8283 Datasheet - Allegro MicroSystems

LNB SUPPLY AND CONTROL-VOLTAGE REGULATOR

8283 Features

* I I I I I I I I I I Short-Circuit Protected Bypass Function for Slave Operation LNB Selection and Stand-By Function Built-In Tone Oscillator Factory Trimmed to 22 kHz, Facilitates DiSEqC™ (a trademark of EUTELSAT) Encoding Full Modulation With No Load Tracking Switch-Mode Power Converter for Lowest

8283 General Description

The ENT (Tone Enable) terminal activates the internal tone signal, modulating the dc output with a ±0.3 V, 22 kHz symmetrical waveform. The internal oscillator is factory-trimmed to provide a tone of 22 kHz ±2 kHz. No further adjustment is required. The internal oscillator operates the buck convert.

8283 Datasheet (157.89 KB)

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8283

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Allegro MicroSystems

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157.89 KB

Description:

Lnb supply and control-voltage regulator.
8283 PRELIMINARY INFORMATION (Subject to change without notice) November 21, 2000 LNB SUPPLY AND CONTROL-VOLTAGE REGULATOR Intended for analog and di.

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8283 LNB SUPPLY AND CONTROL-VOLTAGE REGULATOR Allegro MicroSystems

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