DC728A Internal Power Switch Boost Regulators by Analog Devices

Status: Production
Series: LTC3458
RoHS: Compliant
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The LTC3458 is a high efficiency, current mode, fixed frequency, step up DC/DC converter with true output disconnect and inrush current limiting. The LTC3458 is rated for a 7.5V output and includes a 0.3Ω N-channel MOSFET switch and a 0.4Ω P-channel MOSFET synchronous rectifier. The LTC3458 is well suited for battery powered

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Prices starting from US$161.82

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Features

High Efficiency: Up to 93%
Inrush Current Limiting and Output Disconnect
Programmable Output Voltages up to 7.5V
1.5V to 6V Input Range
Programmable/Synchronizable Fixed Frequency Operation up to 1.5MHz
Programmable Automatic Burst Mode® Operation
Current Mode Control with Programmable Soft-Start Period and Peak Current Limit
700mA at 7V from 5V Input
0.3Ω N-Channel and 0.4Ω P-Channel 1.4A Switches at 5VOUT
Ultralow Quiescent Currents: 15µA Sleep, <1µA in Shutdown
3mm × 4mm Thermally Enhanced DFN Package

Last 6 months Inventory & Pricing History


Alternative Descriptions

LTC3458EDE DC to DC Converter and Switching Regulator Chip 6.79VDC to 7.21VDC Output Demonstration Circuit | Richardson RFPD


DC728A Development Boards & Evaluation Kits by Linear Technology

DEMO BOARD STEP UP CONVERTER

Status: Unknown
Series: -
RoHS: Unknown
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Demonstration circuit 728 is a 1MHz Synchronous StepUp DC/DC Converter featuring the LTC®3458EDE. The demo circuit demonstrates a DC/DC boost converter, with a 1.5A switch, providing 7V at 200mA to 800mA depending on input voltage. The circuit demonstrates the advantages of output disconnect and inrush current limiting. Small circuit size and low component count make the LTC3458 suitable for use in many spaceconscious applications such as handheld instruments, point-of-load converters, USB VBUS Power and OLED displays. Other integrated features include externally programmable burst mode threshold, peak current limit, soft-start, anti-ringing control and thermal shutdown. NOTE: If supply is going to be used in Fixed Frequency Mode, use a 50K Ohm resistor to tie the Burst pin to the output voltage.

Features


Specifications

Silicon Manufacturer Linear Technology
Silicon Core Number LTC3458
Kit Application Type Power Management - Voltage Regulator
Application Sub Type Step Up DC / DC Converter
Kit Contents Demo Board LTC3458
Product Range -
Automotive Qualification Standard -
SVHC No SVHC (07-Jul-2017)
Features 1MHz 1.5A Converter Circuit Demonstrates Advantages of Output Disconnect & Inrush Current Limiting

Frequently Asked Questions

Where can I find additional details, specifications and documents for a DC728A?

Additional datasheets, footprints and schematics for DC728A are listed on our Part Details page. You can also find images and similar parts to DC728A on this page.

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What category does DC728A fall under?

The DC728A is listed under Internal Power Switch Boost Regulators.

Can I view similar or alternative parts?

You can view similar parts to DC728A when available in the Internal Power Switch Boost Regulators range under the specifications section at the bottom of the details page.

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Is the DC728A RoHS compliant?

Yes. This part has been flagged as RoHS Compliant by Analog Devices.

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Authorised distributors including Richardson RFPD have stock available or on a lead time for DC728A.

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