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UTCTL494 Datasheet(PDF) 5 Page - Unisonic Technologies

Part # UTCTL494
Description  VOLTAGE MODE PWM CONTROL CIRCUIT
PDF  6 Pages
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Manufacturer  UTC [Unisonic Technologies]
Direct Link  http://www.utc-ic.com
Logo UTC - Unisonic Technologies

UTCTL494 Datasheet(HTML) 5 Page - Unisonic Technologies

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UTCTL494
LINEAR INTEGRATED CIRCUIT
UTC UNISONIC TECHNOLOGIES CO., LTD.
5
QW-R103-004,A
Vin
ERROR
AMPLIFIER
1
2
15
16
Vref
ERROR
AMPLIFIER
FEEDBACK
TERMINAL
FIG 2. AMPLIFIER CHARACTERISTICS
15pF
68
Ω
Q
EACH
OUTPUT
CIRCUIT
Vcc
tr
tf
90%
10%
90%
10%
Vc
15pF
68
Ω
Q
EACH
OUTPUT
CIRCUIT
Vcc
tr
tf
90%
10%
90%
10%
Ve
FIG. 3
COMMON-EMITTER CONFIGURATION
FIG. 4
EMITTER -FOLLOWER CONFIGURATION
PIN CONFIGURATIONS
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
NONINV
INPUT
INV INPUT
FEEDBACK
DEAD-TIME
CONTROL
CT
RT
GND
C1
E1
E2
C2
OUTPUT
CONTROL
Vcc
Vref
INV INPUT
NONINV
INPUT



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