TL1466I Datasheet, PDF (12/24 Pages) Texas Instruments – HIGH-SPEED/PRECISION SIX CHANNEL SWITCHING REGULATOR CONTROLLER

TL1466I
HIGHĆSPEED/PRECISION SIX CHANNEL
SWITCHING REGULATOR CONTROLLER
SLVS262 − FEBRUARY 2000
PARAMETER MEASUREMENT INFORMATION
Oscillator Triangle
Waveform (Note A)
Error Amplifier Output
(FEED BACK5, 6)
PWM Comparator
Output Voltage
Output Waveform
(OUTPUT5, 6)
Output Regulation Voltage
Monitor Waveform
(COMP5, 6) (Note B)
1.5 V
1.5 V
1.5 V
SCP Terminal Waveform
tpe
SCP Comparator Output
Power Supply Voltage
2.45 V TYP
† _{Protection enable time, tpe = (588 × 103 × Cpe) in seconds}
NOTES: A. The oscillator output of channel 1, 4, and 6 is reverse phase for channel 2, 3, and 5.
B. The threshold voltage at V(A) is set by following the formula below:
V(A) Input voltage of NONINV INPUT terminal (pin 10, 15) −0.55 V
Figure 4. Timing Diagram (channel 5, 6)
1.35 V
0.65 V
H
L
Dead Time 100%
H
L
0V
Vref
+0.7
1.5 V
H
L
VCC
0V
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