參數(shù)資料
型號(hào): AVS20
廠商: 意法半導(dǎo)體
英文描述: AUTOMATIC VOLTAGE SWITCH SMPS < 300W
中文描述: 自動(dòng)電壓開關(guān)開關(guān)電源“300W的
文件頁數(shù): 1/8頁
文件大?。?/td> 157K
代理商: AVS20
AVS20
AVS200
AUTOMATIC VOLTAGE SWITCH (SMPS < 300W)
50/60Hz FULLCOMPATIBILITY
.
INTEGRATED VOLTAGEREGULATOR
.
TRIAC TRIGGERINGBY PULSE TRAIN
.
HIGH IMMUNITY TO AC DISTURBANCES
(SPIKES,MISSINGCYCLE)
.
HIGH RELIABILITY ON LINE VOLTAGE DE-
TECTION (PARASITIC FILTER ON SIGNALIN-
PUT)
.
FASTDIGITALSTART-UP TIME
(< 2 LINE CYCLES)
.
LOW POWER CONSUMPTION
.
HIGH EFFICIENCY AND SAFETY SWITCHING
.
UNINSULATED PACKAGE:
AVS10CB/AVS100CB
.
INSULATED PACKAGE(2500V
RMS
) :
AVS10CBI
.
V
DRM
=
±
600V (AVS10CB),
±
800V (AVS100CB)
.
I
T(RMS)
:8A
July 1992
1
2
3
4
V
Mode
NC
V
8
7
6
5
Osc/Out
Osc/ In
V
V
SS
DD
M
G
AVS20-01.EPS
DIP8
PIN CONNECTIONS
P
DIP8
(Plastic Package)
ORDER CODE :
AVS2ACP08
CONTROLLER
TRIAC
DESCRIPTION
The AVS20 (AVS200) kit is an automatic mains
selector (120/230V AC) to be used in SMPS with
input power < 300 W. Itis composed of 2 devices :
The
Controller
is optimizedforlowconsumption
and high security triggering of the triac. When
connected to V
SS
, the
mode
input activatesan
additional
option
“the
latched
option”. If the
main power drops from 230V to 120V,the triac
control remains locked to the 230V mode and
avoids any high voltage spike when the voltage
is restoredto 230V.
When connectedto V
DD
, the
mode
inputdesac-
tivates this
option
“this is the
follower
option”.
The TRIACis speciallydesignedforthisapplica-
tion. An optimization between sensitivity and
dynamic parameters of the triac gate highly re-
duces the losses of supply resistor and allows
excellent immunityagainst line disturbances.
B
TO220AB
(Plastic Package)
ORDER CODES :
AVS10CB-AVS10CBI-AVS100CB
1/8
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