LTC33115V, 12.5A Synchronous Step-Down Silent Switcher 2 in 3mm x 3mm LQFN | Development Boards, Kits, Programmers | 5 | Active | The LTC3311S is a very small, low noise, monolithic step-down DC/DC converter capable of providing up to 12.5A of output current from a 2.25V to 5.5V input supply. The device employs Silent Switcher 2 architecture with internal hot loop bypass capacitors to achieve both low EMI and high efficiency at switching frequencies as high as 5MHz. For systems with higher power requirements, multi-phasing parallel converters is readily implemented.The LTC3311S uses a constant frequency, peak current mode control architecture for fast transient response. A 500mV reference allows for low voltage outputs. 100% duty cycle operation delivers low drop out.Other features include a power good signal when the output is in regulation, precision enable threshold, output overvoltage protection, thermal shutdown, a temperature monitor, clock synchronization, mode selection and output short circuit protection. The device is available in a compact 18-lead 3mm × 3mm LQFN package.APPLICATIONSAutomotive/Industrial/CommunicationsServers, Telecom Power SuppliesDistributed DC Power Systems (POL)FPGA, ASIC, μP Core Supplies |
| Voltage Regulators - DC DC Switching Regulators | 20 | Active | The LTC3311/LTC3311-X is a very small, low noise, monolithic step-down DC/DC converter capable of providing up to 12.5A of output current from a 2.25V to 5.5V input supply. The device employs Silent Switcher 1 architecture to achieve both low EMI and high efficiency at switching frequencies as high as 5MHz. For systems with higher power requirements, multi-phasing parallel converters is readily implemented.The LTC3311/LTC3311-X uses a constant frequency, peak current mode control architecture for fast transient response. A 500mV reference allows for low voltage outputs. 100% duty cycle operation delivers low drop out.Other features include a power good signal when the output is in regulation, precision enable threshold, output overvoltage protection, thermal shutdown, a temperature monitor, clock synchronization, mode selection and output short circuit protection. The device is available in a compact 18-lead 3mm × 3mm LQFN package.APPLICATIONSAutomotive/Industrial/CommunicationsServers, Telecom Power SuppliesDistributed DC Power Systems (POL)FPGA, ASIC, μP Core Supplies |
LTC3311S5V, 12.5A Synchronous Step-Down Silent Switcher 2 in 3mm x 3mm LQFN | Power Management (PMIC) | 2 | Active | The LTC3311S is a very small, low noise, monolithic step-down DC/DC converter capable of providing up to 12.5A of output current from a 2.25V to 5.5V input supply. The device employs Silent Switcher 2 architecture with internal hot loop bypass capacitors to achieve both low EMI and high efficiency at switching frequencies as high as 5MHz. For systems with higher power requirements, multi-phasing parallel converters is readily implemented.The LTC3311S uses a constant frequency, peak current mode control architecture for fast transient response. A 500mV reference allows for low voltage outputs. 100% duty cycle operation delivers low drop out.Other features include a power good signal when the output is in regulation, precision enable threshold, output overvoltage protection, thermal shutdown, a temperature monitor, clock synchronization, mode selection and output short circuit protection. The device is available in a compact 18-lead 3mm × 3mm LQFN package.APPLICATIONSAutomotive/Industrial/CommunicationsServers, Telecom Power SuppliesDistributed DC Power Systems (POL)FPGA, ASIC, μP Core Supplies |
