IC manufacturers ROHM

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ROHM BD9B300MUV | Demoboard BD9B300MUV-E2EVK-101

Evaluation Board for ROHM's BD9B300MUV Synchronous Buck DC/DC Converter with Integrated FET

Overview

TopologyBuck Converter
Input voltage2.7-5 V
Switching frequency1000-2000 kHz
Output 13.3 V / 3 A
IC revision00

Description

This evaluation board has been specifically developed to evaluate the BD9B300MUV synchronous buck DC/DC converter withintegrated 35mΩ Pch high-side and Nch low-side power MOSFETs. Features include up to 3A output and variable switching frequency:1MHz (FREQ pin connected to VIN) or 2MHz (FREQ pin connected to ground). Multiple protection functions are also built in, including afixed soft start circuit that prevents inrush current during startup, UVLO (Under Voltage Lock Out), TSD (Thermal Shutdown), OCP(Over Current Protection), and SCP (Short-Circuit Protection). An EN pin allows for simple ON/OFF control of the IC to reduce standbycurrent consumption, while a MODE pin that enables users to select fixed frequency PWM mode or Deep-SLLM control thatautomatically switches between modes.

Typical applications

  • Step-Down Power Supplies for DSPs, FPGAs, Microcontrollers, and more,Distributed and Secondary Power Supplies
  • Laptop PCs/Tablet PCs/Servers,LCD TVs,Printers, OA Equipment,Entertainment Devices
  • Storage Devices (HDDs/SSDs)

Products

Order Code Data­sheet Simu­lation Downloads Status Product seriesL
(µH)
IRP,40K
(A)
ISAT,10%
(A)
ISAT,30%
(A)
RDC max.
(mΩ)
fres
(MHz)
Mount Samples
74437349015SPEC

PCN pending

Due to a pending PCN, a modification of the component will be implemented soon. Please find the PCN below. If you have further questions please get in contact with our sales staff.

8 files Active i| Production is active. Expected lifetime: >10 years.WE-LHMI SMT Power Inductor 1.5 11.3 9.7 18.7 9 35 SMT
Order Code Data­sheet Simu­lation
74437349015SPEC

PCN pending

Due to a pending PCN, a modification of the component will be implemented soon. Please find the PCN below. If you have further questions please get in contact with our sales staff.

Samples
Order Code Data­sheet Simu­lation Downloads Status Product seriesL
(µH)
IRP,40K
(A)
ISAT,10%
(A)
ISAT,30%
(A)
RDC max.
(mΩ)
fres
(MHz)
Mount Samples