MOC3022S-M Fairchild Semiconductor, MOC3022S-M Datasheet - Page 5

• Manufacturer Part Number: MOC3022S-M
• Description: Triac-Output Optocoupler,1-CHANNEL,7.5kV ISOLATION,SO
• Manufacturer: Fairchild Semiconductor

© 2005 Fairchild Semiconductor Corporation
MOC3010M MOC3011M
Note: This optoisolator should not be used to drive a load directly.
400V (MOC302X)
250V (MOC301X)
APPLIED VOLTAGE
0 VOLTS
WAVEFORM
It is intended to be a trigger device only.
PULSE
Vdc
INPUT
τ RC
V
V
252 V (MOC302X)
158 V (MOC301X)
CC
CC
MERCURY
WETTED
RELAY
R
R
R
in
in
TEST
Figure 7. Inductive Load with Sensitive Gate Triac (I
MOC3012M MOC3020M
1
1
2
3
2
3
MOC3010M
MOC3011M
MOC3012M
MOC3010M
MOC3011M
MOC3012M
C
Figure 5. Static dv/dt Test Circuit
Figure 6. Resistive Load
TEST
D.U.T.
D.U.T.
OPTOISOLATORS TRIAC DRIVER OUTPUT
R = 10 kΩ
6
5
4
6
5
4
SCOPE
PROBE
Page 5 of 10
X100
V max =
dv/dt =
180
180
0.1 µF
= 250 V (MOC301X)
400 V (MOC302X)
0.63 V max
τ RC
1. The mercury wetted relay provides a high speed repeated
2. 100x scope probes are used, to allow high speeds and
3. The worst-case condition for static dv/dt is established by
R
C1
L
pulse to the D.U.T.
voltages.
triggering the D.U.T. with a normal LED input current, then
removing the current. The variable R
to be gradually increased until the D.U.T. continues to
trigger in response to the applied voltage pulse, even
after the LED current has been removed. The dv/dt is
then decreased until the D.U.T. stops triggering. τ
measured at this point and recorded.
=
=
2.4k
MOC3021M
252
τ RC
τ RC
158
GT
6-PIN DIP RANDOM-PHASE
≤ 15 mA)
(MOC302X)
(MOC301X)
Z
120 V
60 Hz
L
120 V
60 Hz
(250/400 VOLT PEAK)
MOC3022M MOC3023M
TEST
allows the dv/dt
RC
6/15/05
is