12V@4A Sync Boost Converter Operating from Single or Dual Li-Ion Batteries Reference Design PMP8921 (ACTIVE)

Description & Features

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Description

This synchronous boost converter efficiently operates from 3.0V - 8.6V (one or two Li-Ion cells) and regulates a 12V@4A output. Efficiency of greater than 97% is achieved when running from two cells.

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Parametrics
 PMP8921.1
(Output Voltage 1)
Vin (Min) (V)3
Vin (Max) (V)8.6
Vout (Nom) (V)12
Iout (Max) (A)4
Output Power (W)48
Isolated/Non-IsolatedNon-Isolated
Input TypeDC
TopologyBoost- CCM
Buck- Synchronous

TI Devices (3)

Order samples, get tools and find more information on the TI products in this reference design.

Part Number Name Product Family Sample & Buy Design Kits & Evaluation Modules
CSD17311Q5  30V, N ch NexFET MOSFET™, single SON5x6, 2.3mOhm  MOSFETs  Sample & Buy Not Available
TPS43061  Low Iq, Synchronous Boost Controller with Wide Input Voltage and 5.5V Gate Drive for Low Qg NexFETs  Step-up (boost)  Sample & Buy View Design Kits & Evaluation Modules
TPS63061  2.5V to 12V input voltage, 93% Efficient, 2.25A Switch Current Limit, Buck-Boost Converter  Buck-boost & inverting  Sample & Buy Not Available

CAD/CAE symbols

Part # Package | Pins CAD File (.bxl) STEP Model (.stp)
CSD17311Q5 Download Download
TPS43061 Download
TPS63061 Download Download

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Technical Documents

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User guides (1)
Title Type Size (KB) Date
PDF 1792 15 Apr 2013
Design files (3)
Title Type Size (KB) Date
PDF 82 15 Apr 2013
PDF 18 15 Apr 2013
PDF 130 15 Apr 2013

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