參數(shù)資料
型號(hào)： SG3527A
廠商： Linear Technology Corporation
英文描述： Regulating Pulse Width Modulators
中文描述： 調(diào)節(jié)脈沖寬度調(diào)制器
文件頁(yè)數(shù)： 4/8頁(yè)
文件大?。?/td> 205K
代理商： SG3527A
SG3525A SG3527A
4
MOTOROLA ANALOG IC DEVICE DATA
ELECTRICAL CHARACTERISTICS (Continued)
Characteristics
Symbol
Min
Typ
Max
Unit
SOFT–START SECTION
Soft–Start Current (Vshutdown = 0 V)
Soft–Start Voltage (Vshutdown = 2.0 V)
Shutdown Input Current (Vshutdown = 2.5 V)
25
50
80
μ
A
–
0.4
0.6
V
–
0.4
1.0
mA
OUTPUT DRIVERS
(Each Output, VCC = +20 V)
Output Low Level
(Isink = 20 mA)
(Isink = 100 mA)
VOL
–
–
0.2
1.0
0.4
2.0
V
Output High Level
(Isource = 20 mA)
(Isource = 100 mA)
VOH
18
17
19
18
–
–
V
Under Voltage Lockout (V8 and V9 = High)
VUL
IC(leak)
tr
tf
tds
ICC
6.0
7.0
8.0
V
Collector Leakage, VC = +35 V (Note 7)
Rise Time (CL = 1.0 nF, TJ = 25
°
C)
Fall Time (CL = 1.0 nF, TJ = 25
°
C)
Shutdown Delay (VDS = +3.0 V, CS = 0, TJ = +25
°
C)
Supply Current (VCC = +35 V)
–
–
200
μ
A
–
100
600
ns
–
50
300
ns
–
0.2
0.5
μ
s
–
14
20
mA
NOTE:
7.Applies to SG3525A only, due to polarity of output pulses.
Reference Regulator
Flip/
Flop
PWM
–
+
E/A
DUT
Vref
Clock
16
4
0.1
3
6
7
5
Deadtime
100
0.001
Comp
10k
9
0.01
1
2
1
2
3
1
2
3
3
2
1
3
+
–
1 = VIO
2 = 1(+)
3 = 1(–)
0.1
0.009
1.5k
1.0k
3.0k
PWM
ADJ.
Sync
RT
Ramp
50
μ
A
5.0k
5.0k
15
13
11
VC
Out A
0.1
0.1
1.0k, 1.0W
(2)
14
Out B
Gnd
12
8
Softstart
5.0
μ
F
10
2.0k
Shutdown
Vref
+
O
s
c
i
l
l
a
t
o
r
V/I Meter
VCC
A
1
2
B
Lab Test Fixture
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