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| ![](data:image/svg+xml,%3csvg%20xmlns=%27http://www.w3.org/2000/svg%27%20version=%271.1%27%20width=%2769%27%20height=%2770%27/%3e) ![A4450KESTR-J A4450KESTR-J](/_next/image?url=https%3A%2F%2Foss.origin-ic.net%2FproductThumbImages%2F620_20-WFQFN_tmb.jpg&w=256&q=75) | IC REG CTRLR BUCK-BOOST 20QFN | | | PCB Symbol, Footprint & 3D Model | - | Surface Mount | 20-WFQFN Exposed Pad | 20-QFN (4x4) | -40°C ~ 150°C (TJ) | - | 1 | Buck-Boost | Step-Up/Step-Down | Positive | Transistor Driver | 250kHz ~ 2.2MHz | No | 1 | 3V ~ 36V | - | Yes | Enable, Frequency Control, Soft Start | Automotive | AEC-Q100 |