SG3525ADWG ON Semiconductor, SG3525ADWG Datasheet - Page 4

• 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

3. T
4. Since long term stability cannot be measured on each device before shipment, this specification is an engineering estimate of average
5. Tested at f
ELECTRICAL CHARACTERISTICS
REFERENCE SECTION
OSCILLATOR SECTION (Note 5, unless otherwise noted.)
ERROR AMPLIFIER SECTION (V
PWM COMPARATOR SECTION
Reference Output Voltage (T
Line Regulation (+8.0 V
Load Regulation (0 mA
Temperature Stability
Total Output Variation Includes Line and Load Regulation over Temperature
Short Circuit Current (V
Output Noise Voltage (10 Hz
Long Term Stability (T
Initial Accuracy (T
Frequency Stability with Voltage
Frequency Stability with Temperature
Minimum Frequency (R
Maximum Frequency (R
Current Mirror (I
Clock Amplitude
Clock Width (T
Sync Threshold
Sync Input Current (Sync Voltage = +3.5 V)
Input Offset Voltage
Input Bias Current
Input Offset Current
DC Open Loop Gain (R
Low Level Output Voltage
High Level Output Voltage
Common Mode Rejection Ratio (+1.5 V
Power Supply Rejection Ratio (+8.0 V
Minimum Duty Cycle
Maximum Duty Cycle
Input Threshold, Zero Duty Cycle (Note 5)
Input Threshold, Maximum Duty Cycle (Note 5)
Input Bias Current
stability from lot to lot.
(+8.0 V
low
= 0
osc
V
CC
J
= 40 kHz (R
RT
= +25 C)
J
T
+35 V)
= 2.0 mA)
= +25 C)
high
J
ref
T
L
= +125 C) (Note 4)
= +70 C
T
= 150 kW, C
I
= 2.0 kW, C
V
L
= 0 V, T
10 MW)
T
CC
J
= 3.6 kW, C
20 mA)
= +25 C)
f
Characteristics
+35 V)
CM
J
10 kHz, T
= +25 C)
= +5.1 V)
T
T
= 0.2 mF)
= 1.0 nF)
T
V
(V
V
CC
= 0.01 mF, R
CC
CM
J
= +25 C)
= +20 Vdc, T
+35 V)
+5.2 V)
D
= 0 W).
http://onsemi.com
A
= T
SG3525A
low
4
to T
high
[Note 3], unless otherwise noted.)
DV
Symbol
Reg
Reg
CMRR
DC
PSRR
DC
D VCC
Df osc
DV
Df osc
A
f
V
V
V
f
V
I
D T
V
V
ref
max
V
min
I
I
VOL
I
SC
S
IO
IB
OH
IB
ref
OL
IO
max
th
th
min
load
n
ref
line
/DT
5.00
4.95
Min
400
1.7
3.0
0.3
1.2
3.8
0.6
60
60
50
45
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
5.10
0.05
Typ
2.0
3.5
0.5
2.0
1.0
2.0
1.0
0.2
5.6
0.9
3.3
10
20
20
80
40
20
50
75
75
60
49
2.0
1.0
0.3
−
−
−
−
Max
5.20
5.25
100
200
2.2
1.0
2.8
2.5
1.0
0.5
3.6
1.0
20
50
50
10
10
6.0
2.0
−
−
−
−
−
−
−
−
−
0
−
−
mV/khr
mV
Unit
Vdc
Vdc
kHz
mV
mV
mV
mA
mA
mA
mV
Hz
mA
mA
dB
dB
dB
mA
ms
%
%
%
%
%
V
V
V
V
V
V
rms