描述 Description

The SC187 is a 4A synchronous step-down regulator designed to operate with an input voltage range of 2.9V to 5.5V. The device offers fifteen pre-determined output voltages via four control pins programmable from 0.8 to 3.3 Volts.

特性 Features

·Input Voltage Range — 2.9 to 5.5V
·Output Voltage Range — 0.8V to 3.3V
·Output Current — up to 4A
·Ultra-Small Footprint — <1mm Height Solution
·Minimum 1.8MHz Switching Frequency with no AM Radio Band Interference
·Efficiency Up to 95%
·Low Output Noise Across Load Range
·Excellent Transient Response
·Start Up into Pre-Bias Output
·Duty-Cycle Low Dropout Operation — 100%
·Shutdown Current — <1μA
·Externally Programmable Soft Start Time
·Power Good indicator
·Input Under-Voltage Lockout
·Output Over-Voltage, Current Limit Protection
·Over-Temperature Protection
·Thermally Enhanced 3 x 3 x 0.6 (mm) MLPQ-UT16 package
·Temperature Range — -40 to +85°C
·Lead-free, Halogen free, and RoHS/WEEE compliant

應用 Application

·Automotive Power Supplies
·Routers and Network Cards
·LCD TV
·Office Automation

簡介

SC187屬于集成電路（IC）的穩(wěn)壓器-DC-DC開關穩(wěn)壓器。由制造生產(chǎn)的SC187穩(wěn)壓器 - DC-DC 開關穩(wěn)壓器DC-DC 開關穩(wěn)壓器 PMIC（電源管理集成電路）產(chǎn)品族中的產(chǎn)品是元器件級設備，用于需要穩(wěn)定 DC 輸入電壓和/或?qū)⑵滢D(zhuǎn)換為不同幅度的輸出電壓的應用。這些器件與稱為“控制器”PMIC 的類似產(chǎn)品的區(qū)別在于集成了主開關元件，設備提供的電力會通過該元件。