參數資料
型號: TL1454AY
廠商: Texas Instruments, Inc.
英文描述: DUAL-CHANNEL PULSE-WIDTH-MODULATION (PWM) CONTROL CIRCUIT
中文描述: 雙通道脈寬調制(PWM)控制電路
文件頁數: 14/27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
14
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
TYPICAL CHARACTERISTICS
Figure 10
1
0.8
0.6
0.4
D
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 k
CT = 1000 pF
VIT (0% Duty Cycle)
VIT (100% Duty Cycle)
Figure 11
S
t
SCP TIME-OUT PERIOD
vs
SCP CAPACITANCE
SCP Capacitance
μ
F
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
V
TA
Free-Air Temperature
°
C
50
VCC = 6 V
Figure 13
2
1.5
1
50
2.5
3
SCP LATCH RESET VOLTAGE
vs
FREE-AIR TEMPERATURE
3.5
V
TA
Free-Air Temperature
°
C
25
0
25
50
75
100
VCC = 6 V
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