S-8341 - PWM CONTROL OR PWM/PFM SWITCHABLE SWITCHING REGULATOR CONTROLLER

Product Overview

Seiko Instruments USA

Datasheet Details

Part number	S-8341
Manufacturer	Seiko Instruments USA
File Size	891.27 KB
Description	PWM CONTROL OR PWM/PFM SWITCHABLE SWITCHING REGULATOR CONTROLLER
Datasheet	S-8341 Datasheet
Note	This datasheet PDF includes multiple part numbers: S-8341, S-8340. Please refer to the document for exact specifications by model.
Additional preview pages of the S-8341 datasheet.

Product details

Description

GND pin Reference voltage source pass capacitor connection pin Soft-start capacitor connection pin Shutdown pin “H” : Normal operation (step-up operating) “L” : Entire circuit stopped (step-up stopped) IC power supply pin Output voltage fixed output type : Output voltage monitoring pin [Output voltage external setting type : Feedback pin] External transistor connection pin Current limit detection pin 4 Seiko Instruments Inc.www.DataSheet4U.com STEP-UP, 600 kHz, PWM CONTROL OR PWM/PFM SWITCH

Features

s.
Oscillation frequency : 600 kHz (A and B types), 300 kHz (C and D types). Output voltage : Selectable in 0.1 V steps between 2.5 to 6.0 V (output voltage fixed output type) Output voltage accuracy : ±2.0% Output voltage external setting (FB) type available. FB terminal voltage (VFB) 1.0 V External parts : Coil, diode, capacitors (3), transistor, and resistor only Duty ratio : 0 to 82% (typ. ) PWM control (S-8340 Series) 27 to 82% (typ.

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Published: Jul 1, 2010 |