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TPS62175EVM-098 数据手册 - TI（德州仪器）
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TI（德州仪器）
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开发板
描述:
TEXAS INSTRUMENTS TPS62175EVM-098 评估模块, TPS62175EVM-098
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封装尺寸在P34P36P37
标记信息在P3P34
封装信息在P30P34P35P36P37
技术参数、封装参数在P4
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TPS62175EVM-098数据手册
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TPS62177
VIN
EN
SLEEP
AGND
PGND
SW
VOS
PG
FB
NC
4.75 to 28V
3.3V/0.5A
10uH
22uF2.2uF
100k
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Reference
Design
TPS62175
,
TPS62177
SLVSB35C –OCTOBER 2012–REVISED JULY 2015
TPS6217x 28-V, 0.5-A Step-Down Converter With Sleep Mode
1 Features 3 Description
The TPS6217x is a high efficiency synchronous step-
1
• DCS-Control™ Topology
down DC/DC converter, based on the DCS-Control™
• Input Voltage Range 4.75 V to 28 V
topology.
• Quiescent Current Typically 4.8 µA (Sleep Mode)
With a wide operating input voltage range of 4.75 V
• 100% Duty Cycle Mode
to 28 V, the device is ideally suited for systems
• Active Output Discharge
powered from multi cell Li-Ion as well as 12 V and
even higher intermediate supply rails, providing up to
• Power Good Output
500-mA output current.
• Output Current of 500 mA
The TPS6217x automatically enters power save
• Output Voltage Range 1 VDC to 6 V
mode at light loads, to maintain high efficiency across
• Switching Frequency of Typically 1 MHz
the whole load range. As well, it features a sleep
• Seamless Power Save Mode Transition
mode to supply applications with advanced power
save modes like ultra low power micro controllers.
• Undervoltage Lockout
The power good output may be used for power
• Short Circuit Protection
sequencing and/or power on reset.
• Over Temperature Protection
The device features a typical quiescent current of 22
• Available in 2-mm × 3-mm 10-pin WSON Package
µA in normal mode and 4.8 µA in sleep mode. In
sleep mode, the efficiency at very low load currents
2 Applications
can be increased by as much as 20%. In shutdown
mode, the shutdown current is less than 2 µA and the
• General 12 V / 24 V Point Of Load Supply
output is actively discharged.
• Ultra Mobile PC, Embedded PC
The TPS6217x, available in an adjustable and a fixed
• Low Power Supply for Microprocessor
output voltage version, is packaged in a small 2-mm
• High Efficiency LDO Alternative
× 3-mm 10-pin WSON package.
• Industrial Sensors
Device Information
(1)
PART NUMBER PACKAGE BODY SIZE (NOM)
TPS6217x WSON (10) 2.00 mm × 3.00 mm
(1) For all available packages, see the orderable addendum at
the end of the data sheet.
spacing
Typical Application Schematic
Efficiency vs Output Current
1
An IMPORTANT NOTICE at the end of this data sheet addresses availability, warranty, changes, use in safety-critical applications,
intellectual property matters and other important disclaimers. PRODUCTION DATA.
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