參數(shù)資料
型號： TL494INE4
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, PDIP16
封裝： ROHS COMPLIANT, PLASTIC, DIP-16
文件頁數(shù)： 20/21頁
文件大小： 620K
代理商： TL494INE4
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
相關(guān)PDF資料
PDF描述
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
TL494ING 功能描述:電壓模式 PWM 控制器 40kHz 200mA PWM w/48% Duty Cycle Max RoHS:否 制造商:Texas Instruments 輸出端數(shù)量:1 拓?fù)浣Y(jié)構(gòu):Buck 輸出電壓:34 V 輸出電流: 開關(guān)頻率: 工作電源電壓:4.5 V to 5.5 V 電源電流:600 uA 最大工作溫度:+ 125 C 最小工作溫度:- 40 C 封裝 / 箱體:WSON-8 封裝:Reel
TL494ING4 制造商:Texas Instruments 功能描述:PULSEWIDTHMODULATION (PWM) DIP16 制造商:Texas Instruments 功能描述:PULSEWIDTHMODULATION (PWM), DIP16 制造商:Texas Instruments 功能描述:PULSEWIDTHMODULATION (PWM), DIP16; Input Voltage:15V; Output Voltage:40V; Output Current:200mA; Supply Voltage Min:7V; Supply Voltage Max:40V; Digital IC Case Style:DIP; No. of Pins:16; Frequency:300kHz; Operating Temperature ;RoHS Compliant: Yes
TL494L-D16-T 制造商:UTC-IC 制造商全稱:UTC-IC 功能描述:VOLTAGE MODE PWM CONTROL CIRCUIT
TL494L-S16-R 制造商:UTC-IC 制造商全稱:UTC-IC 功能描述:VOLTAGE MODE PWM CONTROL CIRCUIT
TL494L-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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