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TL1454CPWLE Datasheet(PDF) 19 Page - Texas Instruments

Part # TL1454CPWLE
Description  DUAL-CHANNEL PULSE-WIDTH-MODULATION (PWM) CONTROL CIRCUIT
PDF  24 Pages
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Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

TL1454CPWLE Datasheet(HTML) 19 Page - Texas Instruments

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TL1454, TL1454Y
DUAL-CHANNEL PULSE-WIDTH-MODULATION (PWM)
CONTROL CIRCUIT
SLVS086B – APRIL 1995 – REVISED NOVEMBER 1997
19
POST OFFICE BOX 655303
• DALLAS, TEXAS 75265
POST OFFICE BOX 1443
• HOUSTON, TEXAS 77251–1443
TYPICAL CHARACTERISTICS
Figure 28
4
3
2
1
5
STANDBY SUPPLY CURRENT
vs
SUPPLY VOLTAGE
6
0
5
10
15
20
25
VCC – Supply Voltage – V
VCC = 6 V
RT = Open
CT = 1.5 V
COMP1, COMP2 = 1.25 V
No Load
TA = 25°C
Figure 29
4
3
2
1
– 50
0
50
5
6
100
VCC = 6 V
CT = 1.5 V
RT = Open
COMP1, COMP2 = 1.25 V
No Load
STANDBY SUPPLY CURRENT
vs
FREE-AIR TEMPERATURE
TA – Free-Air Temperature – °C
Figure 30
0.5
0
1
1.5
REFERENCE VOLTAGE
vs
SUPPLY VOLTAGE
VCC – Supply Voltage – V
0
5
10
15
20
25
TA = 25°C
Figure 31
1.24
1.23
1.25
REFERENCE VOLTAGE
vs
SUPPLY VOLTAGE
1.26
VCC – Supply Voltage – V
0
5
10
15
20
25
IO = 1 mA
TA = 25°C



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