MF-USMF035-2 Bourns Inc., MF-USMF035-2 Datasheet - Page 3

• Manufacturer Part Number: MF-USMF035-2
• Description: FUSE RESETTABLE .35A HOLD SMD
• Manufacturer: Bourns Inc.
• Series: MF-USMFr
• Type: PTC Resettable Fusesr

Specifications of MF-USMF035-2

• Package / Case: 1210 (3225 Metric)
• R Min/max: 0.200 ~ 1.300 Ohm
• Voltage - Max: 6V
• Time To Trip: 0.2s
• Current - Hold (ih) (max): 350mA
• Current - Trip (it): 750mA
• Current - Max: 40A
• Hold Current: 0.35 Amp
• Trip Current: 0.75 Amp
• Current Rating (max): 40 Amps
• Resistance: 1.3 Ohms
• Maximum Voltage: 6 VoltsDC
• Termination Style: SMD/SMT
• Mounting Style: SMD/SMT
• Current Rating: 40 Amps
• Dimensions: 3.43 mm L x 2.8 mm W x 0.85 mm H
• Operating Temperature Range: - 40 C to + 85 C
• Brand/series: MF-USMF Series
• Current, Rating: 40 A
• Mounting Type: PCB
• Primary Type: Resettable
• Resistance, Dc: 0.2 Ohms
• Size: 1210
• Termination: SMT
• Voltage, Rating: 6 VDC
• Holding Current: 350mA
• Tripping Current: 750mA
• Initial Resistance Max: 1.3ohm
• Operating Voltage: 6V
• Ptc Fuse Case: 1210
• External Depth: 0.8mm
• Initial Resistance Min: 0.2ohm
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant
• Other names: MF-USMF035-2TR

The Time to Trip curves represent typical performance of a device in a simulated application
environment. Actual performance in specific customer applications may differ from these values due
to the influence of other variables.
MF-USMF SERIES, REV. E, 06/07
Typical Time to Trip at 23
Thermal Derating Chart - I hold (Amps)
MF-USMF005
MF-USMF010
MF-USMF020
MF-USMF035
MF-USMF050
MF-USMF075
MF-USMF110
MF-USMF150
MF-USMF175
MF-USMF200
Model
0.001
MF-USMF Series -
0.01
100
0.1
10
1
0.1
MF-USMF005
MF-USMF010
MF-USMF020
-40 °C
MF-USMF035
0.08
0.15
0.32
0.51
0.76
1.10
1.60
2.30
2.80
3.06
°
C
Reliable Electronic Solutions
MF-USMF050
MF-USMF075
1
-20 °C
0.07
0.13
0.28
0.46
0.66
0.97
1.42
2.02
2.45
2.68
PTC Resettable Fuses
Fault Current (Amps)
MF-USMF110
MF-USMF150
0 °C
0.06
0.12
0.24
0.40
0.58
0.86
1.26
1.76
2.10
2.32
MF-USMF175
10
23 °C
Ambient Operating Temperature
0.05
0.10
0.20
0.34
0.48
0.72
1.10
1.43
1.75
2.00
Asia-Pacific:
Tel: [phone] • Fax: [phone]
Europe:
Tel: [phone] • Fax: [phone]
The Americas:
Tel: [phone] • Fax: [phone]
www.bourns.com
MF-USMF200
40 °C
Customers should verify actual device performance in their specific applications.
0.04
0.09
0.18
0.30
0.42
0.64
0.94
1.24
1.55
1.78
100
50 °C
0.04
0.08
0.16
0.27
0.38
0.58
0.86
1.11
1.45
1.58
Multifuse
Designator
Series
Hold Current, I hold
Packaging
Represents total content. Layout may vary.
How to Order
Typical Part Marking
USMF = 1210 Surface Mount
Component
005-200 (0.05-2.00 Amps)
Packaged per EIA 481-1
-2 = Tape and Reel
Specifications are subject to change without notice.
®
60 °C
0.03
0.07
0.14
0.24
0.35
0.55
0.80
1.00
1.35
1.48
Product
A
6
70 °C
MF - USMF 010 - 2
0.03
0.06
0.12
0.22
0.29
0.47
0.70
0.85
1.25
1.38
PART IDENTIFICATION:
MF-USMF005 = 0
MF-USMF010 = 1
MF-USMF020 = 2
MF-USMF035 = 3
MF-USMF050 = 4
MF-USMF075 = 5
MF-USMF110 = 6
MF-USMF150 = 8
MF-USMF175 = 9
MF-USMF200 = A
BIWEEKLY DATE CODE:
WEEK 1 AND 2 = A
WEEK 51 AND 52 = Z
85 °C
0.02
0.05
0.10
0.18
0.23
0.39
0.58
0.65
1.10
1.22