MMSZ5221B - MMSZ5259B

Document number: DS18010 Rev. 28 - 2

2 of 5

www.diodes.com

October 2017

© Diodes Incorporated

MMSZ5221B - MMSZ5259B

Characteristic

Symbol

Value

Unit

Forward Voltage

0.9

V

Thermal Characteristics

Characteristic

Symbol

Value

Unit

500

mW

370

mW

Thermal Resistance, Junction to Ambient Air (Note 5)

338

°C/W

Operating and Storage Temperature Range

-65 to +150

°C

Type

Number

Type

Code

Zener Voltage Range (Note 6)

Test

Current

Maximum Zener

Impedance

f = 1KHz

Maximum Reverse

Leakage Current (Note 6)

= 0.25mA

Nom (V)

Min (V)

Max (V)

mA

Ω

A

V

MMSZ5221B

C1

2.4

2.28

2.52

20

30

1,200

100

1.0

MMSZ5223B

C3

2.7

2.57

2.84

20

30

1,300

75

1.0

MMSZ5225B

C5

3.0

2.85

3.15

20

30

1,600

50

1.0

MMSZ5226B

G1

3.3

3.14

3.47

20

28

1,600

25

1.0

MMSZ5227B

G2

3.6

3.42

3.78

20

24

1,700

15

1.0

MMSZ5228B

G3

3.9

3.71

4.10

20

23

1,900

10

1.0

MMSZ5229B

G4

4.3

4.09

4.52

20

22

2,000

5.0

1.0

MMSZ5230B

G5

4.7

4.47

4.94

20

19

1,900

5.0

2.0

MMSZ5231B

E1

5.1

4.85

5.36

20

17

1,600

5.0

2.0

MMSZ5232B

E2

5.6

5.32

5.88

20

11

1,600

5.0

3.0

MMSZ5233B

E3

6.0

5.70

6.30

20

7

1,600

5.0

3.5

MMSZ5234B

E4

6.2

5.89

6.51

20

7

1,000

5.0

4.0

MMSZ5235B

E5

6.8

6.46

7.14

20

5

750

3.0

5.0

MMSZ5236B

F1

7.5

7.13

7.88

20

6

500

3.0

6.0

MMSZ5237B

F2

8.2

7.79

8.61

20

8

500

3.0

6.5

MMSZ5238B

F3

8.7

8.27

9.14

20

8

600

3.0

6.5

MMSZ5239B

F4

9.1

8.65

9.56

20

10

600

3.0

7.0

MMSZ5240B

F5

10

9.50

10.50

20

17

600

3.0

8.0

MMSZ5241B

H1

11

10.45

11.55

20

22

600

2.0

8.4

MMSZ5242B

H2

12

11.40

12.60

20

30

600

1.0

9.1

MMSZ5243B

H3

13

12.35

13.65

9.5

13

600

0.5

9.9

MMSZ5245B

H5

15

14.25

15.75

8.5

16

600

0.1

11

MMSZ5246B

J1

16

15.20

16.80

7.8

17

600

0.1

12

MMSZ5248B

J3

18

17.10

18.90

7.0

21

600

0.1

14

MMSZ5250B

J5

20

19.00

21.00

6.2

25

600

0.1

15

MMSZ5251B

K1

22

20.90

23.10

5.6

29

600

0.1

17

MMSZ5252B

K2

24

22.80

25.20

5.2

33

600

0.1

18

MMSZ5254B

K4

27

25.65

28.35

5.0

41

600

0.1

21

MMSZ5255B

K5

28

26.60

29.40

4.5

44

600

0.1

21

MMSZ5256B

M1

30

28.50

31.50

4.2

49

600

0.1

23

MMSZ5257B

M2

33

31.35

34.65

3.8

58

700

0.1

25

MMSZ5258B

M3

36

34.20

37.80

3.4

70

700

0.1

27

MMSZ5259B

M4

39

37.05

40.95

3.2

80

800

0.1

30

Notes:

5. Device mounted on FR-4 PCB with 1 inch copper pad layout.

6. Short duration pulse test used to minimize self-heating effect.