Buck-Boost charge pump (-48V @ 0.03A) for Routers

(ACTIVE) PMP3065

Description & Features

Technical Documents

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


Description

This circuit creates dual-inverting outputs from a 3.3V input, while being very compact. Excellent voltage regulation is achieved with the use of a voltage doubler as well as direct feedback regulation through a simple level-shift circuit.

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


Parametrics
 PMP3065.1
(Output Voltage 1)
PMP3065.2
(Output Voltage 2)
Vin (Min) (V)33
Vin (Max) (V)3.63.6
Vout (Nom) (V)-24-48
Iout (Max) (A).04.03
Output Power (W).961.44
Isolated/Non-IsolatedNon-IsolatedNon-Isolated
Input TypeDCDC
TopologyBuck Boost- InvertingBuck Boost- Inverting

TI Devices (2)

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
TPS61170  1.2A Switch, High Voltage Boost Converter in 2x2mm QFN Package  Step-Up (Boost)  Sample & Buy View Design Kits & Evaluation Modules
TPS61170-Q1  Automotive 3V to 18V Wide Input Range, 1.2A Boost Converter in 2x2mm QFN Package  Step-Up (Boost)  Sample & Buy View Design Kits & Evaluation Modules

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 1953 19 Jan 2011 25
Design files (2)
Title Abstract Type Size (KB) Date Views
PDF 20 19 Jan 2011 41
PDF 47 19 Jan 2011 42


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