S-8357, S-8355 Datasheet - Seiko Instruments

Datasheet Details

Part number:

S-8357, S-8355

Manufacturer:

Seiko Instruments

File Size:

1.51 MB

Description:

PWM/PFM SWITCHABLE SWITCHING REGULATOR CONTROLLER

Note:

This datasheet PDF includes multiple part numbers: S-8357, S-8355.
Please refer to the document for exact specifications by model.

Features

* 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

S-8355_SeikoInstruments.pdf

S-8357 Datasheet Preview — This datasheet PDF includes multiple part numbers: S-8357, S-8355. Please refer to the document for exact specifications by model.

S-8357, S-8355, PWM/PFM SWITCHABLE SWITCHING REGULATOR CONTROLLER

S-8355/56/57/58 Series STEP-UP, SUPER-SMALL PACKAGE, 600 kHz, PWM CONTROL or www.sii-ic.com PWM/PFM SWITCHABLE SWITCHING REGULATOR CONTROLLER © SII Semiconductor Corporation, 2002-2015 Rev.8.1_01 The S-8355/56/57/58 Series is a CMOS step-up switching regulator controller which mainly consists of a reference voltage source, an oscillation circuit, an error amplifier, a phase compensation circuit, a PWM control circuit (S-8355/57 Series) and a PWM/PFM switching control circuit (S-8356/58 Ser

S-8357 Distributor

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S-8355 PWM PFM SWITCHABLE SWITCHING REGULATOR CONTROLLER Seiko Instruments

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