*

RoHS Directive 2002/95/EC Jan 27 2003 including Annex

Specifications are subject to change without notice.

Customers should verify actual device performance in their specific applications.

VS240

2018S

Electrical Characteristics

Features

■

Axial leaded

■

Fully compatible with current

industry standards

■

Weldable nickel terminals

■

Very low internal resistance

■

Low switching temperature

■

RoHS compliant*, lead free

Applications

■

Any application that requires protection

at low resistances

■

Rechargeable battery packs; designed for

NiMH and Li-Ion chemical characteristics

■

Cellular phones

■

Laptop computers

Ihold

Itrip

Initial

Max. Time

Model

V max.

I max.

Resistance

To Trip

Volts

Amps

Amperes

Ohms

Ohms

Amperes

Seconds

Watts

At 23

°C

At 23

°C

At 23

°C

At 23

°C

At 23

°C

At 23

°C

Hold

Trip

Min.

Max.

Typ.

Max.

Typ.

MF-VS170

16

100

1.7

3.4

0.030

0.052

0.040

0.105

8.5

3.0

1.4

MF-VS210

16

100

2.1

4.7

0.018

0.030

0.022

0.060

10.0

5.0

1.5

MF-VS240

16

100

2.4

5.9

0.014

0.026

0.020

0.052

12.0

6.0

1.9

1 Hour (R1)

Post-Trip

Resistance

Tripped

Power

Dissipation

Thermal Derating Chart - Ihold (Amps)

Ambient Operating Temperature

Model

-40

°C

-20

°C0 °C

23

°C

40

°C

50

°C

60

°C

70

°C

85

°C

MF-VS170

3.2

2.7

2.2

1.7

1.3

1.1

0.8

0.6

0.1

MF-VS210

4.1

3.5

2.9

2.1

1.6

1.3

1.0

0.7

0.1

MF-VS240

4.2

3.6

3.0

2.4

1.9

1.5

1.2

0.8

0.1

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

Maximum Device Surface Temperature

in Tripped State ................................................125 °C

Passive Aging......................................................+60 °C, 1000 hours ....................................±10 % typical resistance change

Humidity Aging....................................................+60 °C, 85 % R.H.1000 hours ....................±10 % typical resistance change

Thermal Shock ....................................................MIL-STD-202F, Method 107G ....................±5 % typical resistance change

+85 °C to -40 °C, 10 times

Vibration ..............................................................MIL-STD-883C, ..........................................No change

Condition A

Environmental Characteristics

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

UL File Number ..................................................E 174545S

CSA File Number ................................................CA 110338

TÜV File Number ................................................R2057213

Test Procedures And Requirements For Model MF-VS Series

*Itrip is approximately two times Ihold.