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參數(shù)資料
| 型號： | TL5001JG |
| 廠商： | Texas Instruments, Inc. |
| 英文描述： | PULSE-WIDTH-MODULATION CONTROL CIRCUITS |
| 中文描述： | 脈寬調制控制電路 |
| 文件頁數(shù)： | 14/23頁 |
| 文件大小： | 348K |
| 代理商： | TL5001JG |
TL5001, TL5001A
PULSE-WIDTH-MODULATION CONTROL CIRCUITS
SLVS084E – APRIL 1994 – REVISED OCTOBER 1999
14
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
TYPICAL CHARACTERISTICS
Figure 9
1
0.5
0
2
1.5
0
10
20
30
40
–
I
VCC – Power-Supply Voltage – V
Rt = 100 k
TA = 25
°
C
AVERAGE SUPPLY CURRENT
vs
POWER-SUPPLY VOLTAGE
Figure 10
1
0.9
0.8
0
– 50
– 25
0
–
I
1.1
1.2
1.3
25
50
75
100
TA – Ambient Temperature –
°
C
VCC = 6 V
Rt = 100 k
DT Resistance = 100 k
AVERAGE SUPPLY CURRENT
vs
AMBIENT TEMPERATURE
Figure 11
1.5
1.2
0.6
0.3
0
10 k
1.8
0.9
100 k
1 M
10 M
P
fosc – Oscillator Frequency – Hz
Voscmin (zero duty cycle)
VCC = 6 V
TA = 25
°
C
PWM TRIANGLE WAVE AMPLITUDE VOLTAGE
vs
OSCILLATOR FREQUENCY
Voscmax (100% duty cycle)
Figure 12
ERROR AMPLIFIER OUTPUT VOLTAGE
vs
OUTPUT (SINK) CURRENT
–
VO
IO – Output (Sink) Current – mA
1.5
1
0.5
0
0
0.2
0.4
2
2.5
3
0.6
VCC = 6 V
VI(FB) = 1.2 V
TA = 25
°
C
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