Part Number	S-8357 Datasheet
Manufacturer	Seiko Instruments
Overview	S-8355/56/57/58 Series STEP-UP, SUPER-SMALL PACKAGE, 600 kHz, PWM CONTROL or PWM/PFM SWITCHABLE SWITCHING REGULATOR CONTROLLER © SII Semiconductor Corporation, 2002-2015 Rev.8.1_01. a PWM/PFM switching controller that can switch the operation to a PFM controller with a duty ratio is 15% under a light load to prevent a decline in the efficiency due to the IC operating current. * Features * Low voltage operation : Startup at 0.9 V min. (IOUT = 1 mA) guaranteed * Low current consu.