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TS51221 데이터시트(PDF) 2 Page - Semtech Corporation

부품명 TS51221
상세설명  High Efficiency Regulator IC for Wireless Power Receiver Applications
PDF  18 Pages
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제조업체  SEMTECH [Semtech Corporation]
홈페이지  http://www.semtech.com
Logo SEMTECH - Semtech Corporation

TS51221 데이터시트(HTML) 2 Page - Semtech Corporation

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TS51221
Final Datasheet
Rev 1.1
April 6, 2015
www.semtech.com
2 of 18
Semtech
Pinout
Figure 1: 16 Lead 3x3 QFN, Top View
Pin Description
Pin #
Pin Name
Pin Function
Description
1
VSW
SwitchingVoltageNode
Connectedto4.7uH(typical)inductor
2
VCC
InputVoltage
Inputvoltage
3
VCC
InputVoltage
Inputvoltage
4
GND
GND
Primarygroundforthemajorityofthedeviceexceptthelow-side
powerFET
5
FB
FeedbackInput
RegulatorFBVoltage.ConnectstoVOUTforfixedmodeandtheoutput
resistordividerforadjustablemode
6
NC
NoConnect
NotConnected
7
NC
NoConnect
NotConnected
8
PG
PowerGoodOutput
Open-drainoutput
9
EN
EnableInput
Above2.2Vthedeviceisenabled.GNDthepintoputdevicein
standbymode.Includesinternalpull-up
10
BST
BootstrapCapacitor
Bootstrapcapacitorforthehigh-sideFETgatedriver.22nFceramic
capacitorfromBSTpintoVSWpin
11
VCC
InputVoltage
InputVoltage
12
VSW
SwitchingVoltageNode
Connectedto4.7uH(typical)inductor
13
VSW
SwitchingVoltageNode
Connectedto4.7uH(typical)inductor
14
PGND
PowerGND
GNDsupplyforinternallow-sideFET/integrateddiode
15
PGND
PowerGND
GNDsupplyforinternallow-sideFET/integrateddiode
16
VSW
SwitchingVoltageNode
Connectedto4.7uH(typical)inductor
VCC
VCC
GND
VSW
VCC
BST
EN
VSW
TS51221
PIN 1



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