(PDF) IT7453 Datasheet - High Efficiency 30V Step-Up DC/DC Converter

Número de pieza	IT7453
Descripción	High Efficiency 30V Step-Up DC/DC Converter
Fabricantes	M3TEK
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No Preview Available ! M3TEK IT7453 High Efficiency 30V Step-Up DC/DC Converter with 1.3A Integrated Switch Description The IT7453 is a high efficiency step-up DC/DC converter using a constant frequency, current mode architecture. Featuring current-mode and fixed frequency operation, this device incorporates an integrated main switch and the switching frequency is internally set at 1.3MHz, allowing the use of small surface mount inductors and capacitor. As for the output voltage, it can be regulated ranging from 2.7V to 30V. The IT7453 is available in a low profile TSOT25 package Features High Efficiency up to 90% 2.5V to 5.5V Input Voltage Range Internal 1.45A Current Limit 1.3MHz Constant Frequency Operation Current Mode Operation Thermal Shutdown Undervoltage-Lockout (UVLO) < 0.1µA Shutdown Current TSOT25 Small Package RoHS Compliant (100% Green available) Applications Cellular Telephones PDAs and Smart Phones MP3 Players Wireless and DSL Card Digital Still Cameras Slim-Type DVD Portable Instruments Typical Applications Figure 1. Typical Application Circuit Rev. 0.1.4 www.m3tekic.com M3tekic Confidential 1 1 page

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PDF IT7453 Data sheet ( Hoja de datos )