Ballast Controller + 2MOSFET - FAN7710

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Presentation transcript:

Ballast Controller + 2MOSFET - FAN7710 Code D Development Schedule BLOCK DIAGRAM Description FAN7710 is an electronic ballast control IC which can drive CFL lamp directly. Features - Highly Integrated Power System-On a Package - On-chip Oscillator, No external Capacitor required - Active Dead-time Control for low EMI application - Open Lamp Detection without Sensing Circuitry - Longer Lamp Lift-time with Pre-heating control - 8DIP package Applications Electric CFL Ballast Key Application Electric CFL Ballast Technical Analysis Competitors IR2520D, UBA2024 Package 8SOP/DIP

FAN7710 Configuration High-Side Gate Driver +dv/dt noise cancelleration circuit +UVLO +Shoot-through prevented output buffer Running frequency control using a resistor Preheating/Ignition time control And Dead-time control loop stabilizer Using a capacitor Adaptive ZVS controller And Open Lamp Detection Without any external devices 550V power MOSFETs (drive up to 20W lamp)

Ballast Controller + 2MOSFET - FAN7710 Code D Application Circuit FAN7710

FAN7710 ER sample test results (Con’t) Test Evaluation Board 이 table은 FAN7544, KA7541, IP3101의 특성을 간단하게 비교검토한 표이다.

FAN7710 ER sample test results (Con’t) High Temperature Test (Chamber Temp.=120OC) 20W CFL (Compact Fluorescent Lamp) PCB FAN7710 ER Sample (8DIP) 220V AC Power Socket Chamber Temperature Recorder

主要技术指标 FAN7532 L6574 IR2156 FAN7710 FAN7711 Programmable Preheat Time Programmable Preheat Frequency Programmable Run Frequency Protection (OLP, OVP) Automatic Dimmable OP Amp X Operating Frequency 50KHz (+-4%) X Rt,Ct Var. 60KHz (+-3%) 100KHz (+-6%) X Rt Var. Internal Boot Strap Diode Internal H/B Switchs Start-up current (Max) 120uA 250uA(Max) 91.8uA Operating Temperature -40°C ~ +125°C -25°C ~ +125°C Output Current (Sink/Source) 250/500mA 250/450mA 500/500mA 800mA (Isat.(Switch)) 350/650mA Lamp Power Over 120W Up to 20W Package 16SOP 16SOP/DIP 14SOP/DIP 8DIP 8SOP/DIP 이 table은 FAN7544, KA7541, IP3101의 특성을 간단하게 비교검토한 표이다.

美国飞兆半导体指定代理香港汇贤电子有限公司（珠海办事处）刘金辉（销售经理）珠海市南屏科技园屏东五路六号B栋四楼电话：0756-3899018 传真：0756-3898388 E-mail:13702948628@139.com http://www.chinanete.com