Positive 12V to -4.35V/15A Buck-Boost Converter Reference Design

(ACTIVE) PMP8928

Description & Features

Technical Documents

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Description

This reference design uses the TPS40170 sync buck controller to generate a -4.35V/15A output from a +12V input voltage. This circuit achieves greater than 94% efficiency at full load.

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Bill of Materials (BOM)

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Parametrics
 PMP8928.1
(Output Voltage 1)
Vin (Min) (V)10.8
Vin (Max) (V)13.2
Vout (Nom) (V)-4.35
Iout (Max) (A)15
Output Power (W)65.25
Isolated/Non-IsolatedNon-Isolated
Input TypeDC
TopologyBuck Boost- Synchronous
Buck Boost- Inverting

TI Devices (1)

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Part Number Name Product Family Sample & Buy Design Kits & Evaluation Modules
TPS40170  4.5 V to 60 V Wide-Input Synchronous PWM Buck Controller  Step-down (buck)  Sample & Buy View Design Kits & Evaluation Modules

CAD/CAE symbols

Part # Package | Pins CAD File (.bxl) STEP Model (.stp)
TPS40170 Download Download

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Step 2: Download the Symbol and Footprint from the CAD.bxl file table.


Technical Documents

View the Important Notice for TI Designs covering authorized use, intellectual property matters and disclaimers.

User guides (1)
Title Abstract Type Size (KB) Date Views
PDF 1007 02 Jul 2013 4
Design files (4)
Title Abstract Type Size (KB) Date Views
ZIP 214 02 Jul 2013 8
PDF 3001 02 Jul 2013 5
PDF 18 02 Jul 2013 5
PDF 133 02 Jul 2013 5

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