Features

n

CompliantwithAEC-Q200Rev-C-Stress

TestQualificationforPassiveComponents

inAutomotiveApplications

n

Operatingtemperaturerangeupto125°C

n

Lowthermalderatingfactor

n

Higherholdcurrentsatelevated

temperature

n

Choiceofoperatingcurrents

n

RoHScompliant*andhalogenfree**

n

Resettablefaultprotectionofgeneral

electronicequipment

MF-RHTSeries-PTCResettableFuses

*RoHSDirective2002/95/ECJan.27,2003including

annexandRoHSRecast2011/65/EUJune8,2011.

**Bournsconsidersaproducttobe

“halogenfree”if(a)theBromine(Br)contentis900

ppmorless;(b)theChlorine(Cl)contentis900ppm

orless;and(c)thetotalBromine(Br)andChlorine(Cl)

contentis1500ppmorless.

Specificationsaresubjecttochangewithoutnotice.

Thedevicecharacteristicsandparametersinthisdata

sheetcananddovaryindifferentapplications

andactualdeviceperformancemayvaryovertime.

Usersshouldverifyactualdeviceperformanceintheir

specificapplications.

Electrical Characteristics

Model

V max.

Volts

I max.

Amps

Ihold

Itrip

Resistance

Max. Time

To Trip

Tripped

Power

Dissipation

Amperes

at 23 °C

Ohms

at 23 °C

Amperes

at 23 °C

Seconds

at 23 °C

Watts

at 23 °C

Hold

Trip

RMin.

R1Max.

(Post Trip)

Max.

Typ.

MF-RHT050

30

40

0.5

0.92

0.48

1.10

2.5

2.5

0.9

MF-RHT070

16

40

0.7

1.4

0.3

0.8

3.5

4.0

1.4

MF-RHT200

16

100

2.0

3.8

0.045

0.110

12.5

3.0

1.4

MF-RHT450

16

100

4.5

7.8

0.022

0.054

22.5

3.0

3.6

MF-RHT650

16

100

6.5

12.0

0.011

0.026

32.5

5.5

4.3

MF-RHT750

16

100

7.5

13.1

0.0094

0.022

37.5

7.0

4.5

MF-RHT1300

16

100

13.0

24.0

0.0041

0.010

60.0

13.0

6.9

Environmental Characteristics

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

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

Passive Aging....................................................... +85 °C, 1000 hours............................................... ±15 % typical resistance change

Humidity Aging...................................................... +85 °C, 85 % R.H. 1000 hours ............................. ±15 % typical resistance change

Thermal Shock ..................................................... MIL-STD-202, Method 107, .................................. ±10 % typical resistance change

+125 °C to -40 °C,10 cycles

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

Test Procedures And Requirements For Model MF-RHT 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 specified 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-202, Method 208 ................................... 95 % min. coverage

Thermal Derating Chart - Ihold (Amps)

Model

Ambient Operating Temperature

-40 °C

-20 °C

0 °C

23 °C

40 °C

50 °C

60 °C

70 °C

85 °C

125 °C

MF-RHT050

0.68

0.62

0.56

0.5

0.44

0.4

0.36

0.34

0.28

0.12

MF-RHT070

0.95

0.87

0.79

0.7

0.62

0.56

0.51

0.47

0.39

0.17

MF-RHT200

2.71

2.49

2.26

2.00

1.77

1.60

1.46

1.34

1.11

0.49

MF-RHT450

6.1

5.6

5.1

4.5

4.0

3.6

3.3

3.0

2.5

1.1

MF-RHT650

8.8

8.1

7.4

6.5

5.7

5.3

4.8

4.3

3.6

1.6

MF-RHT750

10.2

9.4

8.6

7.5

6.6

6.1

5.6

5.0

4.1

1.9

MF-RHT1300

17.7

16.3

14.8

13.0

11.4

10.5

9.6

8.6

7.2

3.3

RH750

4180S

How to Order

MF - RHT 750 - __ - 14

Series

RHT = High Temperature Radial Leaded Component

Hold Current, Ihold

050 - 1300 (0.70 - 13.00 Amps)

Packaging Options

- = Bulk Packaging

- 2 = Tape and Reel*

- AP = Ammo-Pak*

Part Number Suffix Option

- 14 = Kinked Leads in Place of Standard Straight Leads

- 17 = Straight Leads in Place of Standard Kinked Leads

*Packaged per EIA 486-B