Pulse-Width-Modulation Control Circuits
TL494
FEATURES
● Complete PWM Power Control Circuitry ● Uncommitted Outputs for 200 mA Sink or Source Current ● Output Control Selects Single-Ended or Push-Pull Operation ● Internal Circuitry Prohibits Double Pulse at Either Output ● Variable Dead-Time Provides Control over Total Range ● Internal
Regulator Provides a Stable 5-V Reference Supply,5% ● Circuit Architecture Allows Easy Synchronization ● Moisture Sensitivity Level 3
SOP16/DIP16 (TOP VIEW)
NONINV
Error
INPUT
1
16
AMP 1
INV INPUT 2
15
FEEDBACK 3
14
DEAD-TIME
4
13
CT
5
12
RT
6
11
GND
7
10
C1
8
9
NONINV INPUT
INV INPUT
Error AMP 2
REF OUT OUTPUT
Vcc C2 E2 E1
DES...