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搞不清楚楼主的问题说的到底是什么,只有一个看法,不知道你的MODE选择模式是不是会影响你所应用的环境
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The TPS61086 is a high frequency, high efficiency DC to DC converter with an integrated 2.0 A, 0.13 Ω power+ {3 K# i d+ F( p: f: }8 t
switch capable of providing an output voltage up to 18.5 V. The implemented boost converter is based on a fixed
9 M. \# b( ]+ K- y$ B; Ofrequency of 1.2MHz, pulse-width-modulation (PWM) controller that allows the use of small external inductors9 Z3 b' N. w) t& `' W4 K
and capacitors and provides fast transient response.' M3 W$ l- T: ~6 F$ g
At light load, the device can operate in Power Save Mode with pulse-frequency-modulation (PFM) to improve the9 S, c0 r' Z5 z* m8 ~
efficiency while keeping a low output voltage ripple. For very noise sensitive applications, the device can be
/ X, S8 J# j z( f$ Sforced to PWM Mode operation over the entire load range by pulling the MODE pin high. The external
9 Y4 b& w0 c- ^. `0 |( h: R) X- E9 u: kcompensation allows optimizing the application for specific conditions. A capacitor connected to the soft-start pin
3 A6 f& |0 d' l Aminimizes inrush current at startup. |
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