參數(shù)資料
型號(hào): TL1454AY
廠(chǎng)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(yè)數(shù): 16/27頁(yè)
文件大小: 409K
代理商: TL1454AY
TL1454A, TL1454AY
DUAL-CHANNEL PULSE-WIDTH-MODULATION (PWM)
CONTROL CIRCUIT
SLVS423 A
MAY 2002
REVISED SEPTEMBER 2002
16
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
TYPICAL CHARACTERISTICS
Figure 18
1
0.5
0
1 k
1.5
10 k
100 k
1M
10 M
100 M
VO
f
Frequency
Hz
ERROR AMPLIFIER MAXIMUM
PEAK-TO-PEAK OUTPUT VOLTAGE SWING
vs
FREQUENCY
VCC = 6 V
TA = 25
°
C
O
2
2.5
Figure 19
0.4
0.3
VO
0.5
ERROR-AMPLIFIER MINIMUM OUTPUT
VOLTAGE SWING
vs
FREE-AIR TEMPERATURE
0.6
áá
áá
TA
Free-Air Temperature
°
C
25
0
25
50
75
100
50
VCC = 6 V
No Load
Amplifier 1
0.7
0.8
20
100
1 k
10 k
100 k
1M
10 M
E
f
Frequency
Hz
ERROR AMPLIFIER OPEN-LOOP GAIN AND PHASE SHIFT
vs
FREQUENCY
80
0
20
40
60
180
°
144
°
108
°
72
°
36
°
0
°
P
VCC = 6 V
TA = 25
°
C
Gain
Phase Shift
Figure 20
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