SG3843G 데이터 시트보기 (PDF) - Unspecified
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SG3843G Datasheet PDF : 19 Pages
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BiCMOS Green-Mode PWM Controllers
IIB
TPD
VTH(IS)
Input bias current
Delay to output
Maximum input signal
Output Section
Symbol
Vol
Parameter
Output voltage low
Voh
Output voltage high
Tr
Rising time
Tf
Falling time
Under-Voltage Lockout Section
Symbol Parameter
VTH(ON)
Start threshold voltage
VTH(OFF)
Minimum operating voltage
PWM Section
Symbol Parameter
DCY(MAX)
DCY(MIN)
Maximum duty cycle
Minimum duty cycle
Total Standby Current Section
Symbol Parameter
ICC ST
Start-up current
ICC OP
Vz
VP
Operating supply current
Power supply zener voltage
Power supply protection voltage
SG3842G2,SG3843G
-
Ta=25°C
-
Product Specification
SG3842G/ SG3843G
2.76
3.00
3.24
V/V
-
-1
-5
uA
-
50
150
nS
0.9
1.0
1.1
V
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
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
Test Condition
SG3842G, SG3842G2,
SG3843G
FB=5V, COMP=Open
Min.
90
-
Typ.
95
-
Max. Unit
98
%
0
%
Test Condition
SG3842G, Vcc=15V
SG3843G, Vcc=8V
FB=SENSE=0V, VDD=15V,
CL=1000pF
Icc=10mA
Min.
-
-
-
25
Typ.
5
3
5.0
28
27
Max.
15
10
6.5
-
Unit
uA
uA
mA
V
V
© System General Corp.
-5-
Version 1.4 ( IRO33.0007.B3)
www.sg.com.tw
Jun.28,2004
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