SMDB3 STMicroelectronics, SMDB3 Datasheet - Page 2

DIAC 32V 1A SOT-23

SMDB3

Manufacturer Part Number
SMDB3
Description
DIAC 32V 1A SOT-23
Manufacturer
STMicroelectronics
Datasheet

Specifications of SMDB3

Current - Peak Output
1A
Voltage - Breakover
28 ~ 36V
Current - Breakover
10µA
Package / Case
SOT-23-3
Breakover Voltage Vbo
45 V
Mounting Style
SMD/SMT
Breakover Current Ibo Min
50 uA
Off-state Leakage Current @ Vdrm Idrm
0.01 mA
Rated Repetitive Off-state Voltage Vdrm
36 V
Operating Temperature Range
-40°C To +125°C
Thyristor Case
SOT-23
No. Of Pins
3
Breakover Voltage Min
28V
Dc Breakover Voltage
32V
Forward Current If
1A
Leaded Process Compatible
Yes
Rohs Compliant
Yes
Vbo
32V and 40V
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Current - Hold (ih) (max)
-
Lead Free Status / Rohs Status
 Details
Other names
497-3148-2

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DB3 DB4 SMDB3
ELECTRICAL CHARACTERISTICS (Tj = 25°C unless otherwise specified)
* Applicable to both forward and reverse directions.
** Connected in parallel to the device.
2/5
PRODUCT SELECTOR
ORDERING INFORMATION
I V
SMDB3
DB3
DB4
BO1
Symbol
V
I
V
BO
I
I
tr
BO
- V
R
P
O
V
Part Number
BO2
Surface
Mount
Version
I
Breakover voltage *
Breakover voltage
symmetry
Dynamic breakover
voltage *
Output voltage *
Breakover current *
Rise time *
Leakage current *
Peak current *
Parameter
SM DB 3
Diac Series
see diagram 2 (Gate)
V
V
BO
see diagram 2
R
see diagram 3
C = 22nF **
C = 22nF **
C = 22nF **
and V
= 0.5 V
(R=20 )
Test Conditions
28 - 36
28 - 36
35 - 45
V
F
BO
BO
at 10mA
max
MAX.
MAX.
MAX.
MAX.
MAX.
TYP.
MIN.
MIN.
MIN.
MIN.
Breakover voltage
3: V
4: V
BO
BO
SMDB3
0.50
typ = 32V
typ = 40V
28
32
36
10
10
10
1
1
Package
SOT-23
3
DB3
DO-35
DO-35
28
32
36
0.30
50
10
5
5
2
DB4
35
40
45
Unit
V
V
V
V
A
A
A
s

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