参数资料
型号: TPS53127RGER
厂商: TEXAS INSTRUMENTS INC
元件分类: 稳压器
英文描述: DUAL SWITCHING CONTROLLER, 700 kHz SWITCHING FREQ-MAX, PQCC24
封装: GREEN, PLASTIC, VQFN-24
文件页数: 14/29页
文件大小: 861K
代理商: TPS53127RGER
www.ti.com
SLVSA93 – MARCH 2010
LAYOUT SUGGESTIONS
Keep the input switching current loop as small as possible.
Place the input capacitor (C3,C6) close to the top switching FET. The output current loop should also be kept
as small as possible.
Keep the SW node as physically small and short as possible as to minimize parasitic capacitance and
inductance and to minimize radiated emissions. Kelvin connections should be brought from the output to the
feedback pin (FBx) of the device.
Keep analog and non-switching components away from switching components.
Make a single point connection from the signal ground to power ground.
Do not allow switching current to flow under the device.
Copyright 2010, Texas Instruments Incorporated
21
Product Folder Link(s): TPS53127
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