BOURNS MF-S

IA
NT
Features
CO
M
PL
■
*R
oH
S
■
■
S
014 350
4T
■
■
■
Axial leaded
Fully compatible with current
industry standards
Weldable nickel terminals
Very low internal resistance
■
RoHS compliant*
Lead free
Applications
■
■
Agency recognition:
T V Rheinland
Rechargeable Battery Pack Protection
Provides overcurrent protection with
125 °C trip temperature
MF-S Series - PTC Resettable Fuses
Electrical Characteristics
Ihold
Model
V max.
Volts
I max.
Amps
MF-S120
MF-S120S
MF-S150
MF-S175
MF-S175S
MF-S200
MF-S350
MF-S420
15
15
15
15
15
30
30
30
100
100
100
100
100
100
100
100
Itrip
Amperes
at 23 °C
Hold
Trip
1.20
1.20
1.50
1.75
1.75
2.00
3.50
4.20
2.70
2.70
3.00
3.80
3.80
4.40
6.30
7.60
Initial
Resistance
Ohms
at 23 °C
Min.
Max.
0.085
0.085
0.050
0.050
0.050
0.030
0.017
0.012
0.160
0.160
0.090
0.090
0.090
0.060
0.031
0.024
1 Hour (R1)
Post-Trip
Resistance
Max. Time
To Trip
Tripped
Power
Dissipation
Ohms
at 23 °C
Max.
Amperes
at 23 °C
Seconds
at 23 °C
Watts
at 23 °C
Typ.
0.220
0.220
0.110
0.120
0.120
0.080
0.040
0.040
6
6
8
9
9
10
20
20
5.0
5.0
5.0
4.0
4.0
4.0
3.0
6.0
1.20
1.20
1.30
1.50
1.50
1.90
2.50
2.90
NOTE: Slotted lead option available on all models.
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 ....................................±5 % typical resistance change
Humidity Aging....................................................+85 °C, 85% R.H. 7 days ............................±5 % typical resistance change
Vibration ..............................................................MIL-STD-883C, Method 2007.1, ................No change
Condition A
Test Procedures And Requirements For Model MF-S 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 - Ihold / Itrip (Amps)
Ambient Operating Temperature
Model
MF-S120
MF-S120S
MF-S150
MF-S175
MF-S175S
MF-S200
MF-S350
MF-S420
-40 °C
1.90 / 4.28
1.90 / 4.28
2.20 / 4.40
2.50 / 5.59
2.50 / 5.59
3.20 / 7.04
5.40 / 9.72
6.40 / 11.5
-20 °C
1.70 / 3.83
1.70 / 3.83
2.00 / 4.00
2.30 / 5.14
2.30 / 5.14
2.80 / 6.16
4.80 / 8.64
5.70 / 10.3
0 °C
1.50 / 3.38
1.50 / 3.38
1.80 / 3.60
2.00 / 4.47
2.00 / 4.47
2.50 / 5.50
4.30 / 7.74
5.10 / 9.23
23 °C
1.20 / 2.70
1.20 / 2.70
1.50 / 3.00
1.70 / 3.80
1.70 / 3.80
2.00 / 4.40
3.50 / 6.30
4.20 / 7.60
40 °C
1.00 / 2.25
1.00 / 2.25
1.30 / 2.60
1.50 / 3.35
1.50 / 3.35
1.70 / 3.74
3.00 / 5.40
3.60 / 6.51
50 °C
0.90 / 2.03
0.90 / 2.03
1.10 / 2.20
1.30 / 2.91
1.30 / 2.91
1.60 / 3.52
2.80 / 5.04
3.30 / 5.97
60 °C
0.80 / 1.80
0.80 / 1.80
1.00 / 2.00
1.20 / 2.68
1.20 / 2.68
1.40 / 3.08
2.50 / 4.50
3.00 / 5.43
70 °C
0.70 / 1.58
0.70 / 1.58
0.90 / 1.80
1.10 / 2.46
1.10 / 2.46
1.20 / 2.64
2.20 / 3.96
2.60 / 4.70
85 °C
0.50 / 1.13
0.50 / 1.13
0.70 / 1.40
0.90 / 2.01
0.90 / 2.01
0.90 / 1.98
1.70 / 3.06
2.10 / 3.80
*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.
