MF-RX185 [BOURNS]
PTC Resettable Fuses; PTC自恢复保险丝
| 型号： | MF-RX185 |
| 厂家： | 
BOURNS ELECTRONIC SOLUTIONS |
| 描述： | PTC Resettable Fuses |
| 文件： | 总4页 (文件大小：759K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
Features
Applications
ꢀ Radial Leaded Devices
Almost anywhere there is a low voltage
power supply, up to 60V and a load to be
protected, including:
ꢀ Cured, flame retardant epoxy polymer
insulating material meets
UL 94V-0 requirements
ꢀ Bulk packaging, tape and reel and Ammo-
Pak available on most models
R
X
110
0180T
ꢀ Security and fire alarm systems
ꢀ Loud speakers
ꢀ Power transformers
ꢀ Agency recognition:
MF-RX Series - PTC Resettable Fuses
Electrical Characteristics
1 Hour (R )
Post-Trip
Resistance
Tripped
Power
Dissipation
1
Initial
Resistance
Max. Time
To Trip
I
I
trip
hold
V max.
Model
I max.
Amps
Amperes
at 23°C
Ohms
at 23°C
Ohms
at 23°C
Amperes Seconds
Watts
at 23°C
Volts
at 23°C
at 23°C
Hold
Trip
2.20
2.70
3.20
3.70
5.00
6.00
7.50
Min.
Max.
0.25
0.19
0.14
0.12
0.08
0.06
0.05
Max.
0.38
0.30
0.22
0.19
0.13
0.10
0.08
MF-RX110
MF-RX135
MF-RX160
MF-RX185
MF-RX250
MF-RX300
MF-RX375
60
60
60
60
60
60
60
40
40
40
40
40
40
40
1.10
1.35
1.60
1.85
2.50
3.00
3.75
0.15
0.12
0.09
0.08
0.05
0.04
0.03
5.5
6.75
8.0
9.25
12.5
15.0
18.75
8.2
9.6
11.4
12.6
15.6
19.8
24.0
1.50
1.70
1.90
2.10
2.50
2.80
3.20
Environmental Characteristics
Operating/Storage Temperature ........................-40°C to +85°C
Maximum Device Surface Temperature
in Tripped State ................................................125°C
Passive Aging......................................................+85°C, 1000 hours ...................................... 5ꢀ typical resistance change
Humidity Aging....................................................+85°C, 85ꢀ R.H. 1000 hours...................... 5ꢀ typical resistance change
Thermal Shock....................................................+125°C to -55°C,10 times .......................... 10ꢀ typical resistance change
Solvent Resistance ............................................MIL-STD-202, Method 215 ........................No change
Vibration..............................................................MIL-STD-883C, Method 2007.1, ................No change
Condition A
Test Procedures And Requirements For Model MF-RX 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 ≤ Rmax
Time to Trip ........................................................5 times Ihold, 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
I
(Amps)
hold / trip
Ambient Operating Temperature
23˚C 40˚C 50˚C
Model
-40˚C
-20˚C
0˚C
60˚C
70˚C
85˚C
MF-RX110
MF-RX135
MF-RX160
MF-RX185
MF-RX250
MF-RX300
MF-RX375
1.71 / 3.42 1.50 / 3.00 1.31 / 2.62 1.10 / 2.20 0.89 / 1.78 0.79 / 1.58 0.69 / 1.38 0.59 / 1.18 0.44 / 0.88
2.09 / 4.18 1.84 / 3.68 1.61 / 3.22 1.35 / 2.70 1.09 / 2.18 0.97 / 1.94 0.85 / 1.70 0.73 / 1.46 0.54 / 1.08
2.48 / 4.96 2.18 / 4.36 1.90 / 3.80 1.60 / 3.20 1.30 / 2.60 1.15 / 2.30 1.01 / 2.02 0.86 / 1.72 0.64 / 1.28
2.87 / 5.74 2.52 / 5.04 2.20 / 4.40 1.85 / 3.70 1.50 / 3.00 1.33 / 2.66 1.17 / 2.34 1.00 / 2.00 0.74 / 1.48
3.88 / 7.76 3.40 / 6.80 2.98 / 5.96 2.50 / 5.00 2.03 / 4.06 1.80 / 3.60 1.58 / 3.16 1.35 / 2.70 1.00 / 2.00
4.65 / 9.30 4.08 / 8.16 3.57 / 7.14 3.00 / 6.00 2.43 / 4.86 2.16 / 4.32 1.89 / 3.78 1.62 / 3.24 1.20 / 2.40
5.81 / 11.6 5.10 / 10.2 4.46 / 8.92 3.75 / 7.50 3.04 / 6.08 2.70 / 5.40 2.36 / 4.72 2.03 / 4.06 1.50 / 3.00
Specifications are subject to change without notice.
