DB3
BI-DIRECTIONAL TRIGGER DIODES
DO-35
Symbol
VBO
Parameter
BREAKDOWN VOLTAGE
Test Condition
1
SEE FIG 1
t M...
DB3
BI-DIRECTIONAL TRIGGER DIODES
DO-35
Symbol
VBO
Parameter
BREAKDOWN VOLTAGE
Test Condition
1
SEE FIG 1
t Min Typ Max Uni Type Package mm)
DB-3 DB-4 DB-6 DB-3 DB-4 28 35 56 32 40 60 36 45 70 3 3 4 5 5 10 5 100 V V 1.8 ±0.2
3.8±0.2
V 0.5 ±0.1
+VBO - -VBO
BREAKDOWN VOLTAGE SYMMETRY
1
29±1
V
SEE FIG 1
DB-6 DB-3
± V
I= IBO to IF=10mA
DYNAMIC BREAKBACK VOLTAGE SEE FIG 1
DB-4 DB-6
VO IBO tr
OUTPUT VOLTAGE
2
SEE FIG 2
BREAKDOWN current
A s
29±1
Rise time
3
SEE FIG 3
1.5
IB
Bleakage Current
Vm=0.5VBO(Max) 1
SEE FIG 1
10
A DO-35 mm)
LIMITING VALUES
Symbol Pc IFmax Tr
40 to 125 40 to 110
Parameter
Power Dissipution On Pented Circuit
Value
Unit
mW
t a=50
t p=10 s 120pps
Ta 40 DB-4 DB-6
150 DB-3 2.0 2.0 16
A
Tj
Storage and Operation Junction Temperature Range
Wing Shing Computer Components Co., (H.K.)Ltd. Homepage: http://www.wingshing.com
Tel:(852)2341 9276 Fax:(852)2797 8153 E-mail:
[email protected]
3-1
WS DB3
I --V
+IF
10mA 0.1 F VO 20 10K 500K DIAC
-v
IBO IB
0.5VBO
+V
V VBO
FIG-2 Test circuit for output voltage
-IF
FIG-1 I - V
90%
IP
Current - voltage characterisitics
10%
tr
FIG-3 2
R IP=0.5A
Test circuit see diagram 2,Adjust R for I=0.5A
P mW 160
load up to 1500 watts
120 120V 80 50HZ
3.3k 200k
TRIAC
DIAC
40 Tamp ( 0 50 100
0.1
F
100V
FIG -5
FIG-4 DIAC-TRIAC
Typical DIAC-TRIAC full-wave phase control
Power dissipation versus ambiept temperature( maximum values)
3-2
WS DB3
DO-35
1.1
...