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TPS54614

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具有 1.8V 输出的 3V 至 6V 输入、6A 同步降压 SWIFT™ 转换器

产品详情

Rating Catalog Topology Buck Iout (max) (A) 6 Vin (max) (V) 6 Vin (min) (V) 3 Vout (max) (V) 1.8 Vout (min) (V) 1.8 Features Enable, Power good, Synchronous Rectification Control mode Voltage mode Operating temperature range (°C) -40 to 125 Iq (typ) (A) 0.011 Duty cycle (max) (%) 90
Rating Catalog Topology Buck Iout (max) (A) 6 Vin (max) (V) 6 Vin (min) (V) 3 Vout (max) (V) 1.8 Vout (min) (V) 1.8 Features Enable, Power good, Synchronous Rectification Control mode Voltage mode Operating temperature range (°C) -40 to 125 Iq (typ) (A) 0.011 Duty cycle (max) (%) 90
HTSSOP (PWP) 28 62.08 mm² (9.7 mm × 6.4 mm)
  • 30-mΩ, 12-A Peak MOSFET Switches for High Efficiency
    at 6-A Continuous Output Source and Sink
  • 0.9-V, 1.2-V, 1.5-V, 1.8-V, 2.5-V, and 3.3-V Fixed Output
    Voltage Devices With 1.0% Initial Accuracy
  • Internally Compensated for Easy Use and Minimal Component Count
  • Fast Transient Response
  • Wide PWM Frequency – Fixed 350 kHz, 550 kHz or Adjustable
    280 kHz to 700 kHz
  • Load Protected by Peak Current Limit and Thermal Shutdown
  • Integrated Solution Reduces Board Area and Total Cost
  • 30-mΩ, 12-A Peak MOSFET Switches for High Efficiency
    at 6-A Continuous Output Source and Sink
  • 0.9-V, 1.2-V, 1.5-V, 1.8-V, 2.5-V, and 3.3-V Fixed Output
    Voltage Devices With 1.0% Initial Accuracy
  • Internally Compensated for Easy Use and Minimal Component Count
  • Fast Transient Response
  • Wide PWM Frequency – Fixed 350 kHz, 550 kHz or Adjustable
    280 kHz to 700 kHz
  • Load Protected by Peak Current Limit and Thermal Shutdown
  • Integrated Solution Reduces Board Area and Total Cost

The SWIFT™ family of dc/dc regulators, the TPS54611, TPS54612, TPS54613, TPS54614, TPS54615 and TPS54616 low-input voltage high-output current synchronous-buck PWM converters integrate all required active components. Included on the substrate are true, high-performance, voltage error amplifiers that provide high performance under transient conditions; an under-voltage-lockout circuit to prevent start-up until the input voltage reaches 3 V; an internally and externally set slow-start circuit to limit in-rush currents; and a powergood output useful for processor/logic reset, fault signaling, and supply sequencing.

The TPS5461x devices are available in a thermally enhanced 28-pin TSSOP (PWP) PowerPAD™ package, which eliminates bulky heatsinks. TI provides evaluation modules and the SWIFT™ designer software tool to aid in quickly achieving high-performance power supply designs to meet aggressive equipment development cycles.

The SWIFT™ family of dc/dc regulators, the TPS54611, TPS54612, TPS54613, TPS54614, TPS54615 and TPS54616 low-input voltage high-output current synchronous-buck PWM converters integrate all required active components. Included on the substrate are true, high-performance, voltage error amplifiers that provide high performance under transient conditions; an under-voltage-lockout circuit to prevent start-up until the input voltage reaches 3 V; an internally and externally set slow-start circuit to limit in-rush currents; and a powergood output useful for processor/logic reset, fault signaling, and supply sequencing.

The TPS5461x devices are available in a thermally enhanced 28-pin TSSOP (PWP) PowerPAD™ package, which eliminates bulky heatsinks. TI provides evaluation modules and the SWIFT™ designer software tool to aid in quickly achieving high-performance power supply designs to meet aggressive equipment development cycles.

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TPS54678 正在供货 具有打嗝电流限制的 2.95V 至 6V 输入、6A 同步降压 SWIFT™ 转换器 Smaller size with wider frequency range

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设计与开发

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仿真模型

TPS54614 TINA-TI Transient Reference Design

SLVM286.TSC (662 KB) - TINA-TI 参考设计
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仿真模型

TPS54614 TINA-TI Transient Spice Model

SLVM287.ZIP (36 KB) - TINA-TI Spice 模型
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仿真模型

TPS54614 Unencrypted PSpice Transient Model Package (Rev. A)

SLIM207A.ZIP (49 KB) - PSpice 模型
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封装 引脚 CAD 符号、封装和 3D 模型
HTSSOP (PWP) 28 Ultra Librarian

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