本文首先阐述了线性调宽式开关稳压器的组成原理；其次，计算了基准电压及占空系数，推演出电压调整率、输出内阻、效率等三项性能指标的数学公式；
The structural principle of the linear width type voltage regulator is presented and the expressions for selecting and computing the reference voltage and the duty factor are given.
两线 串行接口，实现输出会被强制平仓，调整和上升和下降，在可编程的摆率与测序的延迟时间。 输入和输出电压，以及输入和输出电流和温度是可读的。
The two-wire serial interface enables outputs to be margined, tuned and ramped up and down at programmable slew rates with sequenced delay times.
它能够提供1.5A的持续输出能力，并且能在较宽的输入电压范围内，保证很好的负载调整率和电源线性调整率。
It achieves 1.5A continuous output current over a wide input supply range with excellent load and line regulation.
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