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RT7276 Datasheet(PDF) 22 Page - Richtek Technology Corporation

Part # RT7276
Description  3A, 18V, 700kHz ACOTTM Synchronous Step-Down Converter
PDF  24 Pages
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Manufacturer  RICHTEK [Richtek Technology Corporation]
Direct Link  http://www.richtek.com
Logo RICHTEK - Richtek Technology Corporation

RT7276 Datasheet(HTML) 22 Page - Richtek Technology Corporation

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RT7275/76
22
DS7275/76-00 January 2013
www.richtek.com
©
Copyright 2013 Richtek Technology Corporation. All rights reserved.
is a registered trademark of Richtek Technology Corporation.
Figure 7. PCB Layout Guide
(a). For TSSOP-14 (Exposed Pad) Package
CIN
L
VOUT
VOUT
CVCC
R2
R1
PGND
SW should be connected to
inductor by Wide and short trace.
Keep sensitive components away
from this trace.
EN
FB
PGOOD
SS
VIN
VIN
BOOT
SW
SW
PVCC
9
8
7
1
2
3
4
5
10
6
11
CBOOT
COUT
PGND
Place the feedback components
as close to the FB as possible
for better regulation.
Place the input and output
capacitors as close to the
IC as possible.
FB
VIN
PGND
GND
SS
PVCC
PGOOD
EN
PGND
SW
SW
BOOT
VOUT
VINR
4
2
3
5
7
6
11
13
12
10
8
9
14
PGND
15
R2
R1
CVCC
CIN
CBOOT
L
VOUT
COUT
SW should be connected to inductor by
Wide and short trace. Keep sensitive
components away from this trace.
Place the feedback components
as close to the FB as possible
for better regulation.
Place the input and output
capacitors as close to the
IC as possible.
VOUT
PGND
(b). For WDFN-10L 3x3 Package



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