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)： 19/27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
19
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
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
–
–
I
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
–
–
I
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
V
VCC
–
Supply Voltage
–
V
0
5
10
15
20
25
TA = 25
°
C
Figure 31
1.24
1.23
–
–
V
1.25
REFERENCE VOLTAGE
vs
SUPPLY VOLTAGE
1.27
VCC
–
Supply Voltage
–
V
0
5
10
15
20
25
IO = 1mA
TA = 25
°
C
1.26
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