NOT RECOMMENDED FOR NEW DESIGN

SUGGESTED REPLACEMENT MMSZ52xx

DS30024 Rev. 5 - 3

3 of 5

ZMM5221B-ZMM5267B

www.diodes.com

0

50

100

150

200

0

510

15

20

25

V , ZENER VOLTAGE (V)

Fig. 2 Junction Capacitance vs Zener Voltage

Z

V= 2.0V

R

T= 25 C

j

°

1

10

100

1000

0

5

10

15

20

25

V , ZENER VOLTAGE (V)

Fig. 3 Differential Zener Impedance

Z

I = 1.0mA

Z

5.0mA

10mA

T= 25 C

j

°

1.0

10

100

1000

0.1

1.0

10

100

t , SQUARE WAVE PULSE DURATION (seconds)

Fig.4 Typical Normalized Transient Thermal Impedance Curves

1

1000

D=0.5

0.2

0.1

0.05

0.02

0.01

t

1

t

2

P

(pk)

0

100

200

300

400

500

0

40

80

120

160

200

T , AMBIENT TEMPERATURE

Fig.1 Power Dissipation vs Ambient Temperature

A