The AS1326A/AS1326B are high-efficiency, high current, DC-DC step-up converters specifically designed for battery-powered wireless applications. Low quiescent supply current (65μA), high operating frequency (1MHz), and minimal external component requirements make these devices perfect for small hand-held applications.
| Model | Input Signal Activation |
| AS1326A | Logic-Low On |
| AS1326B | Logic-High On |
Both devices use synchronous-rectified pulse-width modulation (PWM) boost technology to generate 2.5 to 5.0V outputs from a wide range of inputs, such as 1 to 3 alkaline/NiCd/NiMH cells or a single lithium-ion (Li+) cell.
Automatic powersave operation significantly improves efficiency at light-loads.
Continuous switching mode is available for applications requiring constant-frequency operation at all load currents. PWM operation can also be synchronized to an external clock to protect sensitive frequency bands in communications equipment.
Analog soft-start and adjustable current limit permit optimization of rush in current and external component size.
The AS1326A/AS1326B are available in a 10-pin TDFN (3.0mm x 3.0mm)声明:本文内容及配图由入驻作者撰写或者入驻合作网站授权转载。文章观点仅代表作者本人,不代表电子发烧友网立场。文章及其配图仅供工程师学习之用,如有内容侵权或者其他违规问题,请联系本站处理。 举报投诉
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