Multilayer High Speed Transient Voltage Surge Suppressor

MHS Varistor Series

Surface Mount Varistors

2

Device Ratings and Specifications

Temperature De-rating

For applications exceeding 125oC ambient temperature, the peak surge

current and energy ratings must be reduced as shown in Figure 1.

PART

NUMBER

MAX RATINGS

(125

°C)

PERFORMANCE SPECIFICATIONS (25

°C)

MAXIMUM

ESD CLAMP

VOLTAGE

(NOTE 1)

Clamp

(Note 2)

8kV

CONTACT

NOTES:

1.

2.

Tested to IEC-61000-4-2 Human Body Model (HBM) discharge test circuit.

3.

Direct discharge to device terminals (IEC preferred test method).

4.

Corona discharge through air (represents actual ESD event).

Capacitance may be customized, contact your Littelfuse Sales Representative.

3.5V

V0402MHS12

0.025

125

160

0.1

V0402MHS03

0.010

300

400

0.1

MAXIMUM NON-

REPETITIVE

SURGE ENERGY

(10/1000

µS)

Clamp

(Note 3)

15kV

AIR

MAXIMUM LEAKAGE CURRENT AT

SPECIFIED DC VOLTAGE

5.5V

9V

15V

(J)

(V)

(V)

(

µA)

(

µA)

(

µA)

(

µA)

TYPICAL

CAPACITANCE

AT 1MHz

(1V p-p)

(NOTE 4)

C

(pF)

TYPICAL

INDUCTANCE

(from Impedance

Analysis)

L

(nH)

0.15

0.15

1.00

0.25

5.00

0.50

12

3

<1.0

<1.0

MAXIMUM

CLAMPING

VOLTAGE

AT 1A (8X20

µs)

(Vc)

55

110

P

V0603MHS12

0.025

125

160

0.1

V0603MHS03

0.010

300

400

0.1

0.15

0.15

1.00

0.25

5.00

0.50

12

3

<1.0

<1.0

55

110

100

80

60

40

20

0

-55

50

60

70

80

90

100

110 120

130 140 150

FIGURE 1. PEAK CURRENT AND ENERGY DERATING CURVE

FIGURE 3. NOMINAL VOLTAGE STABILITY TO MULTIPLE

ESD IMPULSES (8KV CONTACT DISCHARGES

PER IEC 61000-4-2)

60

10

1

CURRENT (A)

10

100

1000

10000

20

30

40

50

V0402MHS03

V0402MHS12

V0603MHS03

V0603MHS12

0.0001

0.001

CURRENT (mA)

0

0.01

0.1

1

5

10

20

25

30

15

25

85

125

o

o

o

FIGURE 2: STANDBY CURRENT AT NORMALIZED VARISTOR

VOLTAGE AND TEMPERATURE

FIGURE 4. INSERTION LOSS (S21) CHARACTERISTICS

-30

FREQUENCY (MHz)

10

100

1000

10000

-20

-10

0

V0402MHS12

V0402MHS03

V0603MHS12

V0603MHS03