DDR Memory Power Supply Controller

Description The SC1480 is a single output, constant on-time synchronous-buck, pseudo-fixed frequency, PWM controller intended for use in notebook computers and other battery operated portable devices. Features include high efficiency and fast dynamic response with no minimum on time, a reference

文件：533.75 Kbytes 頁數(shù)：22 Pages

SEMTECH

先之科

DDR Memory Power Supply Controller

Description The SC1480 is a single output, constant on-time synchronous-buck, pseudo-fixed frequency, PWM controller intended for use in notebook computers and other battery operated portable devices. Features include high efficiency and fast dynamic response with no minimum on time, a reference

文件：533.75 Kbytes 頁數(shù)：22 Pages

SEMTECH

先之科

RF & MICROWAVE TRANSISTORS VHF APPLICATIONS

DESCRIPTION The SD1480 is a common emitter 28 V Class C epitaxial silicon NPN planar transistor designed primarily for VHF communications applications. This internally matched device incorporates diffused emitter ballasting resistors nad provides high gain and stable operation across the entire 1

文件：78.06 Kbytes 頁數(shù)：6 Pages

STMICROELECTRONICS

意法半導(dǎo)體

NPN SILICON RF POWER TRANSISTOR

DESCRIPTION: The ASI SD1480 is Designed for Class C, 28 V High Band Applications up to 175 MHz. FEATURES: ? Internal Input Matching Network ? Common Emitter ? PG = 9.0 dB at 125 W/175 MHz ? Omnigold? Metalization System

文件：18.61 Kbytes 頁數(shù)：1 Pages

ASI

CRYSTAL CLOCK OSCILLATORS

Description The SH-B1480 Series of quartz crystal oscillators provide enable/disable 3-state LVCMOS compatible signals for bus connected systems. Supplying Pin 1 of the SH-B1480 units with a logic “1 or open enables its Pin 4 output. In the disable mode, Pin 4 presents a high impedance to the loa

文件：302.48 Kbytes 頁數(shù)：2 Pages

NEL