MF-RX300/72-2 Bourns Inc., MF-RX300/72-2 Datasheet - Page 5

• Manufacturer Part Number: MF-RX300/72-2
• Description: FUSE PTC RESETTABLE
• Manufacturer: Bourns Inc.
• Series: MF-RX/72r
• Type: PTC Resettable Fusesr

Specifications of MF-RX300/72-2

• Voltage - Max: 72V
• Current - Max: 40A
• Current - Hold (ih) (max): 3A
• Current - Trip (it): 6A
• R Min/max: 0.040 ~ 0.060 Ohm
• Time To Trip: 19.8s
• Package / Case: Radial
• Hold Current: 3 Amps
• Trip Current: 6 Amps
• Current Rating (max): 40 Amps
• Resistance: 0.06 Ohms
• Maximum Voltage: 72 VoltsDC
• Termination Style: Radial
• Mounting Style: Through Hole
• Dimensions: 20.67 mm L x 3.1 mm W x 26.67 mm H
• Lead Spacing: 10.2 mm
• Operating Temperature Range: - 40 C to + 85 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Dimension Description
Arbor hole diameter
Core diameter: MF-R, MF-RX, MF-R/90
Core diameter: MF-RX/250, MF-R/600
Box: MF-R, MF-RX, MF-R/90
Box: MF-RX/250
Box: MF-R/600
Consecutive missing places: MF-R, MF-RX, MF-R/90
Consecutive missing places: MF-RX/250, MF-R/600
Empty places per reel: MF-R, MF-RX, MF-R/90
Empty places per reel: MF-RX/250, MF-R/600
Taped Component Dimensions - Figure 1
Reel Dimensions - Figure 2
MF-R, MF-R/90, MF-R/600, MF-RX, MF-RX/72 & MF-RX/250 Series
Tape and Reel Specifications
∆h
w
h
∆h
H
I
1
2
L
I
1
P
P
0
1
h
f
A
d
direction
B
Reference plane
User
feed
F
D
of
0
IEC
Mark
W
h
h
f
0
H
0
W
1
W
EIA
Mark
c
n
n
Customers should verify actual device performance in their specific applications.
Cross section A - B
User direction of feed
(2.64)
(2.52)
(2.2)
67
64
H
56
Dimensions
Not specified
H
t
1
(1.024)
0.1 %
(14.6)
none
(3.15)
(3.58)
(14.6)
(14.6)
372
Reel
372
372
26
80
91
∆p
Specifications are subject to change without notice.
3
(14.25)
(14.25)
(14.6)
362
372
362
Dimensions
Lower side
Upper side
Tape
∆p
Tolerance
DIMENSIONS =
(±.472)
max.
max.
max.
max.
max.
max.
±12.0
(INCHES)
MM