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SMB113B Scheda tecnica (PDF) - Summit Microelectronics, Inc.

SMB113B Datasheet PDF - Summit Microelectronics, Inc.
Il numero della parte SMB113B
Scarica  SMB113B Scarica

Grandezza file   719.55 Kbytes
Page   32 Pages
Produttore elettronici  SUMMIT [Summit Microelectronics, Inc.]
Homepage  http://www.summitmicro.com
Logo SUMMIT - Summit Microelectronics, Inc.
Spiegazioni elettronici High-power, Four-channel Programmable DC-DC System Power Managers

SMB113B Datasheet (PDF)

Go To PDF Page Scarica Scheda tecnica
SMB113B Datasheet PDF - Summit Microelectronics, Inc.

Il numero della parte SMB113B
Scarica  SMB113B Click to download

Grandezza file   719.55 Kbytes
Page   32 Pages
Produttore elettronici  SUMMIT [Summit Microelectronics, Inc.]
Homepage  http://www.summitmicro.com
Logo SUMMIT - Summit Microelectronics, Inc.
Spiegazioni elettronici High-power, Four-channel Programmable DC-DC System Power Managers

SMB113B Scheda tecnica (HTML) - Summit Microelectronics, Inc.

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SMB113B Dettagli del prodotto

INTRODUCTION

The SMB113A/B and SMB117/A are highly integrated and flexible four-channel power managers designed for use in a wide range of applications. The built-in digital programmability allows system designers to custom tailor the device to suit almost any multi-channel power supply application from digital camcorders to set-top boxes. Complete with a user friendly GUI, all programmable settings, including output voltages and input/output voltage monitoring, can be customized with ease.

The SMB113A/B and SMB117/A integrate all the essential blocks required to implement a complete four-channel power subsystem consisting of four synchronous step-down “buck” controllers. Additionally sophisticated power control/monitoring functions required by complex systems are built-in. These

include digitally programmable output voltage set point, power up/down sequencing, enable/disable, dynamic voltage management and UV/OV monitoring on all channels.



• Digital programming of all major parameters via I2C interface and non-volatile memory

  •  Output voltage set point

  •  Input/battery voltage monitoring

  •  Output power-up/down sequencing

  •  Digital soft-start and output slew rate

  •  Dynamic voltage control of all outputs

  •  UV/OV monitoring of all outputs

  •  Enable/Disable outputs independently

• User friendly Graphical User Interface (GUI)

• Four synchronous step-down output channels

• Integrated RESET monitor

• +2.7V to +6.0V Input Range

• Highly accurate output voltage: <1.5%

• Factory programmable dead times

• 0% to 100% Duty Cycle operation

• Undervoltage Lockout (UVLO) with hysteresis

• 250kHz (SMB117A), 400kHz (SMB117), 800kHz (SMB113A), 1MHz (SMB113B) operating frequency

• 96 bytes of user configurable nonvolatile memory



Applications

• Car & Marine Navigation Systems

• Set-top Boxes

• TVs

• DDR Memory

• Mobile Computing/PDAs

• Office Equipment

• DMB Systems

FEATURES & APPLICATIONS




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