MF-RX008/250U-2 Bourns Inc., MF-RX008/250U-2 Datasheet - Page 2

• Manufacturer Part Number: MF-RX008/250U-2
• Description: PTC Resettable Fuses 60Volt 40Amps Hold 2.5 Trip 5Amps
• Manufacturer: Bourns Inc.
• Type: Telecom PTC Resettable Fusesr
• Series: MF-RX/250r

Specifications of MF-RX008/250U-2

• Hold Current: 0.08 Amp
• Maximum Voltage: 60 VoltsDC
• Termination Style: Radial
• Mounting Style: Through Hole
• Current Rating: 2.5 Amps
• Operating Temperature Range: - 40 C to + 85 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Packaging options: BULK: 500 pcs. per bag.
Specifi cations are subject to change without notice.
Customers should verify actual device performance in their specifi c applications
Style 1
I trip is approximately two times I hold .
Additional Features
■
■
■
MF-RX012/250
MF-RX014/250
MF-RX018/250
Thermal Derating Chart - I hold (Amps)
Product Dimensions
MF-RX012/250
MF-RX012/250U
MF-RX014/250
MF-RX014/250U
MF-RX018/250
MF-RX018/250U
Ability to withstand AC power cross conditions
Assists equipment with meeting ITU-T K.20/K.21/K.45
Assists equipment with meeting Telcordia GR-1089-C Intrabuilding
D
Model
MF-RX/250 Series - Telecom PTC Resettable Fuses
Model
A
C
B
-40 ºC
0.186
0.225
0.269
(0.256)
(0.236)
(0.256)
(0.236)
(0.433)
(0.409)
Max.
11.0
10.4
6.5
6.0
6.5
6.0
E
A
-20 ºC
0.165
0.199
0.240
TAPE & REEL: 1500 pcs. per reel (available binned).
(0.433)
(0.394)
(0.433)
(0.394)
(0.535)
(0.496)
Max.
11.0
10.0
11.0
10.0
13.6
12.6
B
0.143
0.172
0.211
D
0 ºC
Style 2
(0.201 ± 0.028)
(0.201 ± 0.028)
(0.201 ± 0.028)
(0.201 ± 0.028)
(0.201 ± 0.028)
(0.201 ± 0.028)
5.1 ± 0.7
5.1 ± 0.7
5.1 ± 0.7
5.1 ± 0.7
5.1 ± 0.7
5.1 ± 0.7
Nom.
A
C
C
Ambient Operating Temperature
23 ºC
0.120
0.145
0.180
B
(0.185)
(0.185)
(0.185)
(0.185)
(0.185)
(0.185)
Min.
E
4.7
4.7
4.7
4.7
4.7
4.7
40 ºC
0.099
0.119
0.153
D
(0.181)
(0.150)
(0.181)
(0.150)
(0.181)
(0.150)
50 ºC
0.088
0.106
0.138
Max.
4.6
3.8
4.6
3.8
4.6
3.8
E
Represents total content. Layout may vary.
MANUFACTURER'S
TRADEMARK
DATE CODE
(FIRST DIGIT =
LAST DIGIT OF YEAR;
SECOND DIGIT = MONTH,
AS FOLLOWS:
1-9 = JAN-SEPT
X,Y,Z = OCT-DEC)
Typical Part Marking
Lead Dia.
NOTE: UNCOATED PARTS HAVE NO PART MARKING.
(0.026)
(0.026)
(0.026)
(0.026)
(0.026)
(0.026)
60 ºC
0.077
0.093
0.123
0.65
0.65
0.65
0.65
0.65
0.65
MARKING IS ON LABEL ONLY.
Physical Characteristics
24001K
RX012
70 ºC
0.066
0.080
0.109
Style
DIMENSIONS:
1
2
1
2
1
2
PART
IDENTIFICATION
BATCH/LOCATION
(3 DIGITS = BATCH CODE;
K = KOREA
S = CHINA)
Material
Sn/Cu
Sn/Cu
Sn/Cu
Sn/Cu
Sn/Cu
Sn/Cu
85 ºC
0.050
0.060
0.087
(INCHES)
MM