LTC3312SA5V, Dual 6A/Dual-Phase 12A Step-Down DC/DC Regulator | Integrated Circuits (ICs) | 2 | Active | The LTC3312SA features dual monolithic synchronous 6A step-down converters in a 4mm × 3mm package for space saving applications with demanding performance requirements. Using a constant frequency, peak current mode architecture at switching frequencies up to 3MHz, both bucks achieve high efficiency and fast transient response with small external components. The LTC3312SA can also be configured as a single output, 2-phase 12A step-down converter.The LTC3312SA operates in forced continuous or pulse-skipping mode for low noise, or in Burst Mode operation for high efficiency at light loads. The common switching frequency is set to a default 2MHz, programmed with an external resistor, or synchronized to an external oscillator via the MODE/SYNC pin. To reduce input ripple current, the dual converters switch 180 degrees out of phase.With an input range of 2.25V to 5.5V the LTC3312SA regulates to outputs as low as 500mV. Other features include precision enable thresholds, PGOOD signals, output overvoltage protection, thermal shutdown, and output short circuit protection. Programmable soft-start and a temperature monitor output are also included. The device is available in a low profile 22-lead 4mm × 3mm × 0.95mm LQFN package with exposed pad for low thermal resistance.APPLICATIONSServers, Telecom Power Supplies, Optical NetworkingDistributed DC Power Systems (POL)FPGA, ASIC, μP Core SuppliesIndustrial/Automotive/Communications |
| DC/DC & AC/DC (Off-Line) SMPS Evaluation Boards | 7 | Active | |
LTC33145V, Dual 4A/Dual-Phase 8A Step-Down DC/DC Regulator in 2.2mm × 2.7mm WLCSP | Power Management (PMIC) | 1 | Active | The LTC3314A features dual monolithic synchronous 4A step-down converters in a 2.2mm × 2.7mm package for space saving applications with demanding performance requirements. Using a constant frequency, peak current mode architecture at switching frequencies up to 3MHz, both bucks achieve high efficiency and fast transient response with small external components. The LTC3314A can also be configured as a single output, 2-phase 8A step-down converter.The LTC3314A operates in forced continuous or pulse-skipping mode for low noise, or in Burst Mode operation for high efficiency at light loads. The common switching frequency is set to a default 2MHz, programmed with an external resistor, or synchronized to an external oscillator via the MODE/SYNC pin. To reduce input ripple current, the dual converters switch 180 degrees out of phase.With an input range of 2.25V to 5.5V the LTC3314A regulates to outputs as low as 500mV. Other features include precision enable thresholds, PGOOD signals, output overvoltage protection, thermal shutdown, and output short-circuit protection. The device is available in a 30-lead, 2.2mm × 2.7mm WLCSP package.APPLICATIONSServers, Telecom Power Supplies, Optical NetworkingDistributed DC Power Systems (POL)FPGA, ASIC, μP Core SuppliesIndustrial/Automotive/Communications |
| Power Management (PMIC) | 14 | Active | |
| Voltage Regulators - DC DC Switching Regulators | 8 | Active | |
LTC3315BDual 5V, 2A Synchronous Step-Down DC/DCs in 2mm × 2mm LQFN | Voltage Regulators - DC DC Switching Regulators | 1 | Active | The LTC3315B features dual 2A monolithic synchronous step-down converters operating from a 2.25V to 5.5V input supply in one package for space-constrained applications with demanding performance requirements. Using constant frequency, peak current mode control at switching frequencies up to 10MHz with a minimum on-time as low as 25ns, both bucks achieve high efficiency and fast transient response in a very small application footprint.The LTC3315B operates in forced continuous or pulse skip mode for low noise or in Burst Mode®operation for high efficiency at light loads. The common buck switching frequency is 6MHz and can be synchronized to an external oscillator via the MODE/SYNC pin.The LTC3315B can regulate outputs as low as 500mV. Other features include precision enable thresholds, a PGOOD signal, output overvoltage protection, thermal shutdown, output short-circuit protection, and up to 100% duty cycle operation for low dropout. The LTC3315B is available in a compact 2mm × 2mm LQFN package.ApplicationsServers, Telecom Supplies, Optical NetworkingDistributed DC Power Systems (POL)FPGA, ASIC, µP Core SuppliesIndustrial/Automotive/Communications |
| PMIC | 4 | Active | |
