參數(shù)資料
型號(hào): SG3525AN
廠商: MOTOROLA INC
元件分類: 穩(wěn)壓器
英文描述: PULSE WIDTH MODULATOR CONTROL CIRCUITS
中文描述: 0.5 A SWITCHING CONTROLLER, 400 kHz SWITCHING FREQ-MAX, PDIP16
封裝: PLASTIC, DIP-16
文件頁數(shù): 4/8頁
文件大?。?/td> 205K
代理商: SG3525AN
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
相關(guān)PDF資料
PDF描述
SG3527AN PULSE WIDTH MODULATOR CONTROL CIRCUITS
SG3527A REGULATING PULSE WIDTH MODULATOR
SG3527ADW REGULATING PULSE WIDTH MODULATOR
SG3527AJ REGULATING PULSE WIDTH MODULATOR
SG3527AN REGULATING PULSE WIDTH MODULATOR
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