TL1466I Datasheet, PDF (13/24 Pages) Texas Instruments – HIGH-SPEED/PRECISION SIX CHANNEL SWITCHING REGULATOR CONTROLLER

TL1466I
HIGHĆSPEED/PRECISION SIX CHANNEL
SWITCHING REGULATOR CONTROLLER
SLVS262 − FEBRUARY 2000
TYPICAL CHARACTERISTICS
OSCILLATOR FREQUENCY
vs
TIMING RESISTANCE
10M
CT = 150 pF
VCC=6 V
TA = 25°C
1M ^{CT = 220 pF}
CT = 68 pF
100k
CT = 330 pF
10k
1k
1k
CT = 470 pF
CT = 1000 pF
10k
100k
1M
RT − Timing Resistance − Ω
Figure 5
OSCILLATOR FREQUENCY
vs
FREE-AIR TEMPERATURE
450
VCC = 6V
RT = 47 kΩ
440 ^{CT = 100 pF}
430
420
410
400
−50
0
50
100
TA − Free-Air Temperature − °C
Figure 6
AVERAGE SUPPLY CURRENT
vs
FREE-AIR TEMPERATURE
6.0
VCC = 6V
RT = 47 kΩ
5.5
5.0
AVERAGE SUPPLY CURRENT
vs
SUPPLY VOLTAGE
10.0
RT = 47 kΩ
TA = 25°C
7.5
5.0
2.5
4.5
−50
0
50
100
TA − Free-Air Temperature − °C
Figure 7
0.0
0
3
6
9
12
TA − Free-Air Temperature −°C
Figure 8
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