MF-SMHT160-2-6【PDF 1/4 页】FUSE PTC RESETTABLE

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Features

■ Compliant with AEC-Q200 Rev-C Stress

Test Quali?cation for Passive Components

in Automotive Applications

■ RoHS compliant*

136

■

Operating temperature range up to 125 °C

Low thermal derating factor

Higher hold currents at elevated

temperature

Choice of operating currents

MF-SMHT Series - PTC Resettable Fuses

Electrical Characteristics

Model

V max.

Volts

I max.

Amps

Ihold Itrip

Amperes

at 23 °C

Resistance

Ohms

at 23 °C

Max. Time

To Trip

Amperes Seconds

at 23 °C

Tripped

Power

Dissipation

Watts

at 23 °C

Hold Trip

RMin.

R1Max.

Typ.

MF-SMHT136

MF-SMHT160

100

1.36 2.72

1.60 3.20

0.085 0.33

0.050 0.15

8.0

10.0

2.1

Environmental Characteristics

Operating Temperature......................................... -40 °C to +125 °C

Storage Temperature ............................................ -40 °C to +85 °C

Passive Aging ....................................................... +125 °C, 1000 hours ............................................. ±15 % typical resistance change

Humidity Aging...................................................... +85 °C, 85 % R.H. 7 days ..................................... ±15 % typical resistance change

Thermal Shock ..................................................... MIL-STD-202F, Method 107G,.............................. ±15 % typical resistance change

+125 °C to -55 °C,10 cycles

Vibration ............................................................... MIL-STD-883C, Method 2007.1, Condition A ....... No change

Test Procedures And Requirements For Model MF-SMHT Series

Test Test Conditions Accept/Reject Criteria

Visual/Mech. ......................................................... Verify dimensions and materials ........................... Per MF physical description

Resistance ............................................................ In still air @ 23 °C ................................................. Rmin ≤ R ≤ R1max

Time to Trip ........................................................... At speci?ed current, Vmax, 23 °C ......................... T ≤ max. time to trip (seconds)

Hold Current ......................................................... 30 min. at Ihold ..................................................... No trip

Trip Cycle Life ....................................................... Vmax, Imax, 100 cycles ........................................ No arcing or burning

Trip Endurance ..................................................... Vmax, 48 hours..................................................... No arcing or burning

Solderability .......................................................... MIL-STD-202F, Method 208F ............................... 95 % min. coverage

Thermal Derating Chart - Ihold/Itrip (Amps)

Model

MF-SMHT136

MF-SMHT160

Ambient Operating Temperature

-40 °C -20 °C 0 °C 23 °C 40 °C 50 °C 60 °C 70 °C 85 °C 125 °C

1.91 / 3.82 1.72 / 3.44 1.54 / 3.08 1.36 / 2.72 1.18 / 2.36 1.09 / 2.18 1.00 / 2.00 0.91 / 1.82 0.77 / 1.54 0.40 / 0.80

2.15 / 4.30 1.96 / 3.92 1.78 / 3.56 1.60 / 3.20 1.42 / 2.48 1.33 / 2.66 1.24 / 2.48 1.15 / 3.30 1.02 / 2.04 0.64 / 1.28

Asia-Paci?c: Tel: +886-2 2562-4117 ? Fax: +886-2 2562-4116

Europe: Tel: +41-41 768 5555 ? Fax: +41-41 768 5510

The Americas: Tel: +1-951 781-5500 ? Fax: +1-951 781-5700

www.bourns.com

*RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.

Speci?cations are subject to change without notice.

Customers should verify actual device performance in their speci?c applications.

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