參數(shù)資料
型號(hào): SG3842G2AS
廠商: Electronic Theatre Controls, Inc.
英文描述: BiCMOS Green-Mode PWM Controllers
中文描述: BiCMOS工藝綠色模式PWM控制器
文件頁(yè)數(shù): 5/19頁(yè)
文件大?。?/td> 394K
代理商: SG3842G2AS
Product Specification
BiCMOS Green-Mode PWM Controllers
SG3842G/ SG3843G
System General Corp.
Version 1.4 ( IRO33.0007.B3)
- 5 -
www.sg.com.tw
Jun.28,2004
I
IB
T
PD
V
TH(IS)
Input bias current
Delay to output
Maximum input signal
SG3842G2,SG3843G
-
Ta=25°C
-
2.76
-
-
0.9
3.00
-1
50
1.0
3.24
-5
150
1.1
V/V
uA
nS
V
Output Section
Symbol
Vol
Voh
Tr
Tf
Parameter
Output voltage low
Output voltage high
Rising time
Falling time
Test Condition
Vcc=15V, Io=20mA
Vcc=15V, Io=20mA
Ta=25°C, CL=1nF
Ta=25°C, CL=1nF
Min.
-
13
-
-
Typ.
-
-
50
50
Max.
0.5
-
150
150
Unit
V
V
nS
nS
Under-Voltage Lockout Section
Symbol
Parameter
Test Condition
SG3842G
SG3843G
SG3842G
SG3843G
Min.
15
8.4
9
7.6
Typ.
16
8.9
10
8.1
Max.
17
9.4
11
8.6
Unit
V
V
V
V
V
TH(ON)
Start threshold voltage
V
TH(OFF)
Minimum operating voltage
PWM Section
Symbol
Parameter
Test Condition
SG3842G, SG3842G2,
SG3843G
FB=5V, COMP=Open
Min.
90
Typ.
95
Max.
98
Unit
%
DCY
(MAX)
Maximum duty cycle
DCY
(MIN)
Minimum duty cycle
-
-
0
%
Total Standby Current Section
Symbol
Parameter
Test Condition
SG3842G, Vcc=15V
SG3843G, Vcc=8V
FB=SENSE=0V, VDD=15V,
CL=1000pF
Icc=10mA
Min.
-
-
Typ.
5
3
Max.
15
10
Unit
uA
uA
I
CC ST
Start-up current
I
CC OP
Operating supply current
-
5.0
6.5
mA
Vz
V
P
Power supply zener voltage
Power supply protection voltage
25
28
27
-
V
V
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