The RAA211403 is a tiny, easy-to-use, ultra-low quiescent current (IQ) buck regulators with wide input voltage range of 7V to 40V, up to 300mA output current with fixed 3.3V output.
The device offers comprehensive protections, including VIN UVLO, VOUT OVP, overcurrent, and over-temperature protections.
The device comes in a TSOT23-5 package.
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Type | Title | Date |
Datasheet | PDF 4.13 MB | |
Brochure | PDF 8.73 MB | |
Brochure | PDF 5.49 MB 日本語 | |
3 items
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Schematic symbols, PCB footprints, and 3D CAD models from SamacSys can be found by clicking on products in the Product Options table. If a symbol or model isn't available, it can be requested directly from the website.
The RAA21140x and RAA21180x families of bucks are simple to use and cost-effective while offering more than 15x less power loss of similar output rating LDOs (depending on operating conditions) with ultra-low 4uA Iq at zero loading conditions, making it ideal for powering always-on standby housekeeping MCUs or sensors. These bucks are ideal for general LDO replacement in applications such as industrial & home automation, eMobility solutions, energy storage, cordless power tools, and appliances.