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Energy Saving!ECO Devices

High-performance Regulator IC Series for PCs

ROHM's lineup of power supply ICs are ideal for a variety of devices, such as graphics cores, PC chipsets, and DDR-SDRAM that use progressively lower voltages and operate at higher speeds. Features include high-speed load response characteristics, low current consumption (high efficiency), and high drive capabilities utilizing original circuit technology. Select the optimal solution selected based on the particular application.

RoHM'SHigh-performance Regulator IC Series for PCs

Broad Lineup High-performance Regulator IC Series for PCs

lineup lineup lineup  


Selection1

Switching Regulator Controllers for Graphic Chip Cores

Expanded

  • Load slope function ensures stable output-even during load fluctuations
  • Load slope function decreases power consumption
  • SLLM (PFM) control switching enables high efficiency, even during suspend mode
Selection2

Main Power Supply ICs for Notebook PCs (With Built-in Linear Regulator)

Expanded

  • Built-in 5V / 3.3V linear regulators
  • LDO with integrated external power supply terminal ensures high efficiency operation
  • High-speed load response with H3REGTM control
Series DetailsSeries Lineup
Series DetailsSeries Lineup

Selection3

Switching Regulators for DDR-SDRAM Cores

Expanded

  • SLLM (PFM) control ensures efficient operation, even in suspend mode
  • 2ch type contributes to end-product miniaturization
  • Enable (EN) and Soft Start (SS) terminals make sequence control easy in multiple power supply configurations
Selection4

2ch Switching Regulators for Desktop PCs

Expanded

  • High-speed load response ensures stable operating voltage
  • Integrated DAC enables flexible setting of output voltage
  • Built-in diode for bootstrap and overcurrent detection results in fewer external components
Series DetailsSeries Lineup
Series DetailsSeries Lineup

Selection5

Switching Regulators with MOSFET for DDR-SDRAM Cores

Expanded

  • Integrated large current FET contributes to greater space savings
  • SLLM (PFM) control ensures high efficiency operation, even in suspend mode
  • Enable (EN) and Soft Start (SS) terminals enable simple sequence control in multiple power supply applications
Selection6

Termination Regulators for DDR-SDRAMs

Expanded

  • High-speed load response
  • Easy to use-no input sequence required
  • Ceramic capacitor compatibility

    Applicable Models : All models except BD3532F, BD3531F
Series DetailsSeries Lineup
Series DetailsSeries Lineup

Selection7

Ultra-low-dropout Linear Regulator Controllers for PC Chipsets

Expanded

  • Stable operation with high-speed load response
  • Stable operation, even during load pulses
  • High efficiency power supply configuration similar to switching power supplies
Selection8

Ultra-low-dropout Linear Regulators for PC Chipsets

Expanded

  • Nch FET and 2 power supply terminals reduce power loss for greater efficiency
  • Backside heat sink ensures high power capability (BD3550HFN, BD3507HFV, BD3551HFN, BD3552HFN, BD3508MUV)
  • High-speed load response with sufficient operating margin
Series DetailsSeries Lineup
Series DetailsSeries Lineup

Selection9

Ultra-low-dropout Linear Regulators for Desktop PC

Expanded

  • High-speed load response provides plenty of operating margin
  • Nch FET and 2 power supply terminals reduce power loss for greater efficiency
  • Backside heat sink ensures high power capability
Selection10

Ultra-low-dropout Linear Regulators for PC Chipsets with Power Good Function

Expanded

  • Power Good function contributes to greater space savings
  • Backside heat sink ensures high power capability
  • High-speed load response provides plenty of operating margin
Series DetailsSeries Lineup
Series DetailsSeries Lineup

Selection11

Linear Regulators for Desktop PCs

Expanded

  • Ultra-compact package
  • Backside heat sink ensures high power capability
  • Built-in soft start circuit
Selection12

Linear Regulators for Notebook PCs

Expanded

  • Compatible with compact ceramic capacitors for increased miniaturization
  • Backside heat sink ensures high power capability
  • Built-in soft start circuit
Series DetailsSeries Lineup
Series DetailsSeries Lineup

Selection13

Power Good ICs for PCs

Expanded

  • Separate voltage detection terminal and IC power supply
  • Low power consumption
  • Offered in compact, space-saving package types
Series DetailsSeries Lineup


Power Supply ICs for PCs

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