Medical Applications Guide (Rev. B - Mouser Electronics

Medical ImagingPower Management for Medical Imaging75➔2nd Generation PTH Point-of-Load ModulesPTH08T2xxGet samples, datasheets, evaluation modules, app reports and software toolsat: www.ti.com/T2Key Features• TurboTrans technology• 1.5% output regulation• SmartSync synchronization• Auto-Track sequencingBenefitsT2s reduce development costs and save PCB space:• Sequencing easily solved with Auto-Track technology• Smart Sync synchronization for input cap reduction/easierfiltering• TurboTrans technology for high transient load applications• Stable with ultra-low ESR caps• 1.5% tolerance meets specs of FPGA coreTypical Component SpecificationsV IN V OUT I OUTModel (V) (V) (A)PTH04T260W 2.2 to 5.5 0.7 to 3.6 3PTH08T260/261W 4.5 to 14 0.7 to 5.5 3PTH04T230W 2.2 to 5.5 0.7 to 3.6 6PTH08T230/231W 4.5 to 14 0.7 to 5.5 6PTH04T240/241W 2.2 to 5.5 0.7 to 3.6 10PTH08T240/241W 4.5 to 14 0.7 to 5.5 10PTH04T220W 2.2 to 5.5 0.7 to 3.6 16PTH08T220/221W 4.5 to 14 0.7 to 5.5 16PTH05T210W 2.2 to 5.5 0.7 to 3.6 30PTH08T210W 4.5 to 14 0.7 to 3.6 30PTH08T250W 4.5 to 14 0.7 to 3.6 50PTV08T250W 8 to 14 0.8 to 3.6 50SmartSyncTrackTurboTrans10 1 9Track SYNC TTV I 2 6V I+Sense5PTH08T241W V OInhibit117INH/UVLO–SenseGND GND V O ADJR UVLO3 4 8 R SET [A]1%C 11%0.05Ω 200µF0.05Ω(Optional) (Required)(Required)GNDR TT1%0.05Ω(Optional)C 0300µF(Required)+ SenseV O– SenseGNDLOAD100W, Isolated DC/DC ModulePTQA430033Get samples, datasheets, evaluation modules, app reports and software toolsat: www.ti.com/sc/device/PTQA430033Key Features• 48V input (36V to 75V range)• Standard quarter-brick footprint• High efficiency (92% at 3.3V full load)• 1500VDC I/O isolation• On/off control• Overcurrent protection• Differential remote sense• Undervoltage lockout• Output overvoltage protection• Overtemperature shutdownBenefits• Pin-compatible with industry-standard products• Small size, high current applicationsTypical Component SpecificationsInput Output OutputModel (V) Current (A) (V)PTQA 4 30 0254 = 48 30 = 30 025 = 2.520 = 20 033 = 3.3050 - 5.0+V OSense (+)+V I18+V+V OI+ PTQA430xxxN6 +C IAdjustC O–V I (Optional)(Optional)3–V I4–V ORemoteOn/OffPTQA430033 functional block diagram.7Sense (–)2 5Sense (+)Sense (–)–V OPTH08T2xx functional block diagram.Texas Instruments 2Q 2007Medical Applications Guide