Reference Design for Telecom Applications (.9V @ .5A)
PMP4742
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Description & Features

Technical documentation

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Description

PMP4742.1 comprises a negative input (-10.8V to -13.2V) to positive output (12V@1A average) inverting buck-boost converter with TPS40210; a hot swap circuit with TPS2420 quickly limits the output current to 2A peak.

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Parametrics
 PMP4742.1
(Output Voltage 1)
PMP4742.2
(Output Voltage 2)
PMP4742.3
(Output Voltage 3)
PMP4742.4
(Output Voltage 4)
PMP4742.5
(Output Voltage 5)
PMP4742.6
(Output Voltage 6)
PMP4742.7
(Output Voltage 7)
Vin (Min) (V)-13.21010.810.84.54.54.5
Vin (Max) (V)-10.81413.213.25.55.55.5
Vout (Nom) (V)12243.31.21.051.8.9
Iout (Max) (A)1.1.55274.5
Output Power (W)13.21216.52.47.357.2.45
Isolated/Non-IsolatedNon-IsolatedNon-IsolatedNon-IsolatedNon-IsolatedNon-IsolatedNon-IsolatedNon-Isolated
Input TypeDCDCDCDCDCDCDC
TopologyBuck Boost- Inverting
Hot Swap
Boost- Integrated SwitchBuck- Integrated Switch
Hot Swap
Buck- Integrated SwitchBuck- SynchronousBuck- Integrated Switch
Linear Regulator
Buck- Integrated Switch
Linear Regulator

TI Devices (14)

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
CSD16406Q3  25V, N ch NexFET MOSFET™, single SON3x3, 7.4mOhm  MOSFETs  Sample & Buy View Design Kits & Evaluation Modules
CSD16409Q3  25V, N ch NexFET MOSFET™, single SON3x3, 12.4mOhm  MOSFETs  Sample & Buy Not Available
INA210  26V, bi-directional, high-precision current sense amplifier  Current sense amplifiers  Sample & Buy View Design Kits & Evaluation Modules
SN74LVC3G14  Triple Schmitt-Trigger Inverter  Buffer/driver  Sample & Buy View Design Kits & Evaluation Modules
TPS2420  3-V-20-V, 30mΩ, 1-5A eFuse  Power switches  Sample & Buy View Design Kits & Evaluation Modules
TPS3801  200-ms delay, small supply voltage supervisors with manual reset  Power management  Sample & Buy Not Available
TPS40021  Enhanced Low Input (2.25V-5.5V) up to 1MHz Frequency, Sync. Buck Controller, source/sink  Step-down (buck) regulators  Not Available Not Available
TPS40210  4.5~52V Wide Input Range Boost/SEPIC/Flyback DC-DC Controller  Step-up (boost) regulators  Sample & Buy View Design Kits & Evaluation Modules
TPS51200  3A Sink/Source DDR Termination Regulator w/ VTTREF Buffered Reference for DDR2, DDR3, DDR3L and DDR4  Power management  Sample & Buy View Design Kits & Evaluation Modules
TPS54620  4.5V to 17V Input, 6A Synchronous Step-Down SWIFT™ Converter  Step-down (buck) regulators  Sample & Buy View Design Kits & Evaluation Modules
TPS61175  3-A ,40V High Voltage Boost Converter with Soft-start and Programmable Switching Frequency  Step-up (boost) regulators  Sample & Buy View Design Kits & Evaluation Modules
TPS715  50-mA, 24-V, ultra-low-IQ, low-dropout voltage regulator  Power management  Sample & Buy View Design Kits & Evaluation Modules
TPS74701  500-mA, low-VIN (0.8-V), adjustable ultra-low-dropout voltage regulator with power good & enable  Power management  Sample & Buy View Design Kits & Evaluation Modules
TPS799  200-mA, low-IQ, low-dropout voltage regulator with low-noise & enable  Power management  Sample & Buy View Design Kits & Evaluation Modules

CAD/CAE symbols

Part # Package | Pins CAD File (.bxl) STEP Model (.stp)
CSD16406Q3 VSON-CLIP (DQG)| 8 Download Download
(DQV) | 8 Download -
CSD16409Q3 VSON-CLIP (DQG)| 8 Download Download
(DQV) | 8 Download -
INA210 Download Download
Download Download
SN74LVC3G14 Download
Download
Download -
TPS2420 Download Download
TPS3801 Download Download
TPS40021 Download Download
TPS40210 Download Download
Download Download
TPS51200 Download Download
TPS54620 Download -
Download Download
TPS61175 Download Download
TPS715 Download Download
TPS74701 Download Download
TPS799 -
Download

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


Technical documentation

See the Important Notice and Disclaimer covering reference designs and other TI resources.

User guides (1)
Title Type Size (KB) Date
PDF 571 12 Nov 2010
Selection guides (1)
Title Type Size (KB) Date
PDF 265 18 Jun 2013
Design files (2)
Title Type Size (KB) Date
PDF 384 12 Nov 2010
PDF 33 12 Nov 2010

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