Additional Features
■
Patents pending
MF-S Series - PTC Resettable Fuses
Product Dimensions
A
Model
Min.
19.9
(0.783)
19.9
(0.783)
21.3
(0.839)
20.9
(0.823)
20.9
(0.823)
21.3
(0.839)
28.4
(1.119)
30.6
(1.205)
MF-S120
MF-S120S
MF-S150
MF-S175
MF-S175S
MF-S200
MF-S350
MF-S420
B
Max.
22.1
(0.870)
22.1
(0.870)
23.4
(0.921)
23.1
(0.909)
23.1
(0.909)
23.4
(0.921)
31.8
(1.252)
32.4
(1.276)
C
Min.
4.9
(0.193)
4.9
(0.193)
10.2
(0.402)
4.9
(0.193)
4.9
(0.193)
10.2
(0.402)
13.0
(0.512)
12.9
(0.508)
Max.
5.2
(0.205)
5.2
(0.205)
11.0
(0.433)
5.2
(0.205)
5.2
(0.205)
11.0
(0.433)
13.5
(0.531)
13.6
(0.535)
Min.
0.6
(0.024)
0.6
(0.024)
0.5
(0.020)
0.6
(0.024)
0.6
(0.024)
0.5
(0.020)
0.5
(0.020)
0.5
(0.020)
D
Max.
1.0
(0.039)
1.0
(0.039)
1.1
(0.043)
1.0
(0.039)
1.0
(0.039)
1.1
(0.043)
1.1
(0.043)
1.1
(0.043)
Min.
5.5
(0.217)
5.5
(0.217)
4.1
(0.161)
4.1
(0.161)
4.1
(0.161)
5.0
(0.197)
6.3
(0.248)
5.0
(0.197)
F
Max.
7.5
(0.295)
7.5
(0.295)
5.5
(0.217)
5.5
(0.217)
5.5
(0.217)
7.6
(0.217)
8.9
(0.350)
7.5
(0.295)
Min.
3.8
(0.150)
3.8
(0.150)
4.8
(0.189)
3.8
(0.150)
3.8
(0.150)
4.8
(0.189)
6.0
(0.236)
6.0
(0.236)
Packaging: Bulk - 500 pcs. per bag.
Tape and Reel - Consult factory.
DIMENSIONS =
Standard Style
"S" Style
SLIT
A
MM
(INCHES)
0.5
4.0
X
NOMINAL
(.020) (.157)
A
F
B
D
Max.
4.1
(0.161)
4.1
(0.161)
5.4
(0.213)
4.1
(0.161)
4.1
(0.161)
5.4
(0.213)
6.6
(0.260)
6.6
(0.260)
F
B
D
D
D
C
C
Terminal material: quarter-hard nickel
Typical Part Marking
Represents total content. Layout may vary.
MANUFACTURER'S
TRADEMARK
PART
IDENTIFICATION
S120
0180T
DATE CODE
(FIRST DIGIT =
LAST DIGIT OF YEAR;
NEXT THREE DIGITS =
DAY OF YEAR)
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
LOT NO.
(T = TAIWAN
S = CHINA)
MF-S, REV. J, 11/04
MF-S Series - PTC Resettable Fuses
How To Order
MF
-S
MF 120
-S
MF 150
-S
MF 175
-S2
00
MF
-S3
MF 50
-S4
20
Typical Time to Trip at 23 °C
MF - S 120 S - __
Multifuse Product
Designator
®
Series
S = Axial Leaded “Strap” Component
10
Time to Trip (Seconds)
Hold Current, Ihold
120-420 (1.20 Amps - 4.20 Amps)
Slotted Lead Option
1
Packaging Options
- __ = Bulk Packaging
- 2 = Tape and Reel*
*Packaged per EIA486-B
0.1
0.01
0.001
1
10
100
Fault Current (Amps)
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)
1.0 + 0.1/ -0
(.039 + .004/-0)
0.2
MAX.
(.008)
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.