MF-PSMF Series – PTC Resettable Fuses

Features

■

Compact design to save board space -

0805 footprint

■

Small size results in very fast time to react

to fault events

■

Symmetrical design

■

Low profile

■

RoHS compliant* and halogen free**

■

Agency recognition:

Applications

■

USB port protection - USB 2.0, 3.0 & OTG

■

HDMI 1.4 Source protection

■

PC motherboards - Plug and Play

protection

■

Mobile phones - Battery and port

protection

■

PDAs / digital cameras

■

Game console port protection

Electrical Characteristics

Model

Vmax

Imax

Ihold

Itrip

Resistance

Max. Time

to Trip

Tripped

Power

Dissipation

Agency

Recognition

at 23 °C

at 23 °C

Ohms

at 23 °C

at 23 °C

Watts

cUL

TÜV

Volts

Amps

Amps

Rmin

R1max

Amps

Seconds

Typ.

E174545

R50256634

MF-PSMF010X

15

40

0.10

0.30

1.0

7.5

0.5

1.5

0.5

✓✓

MF-PSMF010/24X

24

80

0.10

0.30

1.0

7.5

0.5

1.5

0.5

✓

MF-PSMF020X

9

40

0.20

0.50

0.65

3.5

8.0

0.02

0.5

✓✓

MF-PSMF035X

6

40

0.35

0.75

0.25

1.2

8.0

0.1

0.5

✓✓

MF-PSMF050X

6

40

0.50

1.00

0.15

0.9

8.0

0.1

0.5

✓✓

MF-PSMF075X

6

40

0.75

1.50

0.09

0.35

8.0

0.2

0.6

✓✓

MF-PSMF110X

6

40

1.10

2.20

0.06

0.21

8.0

0.3

0.6

✓✓

Additional Information

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Environmental Characteristics

Item

Condition

Criteria

Operating Temperature

-40 °C to +85 °C

Recommended Storage

+40 °C max. / 70 % R.H. max.

Passive Aging

+85 °C, 1000 hours

±5 % typical resistance

change

Humidity Aging

+85 °C, 85 % R.H. 1000 hours

±5 % typical resistance

change

Thermal Shock

-40 °C to +85 °C, 20 times

±10 % typical resistance

change

Solvent Resistance

MIL-STD-202, Method 215

No change

(marking still legible)

Vibration

MIL-STD-883C, Method 2007.1

Condition A

No change

(Rmin < R < R1max)

Moisture Sensitivity Level

(MSL)

See Note

ESD Classification

Class 6 (per AEC-Q200-2, HBM)

* RoHS Directive 2015/863, Mar 31, 2015 and Annex.

** Bourns considers a product to be “halogen free” if (a) the Bromine (Br) content is 900 ppm or less; (b) the Chlorine (Cl)

content is 900 ppm or less; and (c) the total Bromine (Br) and Chlorine (Cl) content is 1500 ppm or less.

Specifications are subject to change without notice. Users should verify actual device performance in their specific

applications. The products described herein and this document are subject to specific legal disclaimers as set forth on the last

page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf.

WARNING

Cancer and Reproductive Harm

www.P65Warnings.ca.gov

Test Procedures and Requirements

Item

Test Condition

Accept/Reject Criteria

Visual/Mechanical

Verify dimensions and materials

Per MF physical description

Resistance

In still air @ 23 °C

Rmin ≤ R ≤ Rmax

Time to Trip

At specified current, Vmax, 23 °C, still air

T ≤ max. time to trip (seconds)

Hold Current

30 min. at Ihold, still air

No trip

Trip Cycle Life

Vmax, Imax, 100 cycles

No arcing or burning

Trip Endurance

Vmax, Imax, 48 hours

No arcing or burning

Solderability

245 °C ±5 °C, 5 seconds

95 % min. coverage