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TL494 Datasheet(PDF) 2 Page - HTC Korea TAEJIN Technology Co.

Part No. TL494
Description  Pulse-Width-Modulation Control Circuits
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Manufacturer  HTC [HTC Korea TAEJIN Technology Co.]
Direct Link  http://www.htckorea.co.kr
Logo HTC - HTC Korea TAEJIN Technology Co.

TL494 Datasheet(HTML) 2 Page - HTC Korea TAEJIN Technology Co.

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Pulse-Width-Modulation Control Circuits
TL494
2008 - Ver. 1.2
HTC
2 / 6
Parameter measurement information
DEAD-TIME
FEEDBACK
RT
CT
(+)
(-)
OUTPUT
CONTROL
REF OUT
E2
C2
E1
C1
Vcc
GND
(+)
(-)
ERROR
Vcc = 15V
150 Ω
2W
150 Ω
2W
OUTPUT 1
OUTPUT 2
TEST
INPUTS
12KΩ
0.01uF
50KΩ
TEST CIRCUIT
VOLTAGE
AT C1
VOLTAGE
AT C2
VOLTAGE
AT CT
DEAD-TIME
CONTROL
INPUT
FEEDBACK
DUTY
CIRCLE
0.7 V
0 V
THRESHOLD VOLTAGE
0%
MAX
THRESHOLD VOLTAGE
0%
0
Vcc
0
Vcc
FIGURE 1. OPERATIONAL TEST CIRCUIT AND WAVEFORMS


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