BOURNS MF

T
Features
■ RoHS compliant*
M
PL
IA
N
■ Axial leaded
*R
oH
S
CO
■ Fully compatible with current
■
V
201S210
8S
■
■
■
The slotted lead option is currently
available but not, recommended for
new designs.
industry standards
Weldable nickel terminals
Very low internal resistance
Low switching temperature
Agency recognition:
MF-VS Series - PTC Resettable Fuses
Electrical Characteristics
Ihold
Model
MF-VS170
MF-VS210
V max.
Volts
I max.
Amps
16
16
100
100
Itrip
Amperes
at 23 °C
Hold
Trip
1.7
3.4
2.1
4.7
Initial
Resistance
1 Hour (R1)
Post-Trip
Resistance
Ohms
at 23 °C
Max.
0.052
0.030
Ohms
at 23 °C
Max.
0.105
0.060
Min.
0.030
0.018
Typ.
0.040
0.022
Max. Time
to Trip
Amperes
at 23 °C
Seconds
at 23 °C
8.5
10.0
3.0
5.0
Tripped Power
Dissipation
Watts
at 23 °C
Typ.
1.4
1.5
Environmental Characteristics
Operating/Storage Temperature ........................... -40 °C to +85 °C
Maximum Device Surface Temperature
in Tripped State ................................................ 125 °C
Passive Aging ....................................................... +60 °C, 1000 hours ............................................... ±10 % typical resistance change
Humidity Aging...................................................... +60 °C, 85 % R.H.1000 hours .............................. ±10 % typical resistance change
Thermal Shock ..................................................... MIL-STD-202F, Method 107G............................... ±5 % typical resistance change
+85 °C to -40 °C, 10 times
Vibration ............................................................... MIL-STD-883C,..................................................... No change
Condition A
Test Procedures And Requirements For Model MF-VS 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 .................................................... E174545
http://www.ul.com/ Follow link to Certifications, then UL File No., enter E174545
CSA File Number .................................................. CA110338
http://directories.csa-international.org/ Under “Certification Record” and “File Number”
enter 110338-0-000
TÜV Certificate Number ....................................... R 02057213
http://www.tuvdotcom.com/ Follow link to “other certificates”, enter File No. 2057213
Thermal Derating Chart - Ihold (Amps)
Model
MF-VS170
MF-VS210
-40 ºC
3.2
4.1
-20 ºC
2.7
3.5
0 ºC
2.2
2.9
Ambient Operating Temperature
23 ºC
40 ºC
50 ºC
1.7
1.3
1.1
2.1
1.6
1.3
60 ºC
0.8
1.0
*Itrip is approximately two times Ihold.
*RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.
Specifications are subject to change without notice.
The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time.
Users should verify actual device performance in their specific applications.
70 ºC
0.6
0.7
85 ºC
0.1
0.1
Applications
Any application that requires protection at low resistances:
■ Rechargeable battery packs; designed for NiMH and Li-Ion chemical characteristics
■ Cellular phones
■ Laptop computers
MF-VS Series - PTC Resettable Fuses
Product Dimensions
Model
A
Min.
16.0
(0.630)
16.0
(0.630)
20.9
(0.823)
24.0
(0.945)
20.9
(0.823)
MF-VS170
MF-VS170S
MF-VS210
MF-VS210L
MF-VS210S
B
Max.
18.0
(0.709)
18.0
(0.709)
23.1
(0.909)
26.0
(1.023)
23.1
(0.909)
Min.
4.9
(0.193)
4.9
(0.193)
4.9
(0.193)
4.9
(0.193)
4.9
(0.193)
C
Max.
5.5
(0.217)
5.5
(0.217)
5.5
(0.217)
5.5
(0.217)
5.5
(0.217)
Min.
0.6
(0.024)
0.6
(0.024)
0.6
(0.024)
0.6
(0.024)
0.6
(0.024)
D
Max.
0.9
(0.035)
0.9
(0.035)
0.9
(0.035)
0.9
(0.035)
0.9
(0.035)
Min.
4.1
(0.161)
4.1
(0.161)
4.1
(0.161)
5.0
(0.197)
4.1
(0.161)
F
Max.
5.8
(0.228)
5.8
(0.228)
5.8
(0.228)
7.1
(0.280)
5.8
(0.228)
Min.
3.9
(0.154)
3.9
(0.154)
3.9
(0.154)
3.9
(0.154)
3.9
(0.154)
Packaging: Bulk - 500 pcs. per bag. Tape and Reel - Consult factory.
Leads: 1/4 Hardened Nickel 0.125 mm (.005 ”) nom.
Max.
4.1
(0.161)
4.1
(0.161)
4.1
(0.161)
4.1
(0.161)
4.1
(0.161)
DIMENSIONS:
Pkg.
Style
Std.
Std.
Std.
Std.
S
MM
(INCHES)
NOTE: All “S” style models available with 1 or 2 slots. The dimensions and shape of the leads can be modified to suit the
battery pack design. All models are available without insulation wrapping.
"S" Style
Standard Style
SLIT
Typical Part Marking
4.0
0.5
X
NOMINAL
(.020) (.157)
Represents total content. Layout may vary.
A
A
MANUFACTURER'S
TRADEMARK
D
F
B
F
B
D
D
D
C
C
LOT NO.
(S = CHINA)
Typical Time to Trip at 23 ˚C
How to Order
MF - VS 210 __ __ __ __
100
Multifuse®
Product
Designator
MF-VS210
Hold Current, Ihold
170-210 (1.7 Amps - 2.1 Amps)
Lead Option*
S = Slotted Lead Option (one side)
SS = Slotted Lead Option (two sides)
Longer Lead Option
L = Longer Leads
Insulating Option
U = Non-Insulated Option
Time to trip (Seconds)
10
Series
VS = Axial Leaded
“Strap” Component
MF-VS170
1
0.1
0.01
Packaging Options
- 0 = Bulk Packaging
- 2 = Tape and Reel** (Consult factory)
* Slotted lead option is currently available, but
not recommended for new designs.
**Packaged per EIA 486-B
VS210
2018S
DATE CODE
(FIRST DIGIT =
LAST DIGIT OF YEAR;
NEXT THREE DIGITS =
DAY OF YEAR)
PART
IDENTIFICATION
0.001
1
10
100
Fault Current (Amps)
MF-VS SERIES, REV. O, 12/13
Specifications are subject to change without notice.
The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time.
Users 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)
DIMENSIONS:
MM
(INCHES)
Specifications are subject to change without notice.
The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time.
Users should verify actual device performance in their specific applications.