High Performance Regulators 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.

The Regulator Quick Search searches from among the series listed below.
3-pin regulators, LDO regulators, secondary LDO regulators, CMOS LDO regulators (for portables), switching regulators with built-in FET, switching regulator controllers (compatible with external high-current FETs), power supply ICs for PCs, and powre supply ICs for flat panel TVs, Power Management ICs for Automotive Body Control

Broad Lineup High Performance Regulators for PCs

| Switching Regulator Controllers for Graphic Chip Cores | Main Power Supply ICs for Notebook PCs (With Built-in Linear Regulator) | Switching Regulators for DDR-SDRAM Cores | 2ch Switching Regulators for Desktop PCs | Switching Regulators with MOSFET for DDR-SDRAM Cores | Termination Regulators for DDR-SDRAMs | Ultra-low-dropout Linear Regulator Controllers for PC Chipsets | Ultra-low-dropout Linear Regulators for PC Chipsets | Ultra-low-dropout Linear Regulators for Desktop PC | Ultra-low-dropout Linear Regulators for PC Chipsets with Power Good Function | Linear Regulators for Desktop PCs | Linear Regulators for Notebook PCs | Power Good ICs for PCs |

Switching Regulator Controllers for Graphic Chip Cores 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	Main Power Supply ICs for Notebook PCs (With Built-in Linear Regulator) Built-in 5V / 3.3V linear regulators LDO with integrated external power supply terminal ensures high efficiency operation High-speed load response with H³REG^TM control

Switching Regulators for DDR-SDRAM Cores 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	2ch Switching Regulators for Desktop PCs 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

Switching Regulators with MOSFET for DDR-SDRAM Cores 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	Termination Regulators for DDR-SDRAMs High-speed load response Easy to use-no input sequence required Ceramic capacitor compatibility Applicable Models : All models except BD3532F, BD3531F

Ultra-low-dropout Linear Regulator Controllers for PC Chipsets Stable operation with high-speed load response Stable operation, even during load pulses High efficiency power supply configuration similar to switching power supplies	Ultra-low-dropout Linear Regulators for PC Chipsets 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

Ultra-low-dropout Linear Regulators for Desktop PC 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	Ultra-low-dropout Linear Regulators for PC Chipsets with Power Good Function Power Good function contributes to greater space savings Backside heat sink ensures high power capability High-speed load response provides plenty of operating margin

Linear Regulators for Desktop PCs Ultra-compact package Backside heat sink ensures high power capability Built-in soft start circuit	Linear Regulators for Notebook PCs Compatible with compact ceramic capacitors for increased miniaturization Backside heat sink ensures high power capability Built-in soft start circuit

Power Good ICs for PCs Separate voltage detection terminal and IC power supply Low power consumption Offered in compact, space-saving package types