DB3 DB4 SMDB3

2/5

Symbol

Parameter

Test Conditions

SMDB3

DB3

DB4

Unit

Breakover voltage *

C = 22nF **

MIN.

28

28

35

V

TYP.

32

32

40

MAX.

36

36

45

Breakover voltage

symmetry

C = 22nF **

MAX.

3

V

∆ V

Dynamic breakover

voltage *

MIN.

10

5

V

Output voltage *

see diagram 2

(R=20

Ω)

MIN.

10

5

V

Breakover current *

C = 22nF **

MAX.

10

50

µA

tr

Rise time *

see diagram 3

MAX.

0.50

2

µs

Leakage current *

MAX.

1

10

µA

Peak current *

see diagram 2 (Gate)

MIN.

1

0.30

A

* Applicable to both forward and reverse directions.

** Connected in parallel to the device.

ELECTRICAL CHARACTERISTICS (Tj = 25°C unless otherwise specified)

Part Number

Package

SMDB3

28 - 36

SOT-23

DB3

28 - 36

DO-35

DB4

35 - 45

DO-35

PRODUCT SELECTOR

SM DB 3

Surface

Mount

Version

Diac Series

Breakover voltage

3: V

typ = 32V

4: V

typ = 40V

BO

BO

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