Features

• High Output Voltage: Up to 90V
• Integrated Schottky Diodes
• 48V, 280mA Internal Switch
• High Side APD Current Monitor
• Adjustable Switching Frequency: 650kHz or 1.1MHz
• Wide VIN Range: 2.5V to 16V
• Surface Mount Components
• Low Shutdown Current: <1µA
• Soft-Start
• Internal Compensation
• CTRL Pin Allows Output Adjustment with No Polarity Inversion
• 3mm × 3mm 16-Lead QFN Package

Typical Application

Applications

• APD Bias
• PIN Diode Bias
• Optical Receivers and Modules
• Fiber Optic Network Equipment

Packaging

Datasheet

• LT3482 - 90V Boost DC/DC Converter with APD Current Monitor

Design Note

• DN447 - A Complete Compact APD Bias Solution for a 10Gbits/s GPON System

Reliability Data

• R530 - Reliability Data

Press Release

• 90V Boost DC/DC Converter with APD Current Monitor

LTspice

• LT3482 Demo Circuit - 90V Boost DC/DC Converter for APD Bias (5V to 85V @ 2.5mA)

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