S8354 Datasheet Pwm Control Switchable Built-in Transistor Switching Regulator

Manufacturer: Seiko Instruments

Overview: www.DataSheet4U.com Rev.1.4_00 STEP-UP, PWM CONTROL or PWM / PFM SWITCHABLE BUILT-IN TRANSISTOR SWITCHING REGULATOR S-8353/8354 Series The S-8353/8354 Series is a CMOS step-up switching regulator which mainly consists of a reference voltage source, an oscillation circuit, a power MOS FET, an error amplifier, a phase compensation circuit, a PWM control circuit (S-8353 Series) and a PWM / PFM switching control circuit (S-8354 Series). The S-8353/8354 Series can configure the step-up switching regulator with an external coil, capacitor, and diode.

This datasheet includes multiple variants, all published together in a single manufacturer document.

Datasheet Details

Part number	S8354
Manufacturer	Seiko Instruments
File Size	593.06 KB
Description	PWM Control Switchable Built-in Transistor Switching Regulator
Datasheet	S8354 S8354H25 Datasheet (PDF)

Key Features

s.
Low voltage operation: Startup at 0.9 V min. (IOUT = 1 mA) guaranteed.
Low current consumption : During operation 18.7 µA (3.3 V, 50 kHz, typ. ) During shutdown: 0.5 µA (max. ).
Duty ratio : Built-in PWM / PFM switching control circuit (S-8354 Series) 15 % to 83 % (30 kHz and 50 kHz models) 15 % to 78 % (250 kHz models).
External parts : Coil, capacitor, and diode.
Output voltage : Selectable in 0.1 V steps between 1.5 and 6.5 V (for VDD / VOUT separ.

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More Datasheets from Seiko Instruments

Part Number	Description
S8353	PWM Control Switchable Built-in Transistor Switching Regulator