mfd

Features
■ Agency recognition:
■ Custom designs to meet appropriate
applications
■ Compatible with current industry
standards
■ Overcurrent and overtemperature
protection
■ Standard and low-temperature material
Applications
■ Lithium cells
■ Battery cells
■ Powered toys
■ Motors
MF-D Series - PTC Resettable Fuses
information is listed below. However, all disk products are
subject to the end customer verification of the product in the
application. For ordering information, contact your nearest
Bourns representative.
Bourns Multifuse Product Line offers a PTC resettable fuse in a
disk, square or rectangular configuration for overcurrent protection in various custom applications. These products are specific
to customer’s design requirements and are designed by Bourns
to meet customer requirements. Some typical specification
Electrical Characteristics
Model
V max.
Volts
I max.
Amps
MF-D*
MF-D*
MF-D*
MF-D*
15
15
15
15
10
20
40
50
Ihold
Amperes
at 23 °C
Hold
2.5
3.5
5.5
12.2
Initial Resistance
Ohms
at 23 °C
Min.
Max.
0.015
0.032
0.015
0.032
0.014
0.30
0.007
0.017
Max. Time to Trip
Amperes
Seconds
at 23 °C
at 23 °C
5
10
10
15
80
10
5
15
*For ordering information, contact your nearest Bourns representative.
UL File Number ........................................... E174545 ....... http://www.ul.com/ Follow link to Certifications, then UL File No., enter E174545
Product Dimensions
Model
A
B
C MAX.
A
MF-D
14.4
(0.567)
6.3
(0.248)
0.36
(0.014)
B
MF-D
16.4
0.646)
10
(0.394)
0.36
(0.014)
MF-D
16.08
(0.633)
9
(0.354)
0.36
(0.014)
MF-D
24
(0.945)
—
0.36
(0.014)
NOTES:
DIMENSIONS:
1. Devices are 100 % resistance tested.
2. Foil materials are Nickel-coated Copper.
3. Alternative electrical and mechanical parameters are possible.
Please contact your local Bourns sales office or representative
for details.
TOLERANCE: ±
0.05
(.002)
C
MM
(INCHES)
TYPICAL
4. Operating and storage temperatures: -40 to +85 °C.
5. All specifications are at 23 °C unless otherwise stated.
MF-D, REV. G, 03/13
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.