参数资料
型号: TPS70758PWPR
厂商: TEXAS INSTRUMENTS INC
元件分类: 电源管理
英文描述: 2-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO20
封装: GREEN, PLASTIC, HTSSOP-20
文件页数: 7/38页
文件大小: 626K
代理商: TPS70758PWPR
www.ti.com
60
80
90
10
100
1 k
10 k
40
20
10
100 k
1 M
30
50
70
PSRR
Power
Supply
Rejection
Ratio
dB
f Frequency Hz
IO = 10 mA
CO = 22 F
VOUT2
40
60
70
10
100
1 k
10 k
20
0
10
100 k
1 M
10
30
50
PSRR
Power
Supply
Rejection
Ratio
dB
f Frequency Hz
IO = 250 mA
CO = 22 F
VOUT2
0.01
0.1
1
10
100
1 k
10 k
100 k
f Frequency Hz
VIN1 = 4.3 V
VOUT1 = 3.3 V
IO = 10 mA
V
Hz
Output
Spectral
Noise
Density
0.01
0.1
1
10
100
1 k
10 k
100 k
f Frequency Hz
VIN1 = 4.3 V
VOUT1 = 3.3 V
IO = 500 mA
V
Hz
Output
Spectral
Noise
Density
TPS70745, TPS70748
TPS70751, TPS70758
TPS70702
SLVS291D – MAY 2000 – REVISED DECEMBER 2007
TPS70751
POWER-SUPPLY REJECTION RATIO
vs
FREQUENCY
Figure 11.
Figure 12.
OUTPUT SPECTRAL NOISE DENSITY
vs
FREQUENCY
Figure 13.
Figure 14.
Copyright 2000–2007, Texas Instruments Incorporated
15
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