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reference designTPS40490

Texas Instruments TPS40490

5V - 60V Wide Input, 5.4 MHz Buck Controller configured for GaN and MOSFET

Overview

TopologyBuck Converter
Input voltage6-60 V
Output 112 V / 10 A

Description

TPS40490MH is designed to be used as a full-featured, synchronous PWM buck controller with an input voltage between 6 V and 60 V. The TPS40490MHEVM is designed to demonstrate the capabilities of the TPS40490MH. TPS40490MH is optimized for high-power density, high-reliability DC/DC converter applications for the latest generation of MOSFET transistors.

Features

  • 6-V to 60-V wide input voltage rating
  • 600-mV reference voltage with 1% Accuracy and external modulation capabilities 10-A output current
  • Programmable UVLO and hysteresis
  • 1-MHz operation and up to 5-MHz switching programmable frequencyRemark :Inductot L3=4.7u connected to VDR pin

Typical applications

  • Envelope tracking systems
  • Isolated DC-DC modules
  • POL module
  • Notebook and tablet computers
  • Wide input voltage, high-power density DC/DC converters for industrial, networking and telecom equipment

More information

Products

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Order Code
Data­sheet
Simu­lation
Downloads
Status
Product series
L(µH)
IRP,40K(A)
ISAT,10%(A)
ISAT,30%(A)
RDC max.(mΩ)
Material
LR(µH)
fres(MHz)
SamplesAvailability & Sample
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7443320100
SPECWE-HCC SMT High Current Cube Inductor, 1 µH, 34 A
Simu­lation
Availability
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Downloads9 files

Status Activei| Production is active. Expected lifetime: >10 years.
Product seriesWE-HCC SMT High Current Cube Inductor
Inductance1 µH
Performance Rated Current34 A
Saturation Current @ 10%30.6 A
Saturation Current @ 30%33.5 A
DC Resistance2.5 mΩ
MaterialFerrite 
Rated Inductance0.9 µH
Self Resonant Frequency96 MHz
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