Forward Voltage(V)

Fig.1 Typical forward voltage

1

10

100

1000

0.4

0.6

0.8

1.0

1.2

1.1

0.9

0.7

0.5

RATING AND CHARACTERISTIC CURVES (CZRT5221B-HF Thru CZRT5267B-HF)

Fig.3 Temperature coefficents

Nominal zener voltage(V)

10

1

100

100

10

Fig.2 Typical leakage current

0

90

0.00001

20

30

50

60

80

70

40

10

0.0001

0.1

1000

0.001

0.01

100

10

1

Normal zener voltage(V)

0

0.6

0.4

0.3

0.2

0.1

0

175

125

100

75

50

25

Fig.4 Steady state power derating

Temperature(°C)

150

0.5

+150°C

+25°C

-55°C

SMD Zener Diode

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