TL1466I Datasheet, PDF (15/24 Pages) Texas Instruments – HIGH-SPEED/PRECISION SIX CHANNEL SWITCHING REGULATOR CONTROLLER

TL1466I
HIGHĆSPEED/PRECISION SIX CHANNEL
SWITCHING REGULATOR CONTROLLER
SLVS262 − FEBRUARY 2000
TYPICAL CHARACTERISTICS
OUTPUT SINK CURRENT
vs
BIAS RESISTANCE
30
TA = 65 °C
25
VCC = 10 V
20
15
10
VCC = 6 V
5
VCC = 3 V
0
0
5
10
15
20
25
30
R(BIAS) − Bias Resistance − kΩ
Figure 12
12
10
8
6
4
2
0
−50
OUTPUT SINK CURRENT
vs
FREE-AIR TEMPERATURE
VCC = 6 V
R(BIAS) = 6.8 kΩ
R(BIAS) = 10 kΩ
0
50
100
150
TA − Free-Air Temperature −°C
Figure 13
OUTPUT ON DUTY CYCLE
vs
DEAD-TIME INPUT VOLTAGE
125
VCC = 6 V
TA = 65 °C
100
75
MOSFET ON DUTY CYCLE
vs
RESISTANCE
75
PNP Transistor
T
This Graph
Collector
is Simulation
Waveform
Data
(Assuming duty
cycle = 50%)
ton(MOS)
50
D(MOS)(%)=ton(MOS)/T
50
25
25
0
0
0.0
0.5
1.0
1.5
0
25
50
75
Dead-Time Input Voltage − V
Figure 14
R(DUTY) − Resistance − kΩ
Figure 15
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