Peak current control switch-type constant current driver

The invention discloses a peak current control switch-type constant current driver, and the constant current driver is applicable to the field of power sources. The driver is composed of a multi-path output reference source circuit, a starting circuit, an error amplifier circuit, a comparator circui...

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Bibliographic Details
Main Author JI XINHUI
Format Patent
LanguageChinese
English
Published 29.12.2017
Subjects
CONTROLLING
PHYSICS
REGULATING
SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
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Summary:The invention discloses a peak current control switch-type constant current driver, and the constant current driver is applicable to the field of power sources. The driver is composed of a multi-path output reference source circuit, a starting circuit, an error amplifier circuit, a comparator circuit and a bias current generating circuit. The peak current control switch-type constant current driver is compact in circuit structure, widens the application range of the driver, improves the reliability of a system, greatly reduces output voltage ripples, and meanwhile optimizes the transient response of an LED driver. 种峰值电流控制开关型恒流驱动器，适用于电源领域。驱动器由多路输出基准源电路、启动电路、误差放大器电路、比较器电路和偏置电流产生电路组成。电路结构紧凑，增加了驱动器的应用范围，提高了系统的可靠性，极大地减小了输出电压纹波，同时优化了LED驱动器的瞬态响应。
Bibliography:Application Number: CN20161449447