MF-RX012/250-2 Bourns Inc., MF-RX012/250-2 Datasheet - Page 10
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MF-RX012/250-2
Manufacturer Part Number
MF-RX012/250-2
Description
PTC - RADIAL LEADED
Manufacturer
Bourns Inc.
Series
MF-RX/250r
Specifications of MF-RX012/250-2
Voltage - Max
250V
Current - Max
3A
Current - Hold (ih) (max)
120mA
R Min/max
4.000 ~ 8.000 Ohm
Package / Case
Radial
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Current - Trip (it)
-
Time To Trip
-
Lead Free Status / Rohs Status
Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
MF-RX012/250-2
Manufacturer:
BOURNS
Quantity:
40 000
Part Number:
MF-RX012/250-2
Manufacturer:
BOURNS/伯恩斯
Quantity:
20 000
Style 1
Style 5
cMF-Rl Series
Radial leaded
CMF-RL10
CMF-RL10-10
CMF-RL25U
CMF-RL35
CMF-RL35-10
CMF-RL35A
CMF-RL35A-10
CMF-RL50
CMF-RL50-10
CMF-RL50A
CMF-RL50A-10
CMF-RL55
CMF-RL55-10
CMF-RL55A
CMF-RL55A-10
cMF-Rlc Series
through-hole/ceramic case
CMF-RLC50
CMF-RLC50-10
Model
Model
A
A
Withstand
Withstand
Induction
Induction
B
Voltage
Voltage
650
650
650
650
650
650
650
650
650
650
650
650
650
650
650
650
650
VAC
VAC
B
C
Ohms
Ohms
C
10
10
35
35
35
35
35
50
50
50
50
55
55
55
55
50
50
Resistance
Resistance
Style 2
±0.5 Ohms Packaging Resistance Matching
Rated
Rated
(RN)
(RN)
Tolerance
Tolerance
±20 %
±10 %
±20 %
±20 %
±10 %
±10 %
±10 %
±20 %
±10 %
±20 %
±10 %
±20 %
±10 %
±20 %
±10 %
±20 %
±10 %
A
Style 6
Amps at 25 °C
Amps at 25 °C
A
Current
Current
0.060
0.075
0.075
0.075
0.075
0.065
0.065
0.065
0.065
0.065
0.065
Hold
0.14
0.14
0.05
0.05
0.05
0.05
Hold
C
B
Amps at 25 °C
Amps at 25 °C
Current
Current
Style 3
0.15
0.15
0.15
0.15
0.15
0.15
0.15
0.10
0.10
0.15
0.15
0.10
0.10
0.15
0.15
Trip
Trip
0.3
0.3
±0.5 Ohms Packaging
A
B
Resistance Matching
(0.374)
(0.374)
(0.205)
(0.386)
(0.386)
(0.295)
(0.295)
(0.386)
(0.386)
(0.295)
(0.295)
(0.386)
(0.386)
(0.295)
(0.295)
(0.362)
(0.362)
A Max.
A Max.
9.5
9.5
5.2
9.8
9.8
7.5
7.5
9.8
9.8
7.5
7.5
9.8
9.8
7.5
7.5
9.2
9.2
Ceramic Housing
B
C
Dimensions
Dimensions
(0.177)
(0.177)
(0.138)
(0.197)
(0.197)
(0.220)
(0.220)
(0.197)
(0.197)
(0.220)
(0.220)
(0.197)
(0.197)
(0.220)
(0.220)
(0.185)
(0.185)
mm/(in)
mm/(in)
B Max.
B Max.
4.5
4.5
3.5
5.0
5.0
5.6
5.6
5.0
5.0
5.6
5.6
5.0
5.0
5.6
5.6
4.7
4.7
C
Style 4
230 Volts
(0.531)
(0.531)
(0.205)
(0.531)
(0.531)
(0.512)
(0.512)
(0.531)
(0.531)
(0.512)
(0.512)
(0.531)
(0.531)
(0.512)
(0.512)
(0.378)
(0.378)
C Nom.
C Nom.
