Revision 1.8

2 - 20

AS3833

Datasheet - C o n t e n t s

Contents

1 General Description

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2 Key Features

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3 Applications

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4 Pin Assignments (Top View)

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4.1 Pin Descriptions

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5 Absolute Maximum Ratings

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6 Electrical Characteristics

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7 Typical Operating Characteristics

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8 Detailed Description

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8.1 Precision current output

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8.1.1 Phase shift

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8.2 VDDH_HC resistor

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8.3 Safety features

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8.3.1 Undervoltage lockout

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8.3.2 Overtemperature Shutdown

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8.3.3 Short LED protection

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8.3.4 Open LED detection

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8.4 Boost controller

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8.4.1 Setting the output voltage

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8.4.2 Continuous Conduction Mode (CCM)

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8.4.3 Duty Cycle

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8.4.4 Inductor Current

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8.4.5 Input Capacitor

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8.4.6 Output Capacitor

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8.4.7 Current Sense Resistor

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8.4.8 Compensation Network

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9 Package Drawings and Markings

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10 Ordering Information

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