SMD ESD Protection Diode

Typical Rating and Characteristic Curves (MMBZxxxAL-HF Series)

Comchip Technology CO., LTD.

REV:A

Page 3

Fig.1 - Typical Breakdown Voltage vs Temperature

Temperature, (°C)

-40

0

0

150

50

18

6

15

3

12

9

100

Fig.3 - Typical Capacitance vs Bias Voltage

Bias, (V)

0

0

200

280

320

1

3

2

120

160

80

40

240

Fig.5 - Steady State Power Derating Curve

0

0

200

300

350

25

150

50

100

125

100

150

50

250

75

Fig.2 - Typical Leakage Current vs Temperature

0.01

1

1000

0.1

10

100

25

85

125

Fig.4 - Typical Capacitance vs Bias Voltage

0

20

60

40

0

Fig.6 - Pulse Waveform

Time, t (ms)

0

50

100

0

1

2

3

4

Upper curve for each voltage is bidirectional mode,

lower curve is unidirectional mode

Upper curve for each voltage is unidirectional mode,

lower curve is bidirectional mode

5.6V

5.6V

15V

15V

Bias, (V)

1

3

2

10

50

30

33V

27V

33V

27V

Upper curve for each voltage is unidirectional mode,

lower curve is bidirectional mode

Temperature, (°C)

Alumina substrate

FR-5 Board

Temperature, (°C)

-40

Half value - IPP/2

Peak value - IPP

tr≤10µs

tp

Pulse width (tp) is defined

as that point where the

peak current decays to

50% of IPP.

QW-JP188