Datasheet > NCP145

NCP145

更新时间： 2024-09-21 01:09:59

品牌	Logo	应用领域
安森美 - ONSEMI		/
页数	文件大小	规格书
10页	279K
描述
Very Low Dropout Bias Rail CMOS Voltage Regulator

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中文翻译

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数据手册

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NCP145 数据手册

NCP145

500 mA, Very Low Dropout

Bias Rail CMOS Voltage

Regulator

The NCP145 is a 500 mA VLDO equipped with NMOS pass

transistor and a separate bias supply voltage (V ). The device

BIAS

www.onsemi.com

provides very stable, accurate output voltage with low noise suitable

for space constrained, noise sensitive applications. In order to

optimize performance for battery operated portable applications, the

MARKING

DIAGRAM

NCP145 features low I consumption. The XDFN4 1.2 mm x 1.2 mm

package is optimized for use in space constrained applications.

XXM

XDFN4

CASE 711BC

Features

• Input Voltage Range: 1.0 V to 5.5 V

• Bias Voltage Range: 2.4 V to 5.5 V

• Fixed Voltage Versions Available

• Output Voltage Range: 1.0 V to 1.8 V (Fixed)

XX = Specific Device Code

= Date Code

•

1.5% Accuracy over Temperature, 0.5% V

@ 25°C

OUT

PIN CONNECTIONS

• Ultra−Low Dropout: Typ. 140 mV at 500 mA

• Very Low Bias Input Current of Typ. 80 mA

• Very Low Bias Input Current in Disable Mode: Typ. 0.5 mA

• Logic Level Enable Input for ON/OFF Control

• Output Active Discharge Option Available

GND

• Stable with a 2.2 mF Ceramic Capacitor

OUT

BIAS

• Available in XDFN4 − 1.2 mm x 1.2 mm x 0.4 mm Package

• These Devices are Pb−Free, Halogen Free/BFR Free and are RoHS

Compliant

(Top View)

Typical Applications

• Battery−powered Equipment

• Smartphones, Tablets

• Cameras, DVRs, STB and Camcorders

ORDERING INFORMATION

See detailed ordering, marking and shipping information on

page 9 of this data sheet.

BIAS

>2.7 V

NCP145

GND

100 nF

BIAS

OUT

1 V up to 500 mA

1.5 V

2.2 mF

1 mF

Figure 1. Typical Application Schematics

Publication Order Number:

March, 2018 − Rev. 1

NCP145/D

12 3 4 5 6 7...10

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