MAX1573 white LED driver circuit diagram

Published:2011/8/12 3:09:00 Author:Lucas | Keyword: white LED driver | From:SeekIC

The main technical characteristics of MAX1573 charge pump are as follow: ① MAX1573 uses a tiny chip-scale (UCSP) package (4 × 4-bump, 2.1mm × 2.1mm × 0.6mm) and 16-pin thin QFN package (4mm × 4mm). ②it has proprietary adaptive 1x mode, 1.5x mode. ③ conversion efficiency (PLEDS / PBAT) is up to 92%. ④ the white LED current matching accuracy is 0.2%. ⑤ 28mA drive capability. ⑥ low input ripple and EMI. ⑦ without limiting resistor. ⑧ digital logic or PWM brightness control. ⑨ 0.1μA low shutdown current. ⑩ 2.7 ~ 5.5V input voltage range.



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