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RT9591 Datasheet(PDF) 1 Page - Richtek Technology Corporation |
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RT9591 Datasheet(HTML) 1 Page - Richtek Technology Corporation |
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1 / 13 page  RT9591 Preliminary 1 DS9591-07 August 2007 www.richtek.com Patent Pending Features 1.8V to 6.5V Battery Input Voltage Range Charges Any Size Photoflash Capacitor Adjustable Input Current Uses Standard Transformers Adjustable Output Voltage Charge Complete Indicator Built-in IGBT Driver for IGBT Application Built-in Voltage Detector 16-Lead VQFN Package RoHS Compliant and 100% Lead (Pb)-Free Pin Configurations Applications Digital Still Camera Film Camera Flash Unit Camera Phone Flash Ordering Information General Description The RT9591 is a highly integrated photoflash charging solution in digital and film cameras. It is targeted for applications that use either two AA batteries or a single lithium-ion battery. The RT9591 integrates a constant current controller for charging high voltage photoflash capacitor quickly and efficiently, an IGBT driver for igniting flash tube, and a voltage detector. Only a few external components are used to reduce PCB space and cost. RT9591 is available in VQFN-16L 3x3 package. (TOP VIEW) Smart Photoflash Capacitor Charger with IGBT Driver VQFN-16L 3x3 Marking Information For marking information, contact our sales representative directly or through a Richtek distributor located in your area, otherwise visit our website for detail. Note : Richtek Pb-free and Green products are : RoHS compliant and compatible with the current require- ments of IPC/JEDEC J-STD-020. Suitable for use in SnPb or Pb-free soldering processes. 100% matte tin (Sn) plating. RT9591 Package Type QV : VQFN-16L 3x3 (V-Type) Operating Temperature Range P : Pb Free with Commercial Standard G : Green (Halogen Free with Commer- cial Standard) FB DRVOUT GND EXT PGND VDOUT IMCD VDRV 12 11 10 9 13 14 15 16 1 2 3 4 8 7 6 5 GND 17 |
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