LTM4658Low VIN, High Efficiency 10A Step-Down DC/DC μModule Regulator | Voltage Regulators - DC DC Switching Regulators | 1 | Active | The LTM4658 is a complete 10A step-down switching mode μModule®regulator in tiny 4mm × 4mm × 4.32mm LGA and 4mm × 4mm × 4.62mm BGA packages. Included in the package are the switching controller, power MOSFETs, inductor and all support components. Operating over an input voltage range of 2.25V to 5.5V, the LTM4658 supports an output voltage range of 0.5V to VINset by external resistors. Its high efficiency design delivers 10A continuous output current. Only ceramic input and output capacitors are needed.The LTM4658 employs a Silent Switcher 2 architecture with internal hot loop bypass capacitors to achieve both low EMI and high efficiency at high switching frequencies.The LTM4658 also supports frequency synchronization, multiphase operation, selectable pulse-skipping mode operation, output voltage tracking for supply rail sequencing. Its high switching frequency and a current mode architecture enables a very fast transient response to line and load changes without sacrificing stability.Fault protection features include overvoltage, overcurrent and overtemperature protection. The LTM4658 is Pb-Free and RoHS compliant.APPLICATIONSTelecom, Datacom, Networking SystemOptical ModuleIndustrial EquipmentPoint-of-Load Regulation |
LTM466060V, 300W Hybrid Step-Down μModule Bus Converter | DC/DC & AC/DC (Off-Line) SMPS Evaluation Boards | 2 | Active | The LTM4660 is a complete 300W output switching mode hybrid-topology step-down DC/DC μModule®(micromodule) nonisolated bus converter. Its exposed power inductor resides on the top of the package, providing an intrinsic path for heat to dissipate up and out of the module—away from one’s printed circuit board. Included in the package are the switching controller IC, power MOSFETs and supporting components. Only flying (charge-pump) capacitors, bulk input and output bypass capacitors, and a few configuration passives are needed.The LTM4660 features frequency synchronization, Burst Mode®operation and output voltage soft-start and tracking. An onboard temperature diode is available for temperature monitoring. The LTM4660 protects against short-circuit, overcurrent, and overtemperature faults. For higher power applications, multiple LTM4660 modules can be easily paralleled.The LTM4660 is offered in a 16mm × 16mm × 10.34mm BGA package with RoHS compliant terminal finish.APPLICATIONSTelecom, Data Centers and Networking EquipmentIndustrial and Test Equipment |
LTM466115V, 4A Step-Up μModule Regulator | Power Supplies - Board Mount | 2 | Active | The LTM4661 is a synchronous step-up switching mode μModule®(power module) regulator in a 6.25mm × 6.25mm × 2.42mm BGA package. Included in the package are the switching controller, power FETs, inductor and all support components. Operating over an input voltage of 1.8V to 5.5V, down to 0.7V after start-up, the LTM4661 regulates an output voltage of 2.5V to 15V set by an external resistor. It provides up to 4A switch current. Only bulk input and output capacitors are needed.The LTM4661 1MHz switching frequency and dual phase single output architecture enable fast transient response to line and load changes and a significant reduction of output ripple voltage. It supports frequency synchronization, PolyPhase®operation and selectable Burst Mode operation. The LTM4661 features a true output disconnect during shutdown and inrush current limit at start-up. It also has short-circuit, overvoltage and overtemperature protection.The LTM4661 is Pb-free and RoHS compliant.ApplicationsRF Microwave Power AmplifiersBattery Powered DC Motors3.3V Bus Telecom Transceivers |
LTM4662Dual 15A or Single 30A DC/DC μModule Regulator | Power Supplies - Board Mount | 5 | Active | The LTM4662 is a complete dual 15A output switching mode DC/DC power supply. Included in the package are the switching controller, power FETs, inductors, and all supporting components. Operating from an input voltage range of 4.5V to 20V, the LTM4662 supports two outputs each with an output voltage range of 0.6V to 5.5V, set by external resistors. Its high efficiency design delivers up to 15A continuous current for each output. Only a few input and output capacitors are needed.The device supports frequency synchronization, multiphase operation, high efficiency light load operation and output voltage tracking for supply rail sequencing and has an on-board temperature diode per channel for device temperature monitoring. High switching frequency and a current mode architecture enable a very fast transient response to line and load changes without sacrificing stability.Fault protection features include overvoltage and overcurrent protection. The power module is offered in a small footprint and thermally enhanced 11.25mm × 15mm × 5.74mm BGA package. The LTM4662 is available with SnPb or RoHS compliant terminal finish.APPLICATIONSPoint-of-Load Power SuppliesTelecom and Networking EquipmentIndustrial and Medical Equipment |
LTM4663Ultrathin 1.5A µModule Thermoelectric Cooler (TEC) Regulator | Evaluation Boards | 1 | Active | The LTM4663 is a complete 1.5A µModule®Thermoelectric Cooler (TEC) regulator in a tiny 3.5mm × 4mm × 1.3mm LGA package. Included in the package are the TEC controller, linear power stage, switching regulator, inductor and all support components.Operating over an input voltage range of 2.7V to 5.5V, the LTM4663 supports a 1.5A continuous sink or source current capability. Only input and output capacitors are needed. The LTM4663 has two zero drift, rail-to-rail chopper amplifiers to serve as the thermistor input amplifier and the temperature feedback control loop.The LTM4663 supports NTC, PTC thermistors and resistive temperature detectors (RTD). The maximum cooling and heating currents can be programmed independently as well as the maximum TEC voltage.The LTM4663 is available in LGA RoHS compliant terminal finish.APPLICATIONSTEC Temperature ControlOptical Networking System, Optical ModuleLiDAR System |
