AZ494BM-E1 Просмотр технического описания (PDF) - BCD Semiconductor
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AZ494BM-E1 Datasheet PDF : 12 Pages
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PULSE-WIDTH-MODULATION CONTROL CIRCUITS
Parametr Measurement information
VCC = 15V
12
Test
Inputs
4
3
12KΩ 6
5
0.01µF 1
2
16
15
VCC
DTC
FEEDBACK
RT
CT
1IN+
1IN-
2IN+
2IN-
8
C1
E1 9
11
C2
10
E2
50KΩ
13 OUTPUT
14
REF
CTRL
GND
7
150Ω
4W
150Ω
4W
Output 1
Output 2
Data Sheet
AZ494B/D
Test Circuit
Voltage
VCC
at C1
0V
Voltage
VCC
at C2
0V
Voltage
at CT
DTC
Threshold Voltage
0V
FEEDBACK
0.7V
Duty Cycle
Threshold Voltage
0%
0%
MAX
Voltage Waveforms
Figure 4. Operational Test Circuit and Waveforms
Jun. 2005 Rev. 1. 1
BCD Semiconductor Manufacturing Limited
7
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