Additional Features
ꢀ Resettable circuit protection
ꢀ Patents pending
MF-RX Series - PTC Resettable Fuses
Product Dimensions
A
Max.
13.0
(0.512)
14.5
(0.571)
16.3
(0.642)
17.8
(0.701)
21.3
(0.839)
24.9
B
Max.
18.0
(0.709)
19.6
(0.772)
21.3
(0.839)
22.9
(0.902)
26.4
(1.039)
30.0
C
D
Min.
7.6
(0.299)
7.6
(0.299)
7.6
(0.299)
7.6
(0.299)
7.6
(0.299)
7.6
E
Max.
3.1
(0.122)
3.1
(0.122)
3.1
(0.122)
3.1
(0.122)
3.1
(0.122)
3.1
(0.122)
3.1
Physical Characteristics
Model
MF-RX110
MF-RX135
MF-RX160
MF-RX185
MF-RX250
MF-RX300
MF-RX375
Packaging options:
Nom.
5.1
(0.201)
5.1
(0.201)
5.1
(0.201)
5.1
(0.201)
10.2
(0.402)
10.2
(0.402)
10.2
(0.402)
Tol.
0.7
(0.028)
0.7
(0.028)
0.7
(0.028)
0.7
(0.028)
0.7
(0.028)
0.7
(0.028)
0.7
(0.028)
Style
Lead Dia.
0.81
Material
1
1
1
1
1
1
1
Sn/Cu
Sn/Cu
Sn/Cu
Sn/Cu
Sn/Cu
Sn/Cu
Sn/Cu
(0.032)
0.81
(0.032)
0.81
(0.032)
0.81
(0.032)
0.81
(0.032)
0.81
(0.032)
0.81
(0.980)
28.4
(1.118)
(1.181)
33.5
(1.319)
(0.299)
7.6
(0.299)
(0.122)
(0.032)
MM
(INCHES)
0.81 (20AWG)
DIMENSIONS =
BULK: All models = 500 pcs. per bag.
TAPE & REEL: MF-RX110 – MF-RX160 = 1500 pcs. per reel; MF-RX185 – MF-RX375 = 1000 pcs. per reel
AMMO-PACK: MF-RX110 – MF-RX160 = 1000 pcs. per reel; MF-RX185 – MF-RX375 = 500 pcs. per reel
A
E
NOTE: Kinked lead option is available for
board standoff. Contact factory for
details.
Typical Time to Trip at 23˚C
B
D
1000
100
10
C
Typical Part Marking
Represents total content. Layout may vary.
MANUFACTURER'S
TRADEMARK
PART
IDENTIFICATION
RX110
0180T
LOT NO.
(T = TAIWAN
S = CHINA)
DATE CODE
(FIRST DIGIT =
LAST DIGIT OF YEAR;
NEXT THREE DIGITS =
DAY OF YEAR)
1
How to Order
0.1
MF - RX 110 - __
Multifuse® Product Designator
0.01
0.001
Series
RX = Radial Leaded Component
Hold Current, I
hold
110-375 (1.10 Amps - 3.75 Amps)
Packaging Options
-
= Bulk Packaging
1
10
100
- 2 = Tape and Reel*
- AP = Ammo-Pak*
Fault Current (Amps)
*Packaged per EIA 486-B
MF-RX SERIES, REV. G, 08/01
Specifications are subject to change without notice.
