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BD8314NUV Datasheet(PDF) 1 Page - Rohm |
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BD8314NUV Datasheet(HTML) 1 Page - Rohm |
1 / 16 page 1/15 www.rohm.com 2011.08 - Rev.D © 2011 ROHM Co., Ltd. All rights reserved. Single-chip Type with Built-in FET Switching Regulators High-efficiency Step-up Switching Regulator with Built-in Power MOSFET BD8314NUV ● Description ROHM’s High-efficiency Step-up Switching Regulator Built-in Power MOSFET BD8314NUV generates step-up output including 8 V or 10 V from 4 batteries, batteries such as Li1cell or Li2cell etc. or a 5 V fixed power supply line. This IC allows easy production of small and a wide range of output current, and is equipped with an external coil/capacitor downsized by high frequency operation of 1.2 MHz, built-in 2.5 A rated 80 mΩ Nch FET SW, and flexible phase compensation system on board. ● Features 1) Incorporates Nch FET capable of withstanding 2.5 A/14 V. 2) Incorporates phase compensation device between input and output of ERROR AMP. 3) Small coils and capacitors to be used by high frequency operation of 1.2 MHz 4) Input voltage 3.0 V ~ 12 V 5) Output current 600 mA (3.5 V ~ 10 V) at 10 V 600 mA (3.0 V ~ 8 V) at 8 V 6) Incorporates soft-start function. 7) Incorporates timer latch system short protecting function. 8) As small as 3 mm×3 mm, SON 10-pin package VSON010V3030 ● Application General portable equipment like DSC/DVC powered by 4 dry batteries or Li2cell ● Absolute Maximum Ratings Parameter Symbol Ratings Unit Maximum applied power voltage VCC, LX 14 V Maximum input voltage SWOUT, INV 14 V Maximum input current Iinmax 2.5 A Power dissipation Pd 700* mW Operating temperature range Topr -25 to +85 °C Storage temperature range Tstg -55 to +150 °C Junction temperature Tjmax +150 °C * When used at Ta = 25°C or more installed on a 74.2 × 74.2 × 1.6 t mm board, the rating is reduced by 5.6 mW/°C. ● Operating Conditions (Ta = 25°C) Parameter Symbol Ratings Unit Power supply voltage VCC 3.0 to 12 V Output voltage VOUT 4.0 to 12 V No.11027EDT09 |
Similar Part No. - BD8314NUV_11 |
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Similar Description - BD8314NUV_11 |
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