Datasheet

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Test
Inputs
DTC
FEEDBACK
RT
CT
GND
50 kW
12 kW
0.01 µF
V
CC
REF
OUTPUT
CTRL
E2
C2
E1
C1
Output 1
Output 2
150 W
2 W
150 W
2 W
V
CC
= 15 V
TEST CIRCUIT
IN+
IN-
IN+
IN-
V
CC
V
CC
0 V
0 V
Voltage
at C1
Voltage
at C2
Voltage
at CT
DTC Input
Feedback
Input
0 V
0.7 V
0%
MAX
0%
Threshold Voltage
Threshold Voltage
VOLTAGE WAVEFORMS
Duty Cycle
TL594
12
4
3
6
5
1
2
16
15
13
7
14
10
11
9
8
Error
Amplifiers
TL594
PULSE-WIDTH-MODULATION CONTROL CIRCUIT
SLVS052G – APRIL 1988 – REVISED JANUARY 2007
PARAMETER MEASUREMENT INFORMATION (continued)
Figure 2. Operational Test Circuit and Waveforms
6
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