Electronic Components Datasheet Search |
|
TPS54972 Datasheet(PDF) 1 Page - Texas Instruments |
|
|
TPS54972 Datasheet(HTML) 1 Page - Texas Instruments |
1 / 16 page 6,4 mm x 9,7 mm www.ti.com VIN PH BOOT PGND VSENSE V(TTQ) AGND VBIAS Input TPS54972 COMP Compensation Network REFIN TRANSIENT RESPONSE V(DDQ) VI = 3.3 V VO = 1.25 V 2.25 A to 6.75 A t – Time – µs/div TPS54972 SLVS437A — AUGUST 2002 – REVISED DECEMBER 2002 9-A OUTPUT, 3-V TO 4-V INPUT TRACKING/TERMINATION SYNCHRONOUS PWM SWITCHER WITH INTEGRATED FETS (SWIFT™) FEATURES DESCRIPTION • Tracks Externally Applied Reference Voltage As a member of the SWIFT™ family of dc/dc regulators, the TPS54972 low-input voltage high-output current • 15-mΩ MOSFET Switches for High Efficiency at synchronous-buck PWM converter integrates all 9-A Continuous Output Source or Sink Current required active components. Included on the substrate • 6% to 90% VI Output Tracking Range with the listed features are a true, high performance, • Wide PWM Frequency: Fixed 350 kHz or voltage error amplifier that enables maximum Adjustable 280 kHz to 700 kHz performance under transient conditions and flexibility in • Load Protected by Peak Current Limit and choosing the output filter L and C components; an Thermal Shutdown under-voltage-lockout circuit to prevent start-up until the • Integrated Solution Reduces Board Area and input voltage reaches 3.0 V; an internally set slow-start Total Cost circuit to limit in-rush currents; and a status output to indicate valid operating conditions. APPLICATIONS The TPS54972 is available in a thermally enhanced 28-pin TSSOP (PWP) PowerPAD™ package, which • DDR Memory Termination Voltage eliminates bulky heatsinks. TI provides evaluation • Active Termination of GTL and SSTL modules and the SWIFT designer software tool to aid in High-Speed Logic Families quickly achieving high-performance power supply • DAC Controlled High Current Output Stage designs to meet aggressive equipment development • Precision Point of Load Power Supply cycles. SIMPLIFIED SCHEMATIC Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet. PRODUCTION DATA information is current as of publication date. Products Copyright © 2002, Texas Instruments Incorporated conform to specifications per the terms of Texas Instruments standard warranty. Production processing does not necessarily include testing of all parameters. |
Similar Part No. - TPS54972 |
|
Similar Description - TPS54972 |
|
|
Link URL |
Privacy Policy |
ALLDATASHEET.NET |
Does ALLDATASHEET help your business so far? [ DONATE ] |
About Alldatasheet | Advertisement | Contact us | Privacy Policy | Link Exchange | Manufacturer List All Rights Reserved©Alldatasheet.com |
Russian : Alldatasheetru.com | Korean : Alldatasheet.co.kr | Spanish : Alldatasheet.es | French : Alldatasheet.fr | Italian : Alldatasheetit.com Portuguese : Alldatasheetpt.com | Polish : Alldatasheet.pl | Vietnamese : Alldatasheet.vn Indian : Alldatasheet.in | Mexican : Alldatasheet.com.mx | British : Alldatasheet.co.uk | New Zealand : Alldatasheet.co.nz |
Family Site : ic2ic.com |
icmetro.com |