SG3524B MICROSEMI [Microsemi Corporation], SG3524B Datasheet - Page 3

• Manufacturer Part Number: SG3524B
• Description: REGULATING PULSE WIDTH MODULATOR
• Manufacturer: MICROSEMI [Microsemi Corporation]

2/00 Rev 1.3 2/00
Copyright  2000
ELECTRICAL CHARACTERISTICS
Note 4. F
Note 5. V
Note 6. V
Note 7. These parameters, although guaranteed over the recommended operating conditions, are not tested in production.
Oscillator Section
Initial Accuracy
Voltage Stability
Temperature Stability
Minimum Frequency
Maximum Frequency
Sawtooth Peak Voltage
Sawtooth Valley Voltage
Clock Amplitude
Clock Pulse Width
Error Amplifier Section
Input Offset Voltage
Input Bias Current
Input Offset Current
DC Open Loop Gain
Output Low Level
Output High Level
Common Mode Rejection
Supply Voltage Rejection
Gain-Bandwidth Product
P.W.M. Comparator
Minimum Duty Cycle
Maximum Duty Cycle
Current Limit Amplifier Section
Sense Voltage
Input Bias Current
Shutdown Input Section
HIGH Input Voltage
HIGH Input Current
LOW Input Voltage
Output Section
Collector Leakage Current
Collector Saturation Voltage
Emitter Output Voltage
Emitter Voltage Rise Time
Collector Voltage Fall Time
Power Consumption
Standby Current
OSC
CM
CM
= 2.3V to V
= 0V to 17.5V
= 45KHz (R
Parameter
(each transistor)
REF
(Note 4)
T
(Note 4)
(Note 7)
= 2700Ω, C
(Note 7)
(Note 7 )
(Note 5)
(Note 7)
T
= .01µF)
(Note 6)
T
V
Over Operating Range
R
R
V
V
R
R
I
I
V
V
T
V
V
V
V
I
I
I
I
R
R
V
SINK
SOURCE
C
C
E
E
J
J
IN
IN
IN
CM
IN
COMP
COMP
SHUTDOWN
CE
IN
T
T
S
L
E
C
= 10mA
= 100mA
= 10mA
= 100mA
= 25°C
= 25°C
= 150KΩ, C
= 2KΩ, C
≤ 2KΩ
≥10MΩ
= 2KΩ, T
= 2KΩ, T
= 7V to 40V
= 40V
= 7V
= 7V to 40V
= 40V, V
(continued)
= 60V
= 2.3V to V
= 100µA; V
= 0.5V
= 3.9V
= 100µA; V
= 5.0V
A
SHUTDOWN
T
A
= 470pF
= 25°C
= 25°C
Test Conditions
T
REF
PIN 1
= 0.1µF
PIN 2
- V
= 2.0V
- V
PIN 2
PIN 1
3
≥ 150mV
≥ 150mV
SG1524B/SG2524B/SG3524B
SG1524B/2524B
Min. Typ. Max. Min. Typ. Max.
17.5
400
180
0.6
3.0
0.2
3.8
2.0
42
60
70
76
45
17
1
600
100
200
0.1
3.5
4.0
0.5
0.5
0.2
4.2
0.1
0.2
1.0
0.2
0.1
45
50
78
90
49
19
18
-3
1
1
1
2
5
11861 Western Avenue ∞ ∞ ∞ ∞ ∞ Garden Grove, CA 92841
140
220
3.9
1.2
0.5
-10
0.6
0.4
2.0
0.5
0.2
48
50
12
1
2
5
5
1
0
1
L
17.5
INFINITY Microelectronics Inc.
[phone] ∞ ∞ ∞ ∞ ∞ FAX: [phone]
400
170
0.6
3.0
0.2
3.8
2.0
40
60
70
76
45
17
1
SG3524B
600
100
200
0.1
3.5
4.0
0.5
0.2
4.2
0.1
0.2
1.0
0.2
0.1
45
50
78
90
49
19
18
-3
1
1
2
1
2
5
120
230
3.9
1.2
0.5
-10
0.6
0.4
2.0
0.5
0.2
50
10
10
50
12
1
2
1
0
1
Units
MHz
KHz
KHz
mV
mV
mA
mA
Hz
µA
µA
dB
dB
dB
µA
µA
µs
µs
µs
%
%
%
%
V
V
V
V
V
V
V
V
V
V
V