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FAN7535

Fairchild Semiconductor
Part Number FAN7535
Manufacturer Fairchild Semiconductor
Description PFC & Ballast Control IC
Published Nov 22, 2010
Detailed Description FAN7535 — PFC & Ballast Control IC December 2007 FAN7535 PFC & Ballast Control IC Features „ PFC, Ballast Control, and...
Datasheet PDF File FAN7535 PDF File

FAN7535
FAN7535


Overview
FAN7535 — PFC & Ballast Control IC December 2007 FAN7535 PFC & Ballast Control IC Features „ PFC, Ballast Control, and Half-Bridge Driver in One IC „ PFC Driver Current Capability: +500mA/-800mA „ Critical Conduction Mode Control Type PFC „ Internal Clamping Zener Diode (PFC): 23V „ Under-Voltage Lockout with 3.
5V of Hysteresis (PFC) „ Internal Clamping Zener Diode (Ballast): 15V „ Lower di/dt Gate Driver for Better Noise Immunity „ Under-Voltage Lockout with 1.
8V Hysteresis (Ballast) „ Ballast Driver Current Capability: +350mA/-650mA „ Programmable Preheat Time & Frequency „ Programmable Run Frequency „ Programmable Ignition Sweep Time „ Internal Active ZVS Control „ Internal Protection Function (Latch Mode) Description FAN7535 provides simple, high-performance, active power factor correction (PFC), and ballast control.
The FAN7535 is optimized for all kinds of fluorescent lamps, which require minimum board area and reduced external components.
The FAN7535 PFC control block to reduce the input current THD lower than conventional CRM boost PFC methods.
An innovative Active Zero Voltage Switching (AZVS) block reduces the swtiching power loss.
A dedicated timing section in the FAN7535 allows the user set the necessary parameters for proper lamp preheat and ignition.
24-SOP Applications „ Fluorescent Lamp Ballast Ordering Information Part Number FAN7535M FAN7535MX Package 24-SOP Operating Temperature Range -25°C ~ 125°C Packing Method Tube Tape & Reel All packages are lead free per JEDEC: J-STD-020B standard.
© 2007 Fairchild Semiconductor Corporation FAN7535 Rev.
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Typical Application Circuit for Fluorescent Lamp © 2007 Fairchild Semiconductor Corporation FAN7535 Rev.
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in FAN7535 — PFC & Ballast Control IC Internal Block Diagram VDDB 1 10V REG VDD sense 15V SHUNT REGULATOR HIGH-SIDE DRIV...


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