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AiT Semiconductor Inc. www.ait-ic.com A8442 80mA 4-CHANNEL CHARGE PUMP WHITE LED DRIVER WITH LOW DROPOUT CURRENT SOURCE DESCRIPTION FEATURES The A8442 is a high performance white LED driver. It integrates current sources and automatic mode selection charge pump. The part maintains the high effic
A8439 Photoflash Capacitor Charger with IGBT Driver and Refresh Features and Benefits ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ Power with 1 Li+ or 2 Alkaline/NiMH/NiCAD batteries Adjustable output voltage Auto-refresh >75% efficiency Eight-level, digitally-programmable current limit
A8436 Photoflash Capacitor Charger with IGBT Driver Features and Benefits ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ Power with 1 Li+ or 2 Alkaline/NiMH/NiCAD batteries Adjustable output voltage >75% efficiency Three levels of switch current limit: 1.0, 1.2, 1.4 A Fast charge time Char
Preliminary Data Sheet Subject to Change without Notice April 5, 2005 A8431 The A8431 is a noninverting boost dc-dc converter that provides a programmable constant current output up to 32 V for driving white LEDs in series.The A8431 also offers an OVP (overvoltage protection) p
A8480 Boost Regulator for Display Bias or LED Driver Features and Benefits ▪ Output disconnect during shutdown ▫ 1 μA shutdown current ▪ 2.7 to 9 V input ▫ Operate with 1 or 2 Li+ battery input supply ▪ Output voltage up to 23 V ▪ 1.2 MHz switching frequency ▪ 1.
A8437 Mobile Phone Xenon Photoflash Capacitor Charger with IGBT Driver Discontinued Product This device is no longer in production. The device should not be purchased for new design applications. Samples are no longer available. Date of status change: March 4, 2013 Recommended Substitutions: For exi
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