SG3525ADWG ON Semiconductor, SG3525ADWG Datasheet - Page 5

• Manufacturer Part Number: SG3525ADWG
• Description: IC PWM SMPS CONTROLLER 16-SOIC
• Manufacturer: ON Semiconductor

Specifications of SG3525ADWG

• Pwm Type: Voltage Mode
• Number Of Outputs: 2
• Frequency - Max: 400kHz
• Duty Cycle: 49%
• Voltage - Supply: 8 V ~ 35 V
• Buck: No
• Boost: No
• Flyback: No
• Inverting: No
• Doubler: No
• Divider: No
• Cuk: No
• Isolated: No
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 16-SOIC (0.300", 7.5mm Width)
• Frequency-max: 400kHz
• Topology: Half-Bridge, Push-Pull
• Output Current: 400 mA
• Switching Frequency: 400 KHz
• Duty Cycle (max): 49 %
• Maximum Operating Temperature: + 70 C
• Minimum Operating Temperature: 0 C
• Fall Time: 50 ns
• Mounting Style: SMD/SMT
• Rise Time: 100 ns
• Synchronous Pin: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

6. Applies to SG3525A only, due to polarity of output pulses.
PWM
ADJ.
ELECTRICAL CHARACTERISTICS
SOFT−START SECTION
OUTPUT DRIVERS (Each Output, V
Soft−Start Current (V
Soft−Start Voltage (V
Shutdown Input Current (V
Output Low Level
Output High Level
Under Voltage Lockout (V8 and V9 = High)
Collector Leakage, V
Rise Time (C
Fall Time (C
Shutdown Delay (V
Supply Current (V
V/I Meter
(I
(I
(I
(I
sink
sink
source
source
1.5k
3.0k
1.0k
V
= 20 mA)
= 100 mA)
ref
−
+
= 20 mA)
= 100 mA)
0.009
0.1
L
L
= 1.0 nF, T
= 1.0 nF, T
CC
2 = 1(+)
3 = 1(−)
1 = V
3
DS
1
3
2
1
2
C
shutdown
shutdown
= +35 V)
= +3.0 V, C
= +35 V (Note 6)
IO
Clock
Sync
Ramp
J
RT
J
= 25 C)
shutdown
= 25 C)
2
3
0.001
2
1
1
= 0 V)
= 2.0 V)
10k
3
Deadtime
Characteristics
100W
S
= 2.5 V)
0.01
CC
= 0, T
0.1
= +20 V)
Comp
(continued)
J
16
= +25 C)
4
3
6
7
5
9
1
2
−
+
Figure 2. Lab Test Fixture
E/A
O
s
c
a
o
i
l
l
t
r
http://onsemi.com
SG3525A
DUT
5
Flip/
Flop
Reference Regulator
PWM
5.0k
50mA
A
B
Symbol
I
C(leak)
V
V
V
I
t
CC
OH
t
t
ds
OL
UL
r
f
Min
6.0
25
18
17
5.0k
−
−
−
−
−
−
−
−
−
Typ
100
0.4
0.4
0.2
1.0
7.0
0.2
50
19
18
50
14
−
14
15
13
11
12
8
10
1.0k, 1.0W
(2)
+
0.1
0.1
2.0k
5.0mF
Out A
Max
Out B
Shutdown
200
600
300
0.6
1.0
0.4
2.0
8.0
0.5
80
20
−
−
Softstart
V
V
GND
CC
C
Unit
V
mA
mA
mA
mA
ns
ns
ms
ref
V
V
V
V