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: 11/38页
文件大小: 626K
代理商: TPS70758PWPR
www.ti.com
0
20
40
60
80
100 120
2.8
140 160 180 200
Input
V
oltage
V
I
t Time
s
IO = 250 mA
Co = 33 F
VOUT2
V
O
Change
in
Output
V
oltage
mV
0
10
3.8
0
20
40
60
80
100 120
5.3
4.3
140 160 180 200
Input
V
oltage
V
I
t Time
s
IO = 500 mA
Co = 33 F
VOUT1
0
50
V
O
Change
in
Output
V
oltage
mV
t Time (Start-Up) ms
VO = 3.3 V
Co = 33 F
IO = 500 mA
VOUT1
SEQ = Low
0
2
5
2
3
1
0
5
0.2
1.8
1.6
1.4
1.2
1
0.4
0.6
0.8
Output
V
oltage
V
O
Enable
V
oltage
V
VO = 1.8 V
Co = 33 F
IO = 250 mA
VOUT2
SEQ = High
t Time (Start-Up) ms
0
2
5
1
2
0
1
0
5
0.2
1.8
1.6
1.4
1.2
1
0.4
0.6
0.8
Enable
V
oltage
V
Output
V
oltage
V
O
TPS70745, TPS70748
TPS70751, TPS70758
TPS70702
SLVS291D – MAY 2000 – REVISED DECEMBER 2007
LINE TRANSIENT RESPONSE
Figure 27.
Figure 28.
OUTPUT VOLTAGE AND ENABLE VOLTAGE
vs
TIME (START-UP)
Figure 29.
Figure 30.
Copyright 2000–2007, Texas Instruments Incorporated
19
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