參數(shù)資料
型號： TL1454AY
廠商： Texas Instruments, Inc.
英文描述： DUAL-CHANNEL PULSE-WIDTH-MODULATION (PWM) CONTROL CIRCUIT
中文描述： 雙通道脈寬調(diào)制（PWM）控制電路
文件頁數(shù)： 18/27頁
文件大?。?/td> 409K
代理商： TL1454AY
TL1454A, TL1454AY
DUAL-CHANNEL PULSE-WIDTH-MODULATION (PWM)
CONTROL CIRCUIT
SLVS423 A
–
MAY 2002
–
REVISED SEPTEMBER 2002
18
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
TYPICAL CHARACTERISTICS
Figure 24
4
3
2
1
5
LOW-LEVEL OUTPUT VOLTAGE
vs
LOW-LEVEL OUTPUT CURRENT
6
0
20
40
60
80
IOL
–
Low-Level Output Current
–
mA
–
–
V
VCC = 6 V
TA = 25
°
C
Figure 25
100
50
0
–
50
150
200
LOW-LEVEL OUTPUT VOLTAGE
vs
FREE-AIR TEMPERATURE
250
TA
–
Free-Air Temperature
–
°
C
–
25
0
25
50
75
100
VCC = 6 V
IO = 8 mA
–
–
V
Figure 26
1.5
1
0.5
2
2.5
LOW-LEVEL OUTPUT VOLTAGE
vs
FREE-AIR TEMPERATURE
3
TA
–
Free-Air Temperature
–
°
C
–
25
0
25
50
75
100
–
50
VCC = 6 V
IO = 40 mA
–
–
V
Figure 27
4
3
2
1
–
50
5
AVERAGE SUPPLY CURRENT
vs
FREE-AIR TEMPERATURE
6
–
25
0
25
50
75
TA
–
Free-Air Temperature
–
°
C
–
–
I
VCC = 6 V
RT = 10 k
CT = 1.5 V
COMP1, COMP2 = 1.25 V
No Load
100
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