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TPS62619YFD 데이터시트(PDF) 21 Page - Texas Instruments

부품명 TPS62619YFD
상세설명  350-mA, 6-MHz HIGH-EFFICIENCY STEP-DOWN CONVERTER IN LOW PROFILE CHIP SCALE PACKAGING (HEIGHT < 0.4mm)
PDF  27 Pages
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제조업체  TI [Texas Instruments]
홈페이지  http://www.ti.com
Logo TI - Texas Instruments

TPS62619YFD 데이터시트(HTML) 21 Page - Texas Instruments

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VIN
SW
FB
MODE
EN
GND
VOUT(DC/DC) =2.3V
C
2.2 F
I
m
TPS62616
L
1 H
m
C
4.7 F
O
m
VIN
2.9V..5.5V
IN
OUT
BIAS
EN
GND
TPS72018
C
4.7 F
O
m
VOUT(LDO) =1.8V@350mA
L =muRataLQM21PN1R0MC0
C =muRataGRM155R60J225ME15
C =muRataGRM155R60J475M
I
O
1 F
m
100
30
35
40
45
50
55
60
65
70
75
80
85
90
1
10
100
1000
I
-LoadCurrent-mA
O
V
=2.3V,
V
=1.8V
OUT(DC/DC)
OUT(LDO)
V =3.3V
I
V =3.6V
I
V =4.2V
I
L =muRataLQM21PN1R0MC0
0
Span= 1MHz
10
13 m
12 m
11 m
10 m
9 m
8 m
7 m
6 m
5 m
4 m
3 m
2 m
1 m
f-Frequency-MHz
V
=3.6V
IN
V
=1.8V
R =100
OUT(LDO)
L
TPS62619, TPS62612
TPS62615, TPS62616
www.ti.com
SLVS936A – NOVEMBER 2009 – REVISED MARCH 2010
APPLICATION CIRCUITS
The following are example circuits.
Figure 37. 1.8V Power Rail Featuring Very Low Noise Performance
EFFICIENCY
SPURIOUS OUTPUT NOISE (PFM MODE)
vs
vs.
LOAD CURRENT
FREQUENCY
Figure 38.
Figure 39.
Copyright © 2009–2010, Texas Instruments Incorporated
Submit Documentation Feedback
21
Product Folder Link(s): TPS62619 TPS62612 TPS62615 TPS62616



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