SG3524 STMicroelectronics, SG3524 Datasheet - Page 3

• Manufacturer Part Number: SG3524
• Description: Voltage Mode PWM
• Manufacturer: STMicroelectronics

ELECTRICAL CHARACTERISTICS (unless otherwise stated, these specifications apply for Tj = 0 to
70 C, V
(*) Excluding oscillator charging current, error and current limit dividers, and with outputs open.
Symbol
REFERENCE SECTION
OSCILLATOR SECTION
ERROR AMPLIFIER SECTION
COMPARATOR SECTION
CURRENT LIMITING SECTION
OUTPUT SECTION(each output)
V
CMV
CMR
CMV
I
V
f
V
q
REF
V
V
V
MAX
G
V
V
f/ T
REF
I
B
I
t
OS
t
REF
REF
REF
b
b
O
IT
r
f
(*)
V
/ T Temperature Stability
IN
= 20V, and f = 20KHz).
Output Voltage
Line Regulation
Load Regulation
Ripple Rejection
Short Circuit Current Limit
Long Term Stability
Maximum Frequency
Initial Accuracy
Voltage Stability
Temperature Stability
Output Amplitude
Output Pulse Width
Input Offset Voltage
Input Bias Current
Open Loop Voltage Gain
Common Mode Voltage
Common Mode Rejection
Small Signal Bandwidth
Output Voltage
Duty-cycle
Input Threshold
Input Bias Current
Sense Voltage
Sense Voltage T.C.
Common Mode Voltage
Collector-emitter Voltage
Collector Leackage Curr.
Saturation Voltage
Emitter Output Voltage
Rise Time
Fall Time
Total Standby Current
Parameter
V
I
f = 120Hz, T
V
Over Operating Temperature range
Tj = 125 C, t = 1000Hrs
C
R
V
Over Operating Temperature Range
Pin 3, T
C
V
T
T
A
T
% Each Output On
Zero Duty-cycle
Maximum Duty-cycle
Pin 9 = 2V with Error Amp. Set for
Max. Out.
T
V
I
V
R
R
V
L
C
j
j
j
j
IN
REF
IN
CM
V
CE
IN
IN
T
T
T
C
C
= 0 to 20mA
= 25 C
= 25 C
= 25 C
= 25 C
= 50mA
= 0.001 F, R
and C
= 0.01 F, T
= 0dB, T
= 2K , T
= 2K , T
= 8 to 40V
= 8 to 40V, T
= 20V
= 40V
= 40V
= 2.5V
= 0, T
j
= 25 C
T
Test Condition
Constant
j
j
= 25 C
j
j
j
= 25 C
= 25 C
= 25 C
= 25 C
j
= 25 C
T
j
= 25 C
= 2K
Min.
180
4.6
1.8
0.5
60
–1
40
17
0
Typ.
100
300
200
0.3
3.5
0.5
3.5
0.2
0.1
0.2
0.1
10
20
66
20
80
70
18
5
5
2
3
1
8
2
1
1
Max.
220
5.4
3.4
3.8
30
50
10
10
45
50
10
1
1
2
1
2
SG3524
mV/ C
MHz
Unit
KHz
mV
mV
mA
mV
mV
mV
mA
dB
dB
dB
%
%
%
%
%
V
V
V
V
V
V
V
V
V
A
A
A
s
s
s
3/9