MMBZ5221B datasheet(3/5 Pages) SECOS

Part #	MMBZ5221B

Description	300 mW SOT-23 Series Surface Mount Zener Voltage Regulator Diodes

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Manufacturer	SECOS [SeCoS Halbleitertechnologie GmbH]

Direct Link	http://www.secosgmbh.com

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3 / 5 page

Elektronische Bauelemente

MMBZ52xxB Series

300 mW SOT-23 Series

Surface Mount Zener Voltage Regulator Diodes

05-Aug-2011 Rev. D

Page 3 of 5

http://www.SeCoSGmbH.com/

Any changes of specification will not be informed individually.

ELECTRICAL RATINGS (Rating 25°C ambient temperature unless otherwise specified)

Nominal Zener Voltage

Max. Zener Impedance

Max. Reverse

Leakage Current

VZ @ IZT

ZZT @ IZT

ZZK @ IZK

IR @ VR

Part

Number

Marking

Code

Nom (V)

Min (V)

Max (V)



mA



mA

A

V

300 mW Zener Diodes

MMBZ5250B

J5 / KJ5 / 81A

20

19.00

21.00

25

6.2

600

0.25

0.1

15.0

MMBZ5251B

K1 / KK1 / 81B

22

20.90

23.10

29

5.6

600

0.25

0.1

17.0

MMBZ5252B

K2 / KK2 / 81C

24

22.80

25.20

33

5.2

600

0.25

0.1

18.0

MMBZ5253B

K3 / 81D

25

23.75

26.25

35

5

600

0.25

0.1

19.0

MMBZ5254B

K4 / KK4 / 81E

27

25.65

28.35

41

5.0

600

0.25

0.1

21.0

MMBZ5255B

K5 / KK5 / 81F

28

26.60

29.40

44

4.5

600

0.25

0.1

21.0

MMBZ5256B

M1 / KM1 /

81G

30

28.50

31.50

49

4.2

600

0.25

0.1

23.0

MMBZ5257B

M2 / KM2 /

81H

33

31.35

34.65

58

3.8

700

0.25

0.1

25.0

MMBZ5258B

M3 / KM3 / 81J

36

34.20

37.80

70

3.4

700

0.25

0.1

27.0

MMBZ5259B

M4 / KM4 / 81K

39

37.05

40.95

80

3.2

800

0.25

0.1

30.0

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