參數(shù)資料
型號(hào): LS7540
廠商: LSI Corporation
英文描述: TOUCH CONTROL CONTINUOUS DIMMER with AUTOMATIC GAIN CONTROL (AGC)
中文描述: 連續(xù)調(diào)光器觸摸式控制,具有自動(dòng)增益控制(AGC)
文件頁數(shù): 2/5頁
文件大?。?/td> 67K
代理商: LS7540
ABSOLUTE MAXIMUM RATINGS:
PARAMETER
SYMBOL
VALUE
UNIT
DC supply voltage
Any input voltage
Operating temperature
Storage temperature
V
DD -
V
SS
V
IN
T
A
T
STG
+6
V
V
°C
°C
V
SS
- 0.3 to V
DD
+ 0.3
-20 to +85
-65 to +150
7540-060906-2
ELECTRICAL AND TRANSIENT CHARACTERISTICS:
( All voltages referenced to V
SS
. T
A
= +25C unless otherwise specified.)
PARAMETER
SYMBOL
Supply Voltage
V
DD
Supply Current
I
DD
MIN
+4.5
-
TYP
5.0
-
MAX
+5.5
500
UNIT
V
uA
CONDITIONS
-
Output off, V
DD
= +5.0V
V
DD
= +5.0V
TRIG/
Sink Current
Vo = V
DD
- 3V
I
O
-50
-
-
mA
TRIG/
Source Current
Vo = V
DD
- 0.2V
I
O
+0.1
-
-
mA
V
DD
= +5.0V
TRIG/
Pulse Width
T
W
-
-
-
105
126
-
-
μsec
μsec
RC = 300k
, 60Hz
RC = 360k
, 50Hz
CLOCK
Resistor
-
-
-
-
350
420
-
-
k
k
60Hz
50Hz
CONTROL
Resistor
CONTROL
Capacitor
-
-
-
-
10
1
-
-
M
μF
-
-
Touch Plate Capacitance -
-
-
600
pF
-
Touch Duration
T
S
T
S
67
80
-
-
-
-
ms
ms
60Hz
50Hz
Conduction Angle
50
-
162
deg
-
incremental steps
(Note 1)
RAMP
Resistor
RAMP
Capacitor
-
0.91
-
deg
-
R
C
2
-
-
no limit
no limit
k
pF
-
-
200
RAMP
RC
RAMP
RC
T
RC
T
RC
25
30
-
-
no limit
no limit
μs
μs
60Hz
50Hz
RAMP
Rate
-
-
4T
RC
-
sec/step
-
Max to off slew time
T
T
-
496T
RC
-
sec
-
Note 1
: Total number of steps = 124.
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