參數(shù)資料
型號(hào): TPS54331DG4
廠商: TEXAS INSTRUMENTS INC
元件分類: 穩(wěn)壓器
英文描述: 2 A SWITCHING REGULATOR, 684 kHz SWITCHING FREQ-MAX, PDSO8
封裝: GREEN, PLASTIC, MS-012AA, SOIC-8
文件頁(yè)數(shù): 11/27頁(yè)
文件大小: 794K
代理商: TPS54331DG4
0
10
20
30
40
50
60
70
80
90
100
0
0.02 0.04 0.06 0.08 0.1 0.12 0.14 0.16 0.18 0.2
I
-OutputCurrent- A
O
Efficiency-%
V
=7V
IN
V
=14V
IN
V
=21V
IN
V
=28V
IN
0
10
20
30
40
50
60
70
80
90
100
0
0.5
1
1.5
2
2.5
3
I
-OutputCurrent- A
O
Efficiency-%
V
=7V
IN
V
=14V
IN
V
=21V
IN
V
=28V
IN
0.9985
0.999
0.9995
1
1.0005
1.001
1.0015
1.002
1.0025
1.003
1.0035
1.004
0
0.5
1
1.5
2
2.5
3
3.5
V
=14V
IN
V
=21V
IN
V
=28V
IN
V
=7V
IN
I
-OutputCurrent- A
O
OutputRegulation-%
V
OutputV
oltage-V
O
-
3.28
3.29
3.3
3.31
3.32
3.33
3.34
3.35
3.36
3.37
3.38
0
5
10
15
20
25
30
V -InputVoltage-V
I
=0 A
O
I
=1.5 A
O
I
=3 A
O
www.ti.com
SLVS839C – JULY 2008 – REVISED MARCH 2010
APPLICATION CURVES
Figure 15. TPS54331 Efficiency
Figure 16. TPS54331 Low Current Efficiency
Figure 17. TPS54331 Load Regulation
Figure 18. TPS54331 Line Regulation
Copyright 2008–2010, Texas Instruments Incorporated
19
Product Folder Link(s): TPS54331
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