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參數(shù)資料
| 型號(hào)： | TPS65058RGET |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類(lèi)： | 穩(wěn)壓器 |
| 英文描述： | 1.8 A DUAL SWITCHING CONTROLLER, 2475 kHz SWITCHING FREQ-MAX, PQCC32 |
| 封裝： | 4 X 4 MM, GREEN, PLASTIC, VQFN-32 |
| 文件頁(yè)數(shù)： | 25/26頁(yè) |
| 文件大小： | 1898K |
| 代理商： | TPS65058RGET |
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TYPICAL CHARACTERISTICS
Table of Graphs
0.0001
0.001
0.01
0.1
1
I
-OutputCurrent- A
O
0
10
20
30
40
50
60
70
80
90
100
Efficiency-%
3.8V
4.2V
3.4V
5V
V
=3.3V,
T =25°C,
PFMMode
O
A
0
10
20
30
40
50
60
70
80
90
100
Efficiency-%
0.0001
0.001
0.01
0.1
1
I
-OutputCurrent- A
O
3.8V
4.2V
3.4V
5V
V
=3.3V,
T =25°C,
PFMMode
O
A
SLVS851A – MAY 2008 – REVISED SEPTEMBER 2008................................................................................................................................................... www.ti.com
FIGURE
Efficiency converter 1
vs Load current PWM/PFM mode
Efficiency converter 1
vs Load current PWM mode
Efficiency converter 2
vs Load current PWM/PFM mode
Efficiency converter 2
vs Load current PWM mode
Output voltage ripple in PFM mode
vs Input voltage
Output voltage ripple in PWM mode
Scope plot
Startup converter 1 and 2
Scope plot
Startup LDO1 to 3
Scope plot
Load transient response converter 2 in PWM mode
Scope plot
Load transient response converter 2 in PFM mode
Scope plot
Line transient response converter 1
Scope plot
Line transient response converter 2
Scope plot
Load transient response LDO 1
Scope plot
Load transient response LDO 2 and LDO 3
Scope plot
Line transient response LDO 1
Scope plot
Power supply rejection ratio LDO 1
vs Frequency
EFFICIENCY CONVERTER 1
vs
LOAD CURRENT PWM/PFM MODE
LOAD CURRENT PWM MODE
Figure 1.
Figure 2.
8
Copyright 2008, Texas Instruments Incorporated
Product Folder Link(s) :TPS65058
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