Tape and Reel Specifications
MF-R, MF-RX & MF-R/250 Series Tape and Reel Specifications
Devices taped using EIA468–B/IEC286-2 standards. See table below and Figures 1 and 2 for details.
Dimensions
IEC
Mark
EIA
Mark
Dimension Description
Carrier tape width
Dimensions
Tolerance
-0.5/+1.0
(-0.02/+.039)
18
(.709)
5
W
W
Hold down tape width
W4
min.
(.197)
Hold down tape
W0
W2
W1
D0
H
No protrusion
3
(.118)
9
(.354)
4
(.157)
18.5
(.728)
16
(.63)
32.2
(1.268)
43.2
(1.7)
42.5
(1.673)
1.0
Top distance between tape edges
Sprocket hole position
W6
W5
D0
H
max.
-0.5/+0.75
(-0.02/+0.03)
0.2
( .0078)
3.0
( .118)
0.5
Sprocket hole diameter
Abscissa to plane (straight lead)
Abscissa to plane (kinked lead)
Abscissa to top
H0
H1
H0
H1
C1
C2
L1
L
( .02)
max.
max.
max.
max.
max.
Overall width w/lead protrusion
Overall width w/o lead protrusion
Lead protrusion
I1
L
(.039)
11
(.433)
Protrusion of cutout
Protrusion beyond hold tape
Sprocket hole pitch
I2
P0
I2
Not specified
12.7
(0.5)
0.3
( .012)
P0
Pitch tolerance
20 seconds
1 second
12.7
(0.5)
25.4
(1.0)
12.7
(0.5)
12.7
(0.5)
25.4
(1.0)
0.9
Device pitch: MF-R010 – MF-R160
Device pitch: MF-R185 – MF-R400
Device pitch: MF-RX110 – MF-RX160
Device pitch: MF-RX185 – MF-RX375
Device pitch: MF-R012/250
Tape thickness
t
t
max.
max.
0.3
( .012)
1.0
( .039)
1.3
( .051)
0.7
(.035)
2.0
(.079)
Tape thickness with splice
Splice sprocket hole alignment
Body lateral deviation
t1
0
0
0
0
5.08
(0.2)
56
∆h
∆p
∆P1
F
∆h
∆p
P1
F
Body tape plane deviation
Lead seating plane deviation
Lead spacing
( .028)
0.8
( .035)
Reel width
w
w
max.
(2.205)
370
(14.57)
4.75
Reel diameter
d
a
max.
3.25
( .128)
Space between flanges less device
(.187)
MM
DIMENSIONS =
(INCHES)
Specifications are subject to change without notice.
MF-R, MF-RX & MF-R/250 Series Tape and Reel Specifications
Dimensions
IEC
Mark
EIA
Mark
Dimension Description
Space between flanges less device
Arbor hole diameter
Core diameter
Dimensions
Tolerance
4.75
(.187)
26
(1.024)
80
(3.15)
372
(14.6) (14.6)
3.25
( .128)
12.0
f
c
( .472)
h
n
max.
max.
56
(2.2)
372
Box
Consecutive missing places
Empty places per reel
3 maximum
Not specified
MM
DIMENSIONS =
(INCHES)
Taped Component Dimensions
∆p
∆h
∆h
∆p
Reference plane
P1
H1
H1
H
F
H0
A
B
L
W1
W0
W
I2
P0
D0
I1
User direction of feed
Cross section A - B
t
Figure 1
Reel Dimensions
Reel
Upper side
Tape
h
f
User
direction
of
d
feed
Lower side
h
w
Figure 2
Specifications are subject to change without notice.
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