LTM4664A30V to 58V Input, Dual 30A, Single 60A μModule Regulator with Digital Power System Management | DC DC Converters | 1 | Active | The LTM4664A is a complete nonisolated 48V input high efficiency step-down μModule®regulator with dual 30A outputs. The switching controllers, power MOSFETs, inductors and supporting components are included. Only external capacitors are needed to complete the design. Operating over a 30V to 58V input voltage range, the LTM4664A supports an output voltage of 0.5V to 1.5V at up to 75W. An intermediate output at 25% • VINis also available. The LTM4664A product video is available on the website.The LTM4664A dual 30A regulators utilize digitally programmable analog control loops, precision data acquisition circuitry and EEPROM with ECC. The LTM4664A’s 2-wire serial interface allows the 30A outputs to be margined, tuned and ramped up and down at programmable slew rates and sequencing delay times. True input current sense, output currents and voltages, input and output power, temperatures, uptime and peak values are all readable for Dual 30A Power System Management (PSM) channels.APPLICATIONS48V SystemsComputer and Networking EquipmentElectronic Test EquipmentStorage Systems |
LTM4671Quad DC/DC µModule Regulator with Configurable Dual 12A, Dual 5A Output Array | Power Supplies - Board Mount | 2 | Active | The LTM4671 is a quad DC/DC step-down µModule (micromodule) regulator offering dual 12A and dual 5A output. Included in the package are the switching controllers, power FETs, inductors and support components. Operating over an input voltage range of 3.1V to 20V, the LTM4671 supports an output voltage range of 0.6V to 3.3V for two 12A channels and 0.6V to 5.5V for two 5A channels, each set by a single external resistor. Only bulk input and output capacitors are needed.Fault protection features include overvoltage, overcurrent and overtemperature protection. The LTM4671 is offered in 9.5mm × 16mm × 4.72mm BGA package.ApplicationsMultirail Point-of-Load RegulationFPGAs, DSPs and ASICs Applications |
LTM4673Quad Output μModule Regulator with Digital Power System Management | DC DC Converters | 2 | Active | The LTM4673 is a quad output, dual 12A and dual 5A, switching mode DC/DC step-down μModule (powermodule) regulator integrated with 4-channel Power System Manager used to sequence, trim (servo), margin, supervise, manage faults, provide telemetry, and create fault logs. Operating over an input voltage range of 4.5V to 15V, the LTM4673 supports an output voltage range of 0.6V to 3.3V for 12A channels and 0.6V to 5.5V for 5A channels. Only bulk input and output capacitors are needed.The LTM4673’s 2-wire serial interface allows outputs to be precisely margined, tuned and programmable sequenced up and down. An internal 16-bit ADC monitors and supervises input and all four output voltages, currents and temperatures. Faults can be programmed for overcurrent and undercurrent, voltage and temperature threshold limits for four output channels as well as over and undervoltage for the input.The LTM4673 is offered in a 16mm × 16mm × 4.72mm BGA package with RoHS compliant terminal finish.APPLICATIONSTelecom, Networking and Industrial EquipmentMulti-Rail Point of Load RegulationFPGAs, DSPs and ASICs Application |
LTM4675Dual 9A or Single 18A μModule Regulator with Digital Power System Management | DC DC Converters | 1 | Active | The LTM4675 is a dual 9A or single 18A step-down μModule®(micromodule) DC/DC regulator with 40ms turn-on time. It features remote configurability and telemetry-monitoring of power management parameters over PMBus—an open standard I2C-based digital interface protocol. The LTM4675 is comprised of fast analog control loops, precision mixed-signal circuitry, EEPROM, power MOSFETs, inductors and supporting components.The LTM4675’s 2-wire serial interface allows outputs to be margined, tuned and ramped up and down at programmable slew rates with sequencing delay times. Input and output currents and voltages, output power, temperatures, uptime and peak values are readable. Custom configuration of the EEPROM contents is not required. At start-up, output voltages, switching frequency, and channel phase angle assignments can be set by pin-strapping resistors. The LTpowerPlay®GUI and DC1613 USB-to-PMBus converter and demo kits are available.The LTM4675 is offered in a 16mm × 11.9mm × 3.51mm BGA package available with SnPb or RoHS compliant terminal finish.APPLICATIONSSystem Optimization in Prototype and Production |
LTM4676ADual 13A or Single 26A μModule (Power Module) Regulator with Digital Power System Management | Development Boards, Kits, Programmers | 4 | Active | The LTM4676 is a dual 13A or single 26A step-down uModule®(power module) DC/DC regulator featuring remote configurability and telemetry-monitoring of power management parameters over PMBus— an open standard I2C-based digital interface protocol. The LTM4676 is comprised of fast analog control loops, precision mixedsignal circuitry, EEPROM, power MOSFETs, inductors and supporting components.The LTM4676’s 2-wire serial interface allows outputs to be margined, tuned and ramped up and down at programmable slew rates with sequencing delay times. Input and output currents and voltages, output power, temperatures, uptime and peak values are readable. Custom configuration of the EEPROM contents is not required. At start-up, output voltages, switching frequency, and channel phase angle assignments can be set by pin-strapping resistors. The LTpowerPlay™GUI and DC1613 USB-to-PMBus converter and demo kits are available.The LTM4676 is offered in a 16mm × 16mm × 5.01mm BGA package available with SnPb or RoHS compliant terminal finish.Part NumberTurn-on Start-up Time (MAX) (ms)VINRange (V)VOUTRange (V)Pin-compatibleLTM46761704.5 to 26.50.5V to 4 (CH0)0.5 to 5.5 (Both CH)YesLTM4676A704.5 to 170.5 to 5.5 (Both CH)ApplicationsSystem Optimization, Characterization and Data Mining in Prototype, Production and Field EnvironmentsTelecom, Datacom, and Storage Systems |
