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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 D' M4 \, G1 }8 `6 Q/ Lswitch capable of providing an output voltage up to 18.5 V. The implemented boost converter is based on a fixed
9 m5 v! d; J" |" Y; ?3 H: f- ^frequency of 1.2MHz, pulse-width-modulation (PWM) controller that allows the use of small external inductors
5 s- N ~; }3 G) gand capacitors and provides fast transient response.
; ^7 @8 d# A; B6 b: Y" B9 |At light load, the device can operate in Power Save Mode with pulse-frequency-modulation (PFM) to improve the
* `, X7 l* c( ~' g( D; l5 cefficiency while keeping a low output voltage ripple. For very noise sensitive applications, the device can be i# k- {, o+ s& u
forced to PWM Mode operation over the entire load range by pulling the MODE pin high. The external
& c% A' p6 H, P, r; N3 Zcompensation allows optimizing the application for specific conditions. A capacitor connected to the soft-start pin
4 N5 v6 D2 f3 r, u3 ~" A4 s- Xminimizes inrush current at startup. |
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