Dual Synchronous Buck Pseudo Fixed Frequency Power Supply Controller

Description The SC483 is a dual output constant-on synchronous buck PWM controller intended for use in notebook computers and other battery operated portable devices. Features include high efficiency and a fast dynamic response with no minimum on time. The excellent transient response means that

文件：464.82 Kbytes 頁數(shù)：27 Pages

SEMTECH

先之科

Dual Synchronous Buck Pseudo-Fixed-Frequency Power-Supply Controller

Not Recommended for New Designs - Last Day of purchase:?5/1/11\n ? Constant on-time for fast dynamic response\n? VBAT range = 1.8 V – 25 V\n? Resistor-programmable frequency\n? Digital soft-start\n? Over-voltage/Under-voltage fault protection\n? Low quiescent power dissipation\n? 1% reference over full temperature range (2% system DC accuracy)\n? Separate;

Semtech

先之科

Dual Synchronous Buck Pseudo Fixed Frequency Power Supply Controller

Description The SC483 is a dual output constant-on synchronous buck PWM controller intended for use in notebook computers and other battery operated portable devices. Features include high efficiency and a fast dynamic response with no minimum on time. The excellent transient response means that

文件：464.82 Kbytes 頁數(shù)：27 Pages

SEMTECH

先之科

GaAlAs-IR-Lumineszenzdiode GaAlAs Infrared Emitter

Features ● Highly efficient GaAlAs LED ● Anode is electrically connected to the case ● High pulse power ● High reliability ● DIN humidity category in acc. with DIN 40040 GQG ● Same package as BPX 63, BP 103, LD 242, SFH 464 Applications ● IR remote controls and sound transmission ● Photoi

文件：34.75 Kbytes 頁數(shù)：5 Pages

SIEMENS

西門子

Fabricated in a liquid phase epitaxy process

Features: ? Fabricated in a liquid phase epitaxy process ? Anode is electrically connected to the case ? High reliability ? Matches all Si-Photodetectors ? Same package as BPX 63, BP 103, LD 242, SFH 464 ? DIN humidity caregory in acc. with DIN 40 040 GQG Applications ? Photointerrupters

文件：159.47 Kbytes 頁數(shù)：10 Pages

OSRAM

艾邁斯歐司朗

P-Channel 30 V (D-S) MOSFET

FEATURES ? TrenchFET? Gen IV p-channel power MOSFET ? Thermally enhanced PowerPAK? SC-70 package ? Provides excellent RDS-Qg Figure-of-Merit (FOM) for switching applications ? 100 Rg tested ? Material categorization: for definitions of compliance please see www.vishay.com/doc?99912 APPL

文件：274.51 Kbytes 頁數(shù)：9 Pages

VISHAYVishay Siliconix

威世威世科技公司