onsemi FAN7621SSJ

PFM Controller for Half-Bridge Resonant Converter
$ 0.647
Obsolete
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onsemi

Fairchild Semiconductor

Augswan

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Chaîne d'approvisionnement

Export Control Classification Number (ECCN) CodeEAR99
Harmonized Tariff Schedule (HTS) Code8542.31.00.01
Introduction Date2009-12-30
Lifecycle StatusObsolete (Last Updated: 4 months ago)
LTB Date2012-06-20
LTD Date2012-12-20

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Descriptions

Descriptions de onsemi FAN7621SSJ fournies par ses distributeurs.

PFM Controller for Half-Bridge Resonant Converter
SWITCHING CONTROLLER, VOLTAGE-MODE, 300KHZ SWITCHING FREQ-MAX, PDSO16
Isolated RoHS Compliant Obsolete Frequency Control Converter Offline -40C~130C TJ 8mA Up to 300kHz 1.13W
IC OFF-LINE CTRLR PROG PFM 16SOP
The FAN7621S is a pulse frequency modulation controller for high-efficiency half-bridge resonant converters. Offering everything necessary to build a reliable and robust resonant converter, the FAN7621S simplifies designs and improves productivity, while improving performance. The FAN7621S includes a high-side gate-drive circuit, an accurate current-controlled oscillator, frequency-limit circuit, soft-start, and built-in protection functions. The high-side gate-drive circuit has a common-mode noise cancellation capability, which guarantees stable operation with excellent noise immunity. Using the zero-voltage-switching (ZVS) technique dramatically reduces the switching losses and significantly improves efficiency. The ZVS also reduces the switching noise noticeably, which allows a small-sized Electromagnetic Interference (EMI) filter. The FAN7621S can be applied to various resonant converter topologies; such as series resonant, parallel resonant, and LLC resonant converters.

Alias du fabricant

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