Datasheet > RT9046

RT9046

更新时间： 2024-04-09 18:59:27

品牌	Logo	应用领域
立锜 - RICHTEK		/
页数	文件大小	规格书
11页	197K
描述
Low-Dropout Linear Regulator Controller with PGOOD Indication

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数据手册

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RT9046 数据手册

RT9046

Functional Pin Description

Pin No. Pin Name

Pin Function

Chip Enable (Active High).

Ground.

GND

Output Voltage Feedback.

Power Good Open Drain Output.

Driver Output.

PGOOD

DRI

VCC

Power Supply Input.

Test Circuit

12V

Chip Enable

100µF

VCC

DRI

1µF

RT9046

GND

PHD3055

PGOOD

OUT

100k

PGOOD

OUT

100µF

OUT

= 0.5x[(R1+R2)/R2]

Figure 1. Typical Test Circuit

12V

1µF

Chip Enable

VCC

DRI

RT9046

DRI

GND

PGOOD

= 0.7V for current sink at DRI

= 0.3V for current source at DRI

Figure 2. DRI Source/Sink Current Test Circuit

www.richtek.com

DS9046-01 April 2011

123 4 5 6 7...11

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