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參數(shù)資料
| 型號： | TL494CPWRG4 |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | 0.25 A SWITCHING CONTROLLER, 300 kHz SWITCHING FREQ-MAX, PDSO16 |
| 封裝： | GREEN, PLASTIC, TSSOP-16 |
| 文件頁數(shù)： | 20/21頁 |
| 文件大?。?/td> | 620K |
| 代理商： | TL494CPWRG4 |
www.ti.com
TYPICAL CHARACTERISTICS
Df = 1%
40
10
100
1 k
4 k
10 k
40 k
100 k
400 k
1 M
f
Oscillator
Frequency
and
Frequency
V
ariation
Hz
OSCILLATOR FREQUENCY AND
FREQUENCY VARIATION
vs
TIMING RESISTANCE
400
1 k
4 k
10 k
40 k
100 k
RT Timing Resistance
0.1
F
2%
1%
0%
0.01
F
0.001
F
VCC = 15 V
TA = 25°C
CT = 1 F
Frequency variation (
f) is the change in oscillator frequency that occurs over the full temperature range.
10
0
100
20
1
10
100
1 M
A
Amplifier
V
oltage
Amplification
dB
30
f Frequency Hz
AMPLIFIER VOLTAGE AMPLIFICATION
vs
FREQUENCY
1 k
VCC = 15 V
VO = 3 V
TA = 25°C
10 k
40
50
60
70
80
90
100 k
TL494
PULSE-WIDTH-MODULATION CONTROL CIRCUITS
SLVS074E – JANUARY 1983 – REVISED FEBRUARY 2005
Figure 5.
Figure 6.
8
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| TL494D | 制造商:TI 制造商全稱:Texas Instruments 功能描述:PULSE-WIDTH-MODULATION CONTROL CIRCUITS |
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| TL494G-D16-T | 制造商:UTC-IC 制造商全稱:UTC-IC 功能描述:VOLTAGE MODE PWM CONTROL CIRCUIT |
| TL494G-S16-R | 制造商:UTC-IC 制造商全稱:UTC-IC 功能描述:VOLTAGE MODE PWM CONTROL CIRCUIT |
| TL494G-S16-T | 制造商:UTC-IC 制造商全稱:UTC-IC 功能描述:VOLTAGE MODE PWM CONTROL CIRCUIT |
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