Power Management ICs

Voltage Regulators (LDO Regulators)

A rich lineup of advanced voltage regulators with ultra-low current consumption and high ripple rejection ratio!

  • The world’s smallest class 0.8 x 0.8 x t0.4 mm
  • High mounting strength and high power dissipation
  • Low current consumption 0.9μA, thermal shutdown, discharge shunt etc.

HSNT-6A

Voltage Regulators (LDO Regulators)

Voltage Detectors (Reset ICs)

Achieves remarkable, ultra-low current consumption and high accuracy voltage detection! Next-generation flagship model voltage detector (Reset IC)

  • No.1 global share*
  • Low current consumption of 270 nA
  • High detection voltage accuracy of ±0.5%

SOT-23-5 SC-82AB

Voltage Detectors (Reset ICs)

* Based on SII Semiconductor Corporation’s research

Watchdog Timer

Watchdog timer with reset function

  • Optimal for microcontroller monitoring system
  • The time-out mode and the window mode are selectable.
  • Super-low current consumption 3.8 μA typ.

SNT-6A

Watchdog Timer

Switching Regulators (DC-DC Converters)

Innovative technology driving high efficiency ratings and high switching frequencies, Variations to meet every requirement

  • Low-voltage operation from 0.9 V
  • High-speed response, response to load fluctuations
  • High efficiency with light load, auto switch PWM/PFM

SNT-6A

Switching Regulators (DC-DC Converters)

Power Sequencer

Enables easy control of the power sequence only by connecting an external capacitor.

  • Low current consumption of 3.0μA typ. (in a stable status)
  • Enables various sequence operations

SNT-6A

Power Sequencer

Chargepump ICs

SII Semiconductor Corporation’s charge pump ICs utilize multiple external capacitors to provide various power supplies such as constant current and step-up voltage.

  • Step-up charge pump for energy harvesting
  • Double step-up charge pump

SNT-8A

Chargepump ICs

Composite ICs

Lineup of VCOM buffer amplifier, and Battery backup ICs

  • Constant voltage power supply or reset circuit of battery-powered equipment, VTR, camera, communications equipment and others.
  • Lithium-ion secondary battery pack

Composite ICs

Lithium-ion Battery Protection ICs

Internal high-accuracy voltage detection circuit, Low current consumption, Small package

  • Wide lineups of 600 products
  • Long history for 20 years
  • High accuracy, low current consumption

SNT-6A

Lithium-ion Battery Protection ICs