13.5
13.5
13.5
13.5
13.0
13.0
13.5
13.5
13.0
13.0
13.5
13.5
13.0
13.0
5.2
9.6
9.6
A
Style
Style
1
1
2
1
1
1
1
1
1
1
1
1
1
1
1
3
3
10
B
cMF-Rd Series
twin Pack/through-hole
CMF-RD50
CMF-RD50-10
cMF-Sd Series
twin Pack/SMd
CMF-SD25
CMF-SD25-10
CMF-SD25A
CMF-SD25A-10
CMF-SD35
CMF-SD35-10
CMF-SD35A
CMF-SD35A-10
CMF-SD50
CMF-SD50-10
CMF-SD50A
CMF-SD50A-10
cMF-RQ Series
Quad Pack/through-hole
CMF-RQ50
CMF-RQ50-10
C
Model
Model
Model
Withstand
Withstand
Induction
Withstand
Induction
Induction
Voltage
Voltage
Voltage
600
600
600
600
600
600
600
600
600
600
600
600
600
600
VAC
600
600
VAC
VAC
Features
■ Ceramic PTCs for telecom overcurrent
■ Wide range of form factors for most
■ Aids telecom compliance with:
■ Narrow and matched resistance tolerances
Applications
Used as secondary overcurrent protection
devices in:
■ Customer Premise Equipment (CPE)
■ Central Office Equipment (CO)
■ Access Equipment
protection
applications
- ITU-T K.20/21/45
- Telcordia GR-1089-CORE
- UL 60950, 3rd Ed.
Ohms
Ohms
Ohms
50
50
25
25
25
25
35
35
35
35
50
50
50
50
50
50
Resistance
Resistance
Resistance
Rated
Rated
Rated
(RN)
(RN)
(RN)
Tolerance
Tolerance
Tolerance
±20 %
±10 %
±20 %
±10 %
±20 %
±10 %
±20 %
±10 %
±20 %
±10 %
±20 %
±10 %
±20 %
±10 %
±20 %
±10 %
Amps at 25 °C
Amps at 25 °C
Amps at 25 °C
Current
Current
Current
Hold
0.09
0.09
Hold
Hold
0.13
0.13
0.13
0.13
0.10
0.10
0.10
0.10
0.09
0.09
0.09
0.09
0.09
0.09
Amps at 25 °C
Amps at 25 °C
Amps at 25 °C
Four CPTCs in One Package
Current
Current
Current
0.19
0.19
0.26
0.26
0.26
0.26
0.20
0.20
0.20
0.20
0.19
0.19
0.19
0.19
Trip
0.19
0.19
Trip
Trip
±0.5 Ohms Resistance
±0.5 Ohms Packaging
±0.5 Ohms Resistance
Matching in Housing
Resistance Matching
Matching in Housing
(0.354)
(0.354)
(0.354)
(0.354)
(0.281)
(0.281)
(0.354)
(0.354)
(0.281)
(0.281)
(0.354)
(0.354)
(0.281)
(0.281)
(0.393)
(0.393)
A Max.
A Max.
A Max.
7.15
7.15
7.15
7.15
7.15
7.15
10.0
10.0
9.0
9.0
9.0
9.0
9.0
9.0
9.0
9.0
Dimensions
Dimensions
Dimensions
(0.402)
(0.402)
(0.425)
(0.425)
(0.335)
(0.335)
(0.425)
(0.425)
(0.335)
(0.335)
(0.425)
(0.425)
(0.335)
(0.335)
mm/(in)
(0.826)
(0.826)
mm/(in)
B Max.
mm/(in)
B Max.
B Max.
10.2
10.2
10.8
10.8
10.8
10.8
10.8
10.8
21.0
21.0
8.5
8.5
8.5
8.5
8.5
8.5
230 V Rated
230 Volts
(0.446)
(0.446)
(0.402)
(0.402)
(0.319)
(0.319)
(0.402)
(0.402)
(0.319)
(0.319)
(0.402)
(0.402)
(0.319)
(0.319)
C Nom.
(0.433)
(0.433)
C Nom.
C Nom.
10.2
10.2
10.2
10.2
10.2
10.2
11.0
11.0
9.5
9.5
8.1
8.1
8.1
8.1
8.1
8.1
Style
Style
Style
4
4
5
5
5
5
5
5
5
5
5
5
5
5
6
6