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TL1454CPWR Datasheet(PDF) 14 Page - Texas Instruments

Part # TL1454CPWR
Description  DUAL-CHANNEL PULSE-WIDTH-MODULATION (PWM) CONTROL CIRCUIT
PDF  25 Pages
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Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

TL1454CPWR Datasheet(HTML) 14 Page - Texas Instruments

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TL1454, TL1454Y
DUAL-CHANNEL PULSE-WIDTH-MODULATION (PWM)
CONTROL CIRCUIT
SLVS086B – APRIL 1995 – REVISED NOVEMBER 1997
14
POST OFFICE BOX 655303
• DALLAS, TEXAS 75265
POST OFFICE BOX 1443
• HOUSTON, TEXAS 77251–1443
TYPICAL CHARACTERISTICS
Figure 10
1
0.8
0.6
0.4
1.2
1.4
DTC INPUT THRESHOLD VOLTAGE
vs
FREE-AIR TEMPERATURE
TA – Free-Air Temperature – °C
0
50
100
–50
VCC = 6 V
RT = 5.1 kΩ
CT = 1000 pF
VIT (0% Duty Cycle)
VIT (100% Duty Cycle)
Figure 11
SCP TIME-OUT PERIOD
vs
SCP CAPACITANCE
SCP Capacitance –
µF
1
0.5
0
0
5
10
15
1.5
2
20
25
VCC = 6 V
TA = 25°C
Figure 12
1
0.98
0.96
0.94
1.02
SCP THRESHOLD VOLTAGE
vs
FREE-AIR TEMPERATURE
1.04
0
50
100
TA – Free-Air Temperature – °C
–50
VCC = 6 V
Figure 13
2
1.5
1
2.5
3
SCP LATCH RESET VOLTAGE
vs
FREE-AIR TEMPERATURE
3.5
TA – Free-Air Temperature – °C
– 25
0
25
50
75
100
–50
VCC = 6 V



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