Surface Mount Zener Diode

BZT52C Series

500mW, SOD-123

Zener Voltage Range

(Note 2)

Maximum Zener Impedance

(Note 3)

Maximum

Reverse

Current

(Note 2)

Min

Nom

Max

Temperature

Coefficient of

Zener Voltage

mV / ℃

Type

Number

Marking

Code

V

V

V

mA

Ω

Ω

mA

µA

V

Min

Max

BZT52C2V4

WX

2.2

2.4

2.6

5

100

600

1.0

50

1.0

-3.5

0

BZT52C2V7

W1

2.5

2.7

2.9

5

100

600

1.0

20

1.0

-3.5

0

BZT52C3V0

W2

2.8

3.0

3.2

5

95

600

1.0

10

1.0

-3.5

0

BZT52C3V3

W3

3.1

3.3

3.5

5

95

600

1.0

5

1.0

-3.5

0

BZT52C3V6

W4

3.4

3.6

3.8

5

90

600

1.0

5

1.0

-3.5

0

BZT52C3V9

W5

3.7

3.9

4.1

5

90

600

1.0

3

1.0

-3.5

0

BZT52C4V3

W6

4.0

4.3

4.6

5

90

600

1.0

3

1.0

-3.5

0

BZT52C4V7

W7

4.4

4.7

5.0

5

80

500

1.0

3

2.0

-3.5

0.2

BZT52C5V1

W8

4.8

5.1

5.4

5

60

480

1.0

2

2.0

-2.7

1.2

BZT52C5V6

W9

5.2

5.6

6.0

5

40

400

1.0

1

2.0

-2.0

2.5

BZT52C6V2

WA

5.8

6.2

6.6

5

10

150

1.0

3

4.0

0.4

3.7

BZT52C6V8

WB

6.4

6.8

7.2

5

15

80

1.0

2

4.0

1.2

4.5

BZT52C7V5

WC

7.0

7.5

7.9

5

15

80

1.0

1

5.0

2.5

5.3

BZT52C8V2

WD

7.7

8.2

8.7

5

15

80

1.0

0.7

5.0

3.2

6.2

BZT52C9V1

WE

8.5

9.1

9.6

5

15

100

1.0

0.5

6.0

3.8

7.0

BZT52C10

WF

9.4

10

10.6

5

20

150

1.0

0.2

7.0

4.5

8.0

BZT52C11

WG

10.4

11

11.6

5

20

150

1.0

0.1

8.0

5.4

9.0

BZT52C12

WH

11.4

12

12.7

5

25

150

1.0

0.1

8.0

6.0

10.0

BZT52C13

WI

12.4

13

14.1

5

30

170

1.0

0.1

8.0

7.0

11.0

BZT52C15

WJ

13.8

15

15.6

5

30

200

1.0

0.1

10.5

9.2

13.0

BZT52C16

WK

15.3

16

17.1

5

40

200

1.0

0.1

11.2

10.4

14.0

BZT52C18

WL

16.8

18

19.1

5

45

225

1.0

0.1

12.6

12.4

16.0

BZT52C20

WM

18.8

20

21.2

5

55

225

1.0

0.1

14.0

14.4

18.0

BZT52C22

WN

20.8

22

23.3

5

55

250

1.0

0.1

15.4

16.4

20.0

BZT52C24

WO

22.8

24

25.6

5

70

250

1.0

0.1

16.8

18.4

22.0

BZT52C27

WP

25.1

27

28.9

2

80

300

0.5

0.1

18.9

21.4

25.3

BZT52C30

WQ

28.0

30

32.0

2

80

300

0.5

0.1

21.0

24.4

29.4

BZT52C33

WR

31.0

33

35.0

2

80

325

0.5

0.1

23.1

27.4

33.4

BZT52C36

WS

34.0

36

38.0

2

90

350

0.5

0.1

25.2

30.4

37.4

BZT52C39

WT

37.0

39

41.0

2

130

350

0.5

0.1

27.3

33.4

41.2

BZT52C43

WU

40.0

43

46.0

5

100

700

1.0

0.1

32.0

10.0

12.0

BZT52C47

WV

44.0

47

50.0

5

100

750

1.0

0.1

35.0

10.0

12.0

BZT52C51

WW

48.0

51

54.0

5

100

750

1.0

0.1

38.0

10.0

12.0

Notes:

1. Valid provided that device terminals are keep at ambient temperature

2. Test with pulses. period = 5 ms, pulse width = 300 µA

3. f = 1 K Hz

Characteristic

Symbol

Value

Unit

Power Dissipation (Note 1), Derate above 25 ℃

500

mW

0.9

V

Thermal Resistance, Junction to Ambient Air (Note 1)

305

℃

/ W

Operating and Storage Temperature Range

-65 ~ +150

℃

Notes:

1. Device mounted on ceramic PCB; 7.6mm×9.4mm×0.87mm with pad areas 25mm

2. Short duration test pulse used in minimize self-heating effect.

3. f = 1 K Hz

http://www.SeCoSGmbH.com/

Any changing of specification will not be informed individual

01-Jun-2002 Rev. A

Page 1 of 4