold
Ambient Operating Temperature
Model
-40 °C
2.8
2.8
3.8
3.8
5.5
6.5
8.0
8.7
-20 °C
2.5
2.5
3.4
3.4
4.9
5.8
7.1
7.8
0 °C
2.3
2.3
3.1
3.1
4.4
5.3
6.2
7.1
8.6
8.6
10.0
23 °C
1.9
1.9
2.6
2.6
3.8
4.5
5.5
6.0
7.3
7.3
9.0
40 °C
1.6
1.6
2.2
2.2
3.3
3.9
4.7
5.2
7.4
7.4
7.5
50 °C
1.5
1.5
2.0
2.0
3.0
3.6
4.3
4.7
6.8
6.8
6.8
60 °C
1.4
1.4
1.9
1.9
2.8
3.3
4.0
4.4
6.2
6.2
6.2
70 °C
1.2
1.2
1.7
1.7
2.5
2.9
3.6
3.9
5.5
5.5
5.5
85 °C
1.0
1.0
1.4
1.4
2.1
2.5
3.0
3.3
4.5
4.5
4.5
MF-LR190
MF-LR190S
MF-LR260
MF-LR260S
MF-LR380
MF-LR450
MF-LR550
MF-LR600
MF-LR730
MF-LR730/20
MF-LR900/20
10.5
10.5
12.7
9.5
9.5
11.4
*I
is approximately two times I
hold.
trip
*RoHS Directive 2002/95/EC Jan 27 2003 including Annex
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
MF-LR Series - PTC Resettable Fuses
Product Dimensions
A
B
C
D
F
Pkg.
Model
MF-LR190
MF-LR190S
MF-LR260
MF-LR260S
MF-LR380
MF-LR450
MF-LR550
MF-LR600
MF-LR730
MF-LR730/20
MF-LR900/20
Style
Min.
19.9
(0.783)
19.9
(0.783)
20.9
(0.823)
20.9
(0.823)
24.0
(0.945)
24.0
(0.945)
35.0
(1.378)
24.0
(0.945)
27.1
(1.067)
27.1
(1.067)
45.4
(1.787)
Max.
22.1
(0.870)
22.1
(0.870)
23.1
(0.909)
23.1
(0.909)
26.0
(1.024)
26.0
(1.024)
37.0
(1.457)
26.0
(1.024)
29.1
(1.146)
29.1
(1.146)
47.6
(1.874)
Min.
4.9
(0.193)
4.9
(0.193)
4.9
(0.193)
4.9
(0.193)
6.9
(0.272)
9.9
(0.390)
6.9
(0.272)
13.9
(0.547)
13.9
(0.547)
13.9
(0.547)
7.9
(0.311)
Max.
5.2
(0.205)
5.2
(0.205)
5.2
(0.205)
5.2
(0.205)
7.5
(0.295)
10.5
(0.414)
7.5
(0.295)
14.5
(0.571)
14.5
(0.571)
14.5
(0.571)
8.5
(0.335)
Min.
0.6
(0.024)
0.6
(0.024)
0.6
(0.024)
0.6
(0.024)
0.6
(0.024)
0.6
(0.024)
0.6
(0.024)
0.6
(0.024)
0.6
(0.024)
0.6
(0.024)
0.6
(0.024)
Max.
1.0
(0.039)
1.0
(0.039)
1.0
(0.039)
1.0
(0.039)
1.0
(0.039)
1.0
(0.039)
1.0
(0.039)
1.0
(0.039)
1.0
(0.039)
1.0
(0.039)
1.3
(0.051)
Min.
5.5
(0.217)
5.5
(0.217)
4.1
(0.161)
4.1
(0.161)
4.1
(0.161)
5.3
(0.209)
5.3
(0.209)
4.1
(0.161)
4.1
(0.161)
4.1
(0.161)
4.6
(0.181)
Max.
7.5
(0.295)
7.5
(0.295)
5.5
(0.217)
5.5
(0.217)
5.5
(0.217)
6.7
(0.264)
6.7
(0.264)
5.5
(0.217)
5.5
(0.217)
5.5
(0.217)
9.2
(0.362)
Min.
3.9
(0.154)
3.9
(0.154)
3.9
(0.154)
3.9
(0.154)
4.9
(0.193)
5.9
(0.232)
4.9
(0.193)
5.9
(0.232)
5.9
(0.232)
5.9
(0.232)
5.9
(0.232)
Max.
4.1
(0.161)
4.1
(0.161)
4.1
(0.161)
4.1
(0.161)
5.1
(0.201)
6.1
(0.240)
5.1
(0.201)
6.1
(0.240)
6.1
(0.240)
6.1
(0.240)
6.1
(0.240)
Std.
S
Std.
S
Std.
Std.
Std.
Std.
Std.
Std.
Std.
MM
(INCHES)
Packaging: Bulk - 500 pcs. per bag.
Tape and Reel - Consult factory.
DIMENSIONS =
Typical Part Marking
Represents total content. Layout may vary.
0.5
4.0
Standard Style
S
Style
SLIT
X
NOMINAL
(.020) (.157)
A
A
MANUFACTURER'S
TRADEMARK
PART
IDENTIFICATION
F
F
B
B
LR190
0144T
DATE CODE
LOT NO.
(FIRST DIGIT =
(T = TAIWAN
S = CHINA)
D
D
D
D
LAST DIGIT OF YEAR;
NEXT THREE DIGITS =
DAY OF YEAR)
C
C
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
MF-LR Series - PTC Resettable Fuses
Typical Time to Trip at 23 °C
How To Order
MF - LR 730/20 S - 0
100
Multifuse® Product
Designator
Series
LR = Axial Leaded “Strap” Component
Hold Current, Ihold/Vmax*
190-900 (1.90 Amps - 9.00 Amps)
10
MF-LR900/20
MF-LR730 & MF-LR730/20
Lead Option**
S = Slotted Lead Option
MF-LR600
Packaging Options
MF-LR550
MF-LR450
MF-LR380
-__ = Bulk Packaging Designator
for Models MF-LR190 through MF-LR730
-0 = Bulk Packaging Designator
for Models MF-LR730/20 and MF-LR900/20
-2 = Tape and Reel***
1
MF-LR260
MF-LR190
*Vmax entry applies only to Models MF-LR730/20 &
MF-LR900/20.
**Slotted Lead Option applies only to Models MF-
LR190 & MF-LR260.
.01
***Packaged per EIA 486-B
1
10
100
Fault Current (Amps)
MF-LR SERIES, REV. L, 10/05
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
MF-S, MF-LS, MF-LR and MF-VS Series Tape and Reel Specifications
Taped Component Dimensions
48.0 ± 0.3
(1.90 ± .012)
12.0 ± 0.1
(.472 ± .004)
4.0 ± 0.1
(.157 ± .004)
0.2
(.008)
1.0 + 0.1/ -0
(.039 + .004/-0)
MAX.
DIA.
5.56 ± 0.10
(.219 ± .004)
2.0
(.079)
RADIUS
8.0 ± 0.2
(.315 ± .008)
PASTEBOARD
HOLD
4.0 ± 0.2
(.157 ± .008)
PASTEBOARD
HOLD
Reel Dimensions
13.0
(.512)
DIA.
330
(13.0)
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
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