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SC486IMLTRT中文資料SEMTECH數(shù)據(jù)手冊(cè)PDF規(guī)格書

SC486IMLTRT
廠商型號(hào)

SC486IMLTRT

功能描述

Complete DDR1/2/3 Memory Power Supply

文件大小

369.09 Kbytes

頁(yè)面數(shù)量

26 頁(yè)

生產(chǎn)廠商 Semtech Corporation
企業(yè)簡(jiǎn)稱

SEMTECH

中文名稱

Semtech Corporation官網(wǎng)

原廠標(biāo)識(shí)
數(shù)據(jù)手冊(cè)

下載地址一下載地址二到原廠下載

更新時(shí)間

2025-5-28 9:52:00

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SC486IMLTRT規(guī)格書詳情

Description

The SC486 is a combination switching regulator and linear source/sink regulator intended for DDR1/2/3 memory systems. The switching regulator is used to generate the supply voltage, VDDQ, for the memory system. It is a pseudo-fixed frequency constant on-time controller designed for high efficiency, superior DC accuracy, and fast transient response. The linear source/sink regulator is used to generate the memory termination voltage, VTT, with the ability to source and sink a 3A peak current.

Features

DDR1, DDR2 and DDR3 compatible

Constant on-time controller for fast dynamic response on VDDQ

Programmable VDDQ range - 1.5V to 3V

1 Internal Reference (2 System Accuracy)

Resistor programmable on time for VDDQ

VCCA/VDDP range = 4.5V to 5.5V

VBAT range = 2.5V to 25V

VDDQ DC current sense using low-side RDS(ON) sensing or external RSENSE in series with low-side FET

Cycle-by-cycle current limit for VDDQ

Digital soft-start for VDDQ

Combined EN and PSAVE pin for VDDQ

Over-voltage/under-voltage fault protection for both outputs and PGD output (VDDQ only)

Separate VCCA and VDDP supplies

VTT/REF range = 0.75V – 1.5V

VTT source/sink 3A peak

Internal resistor divider for VTT/REF

VTT is high impedance in S3

VDDQ, VTT and REF are actively discharged in S4/S5

24-pin MLPQ (4 x 4mm) Lead-free package, fully WEEE and RoHS compliant

Applications

Notebook computers

CPU I/O supplies

Handheld terminals and PDAs

LCD monitors

Network power supplies

產(chǎn)品屬性

  • 型號(hào):

    SC486IMLTRT

  • 制造商:

    Semtech Corporation

  • 功能描述:

    Power Supply 24-Pin MLPQ EP T/R

  • 功能描述:

    POWER SUPPLY DDR 1 2 3 MEM SMD

供應(yīng)商 型號(hào) 品牌 批號(hào) 封裝 庫(kù)存 備注 價(jià)格
SEMTECH
2016+
QFN
2600
只做原裝,假一罰十,公司可開17%增值稅發(fā)票!
詢價(jià)
SEMTECH
23+
QFN
50000
全新原裝正品現(xiàn)貨,支持訂貨
詢價(jià)
SEMTECH
21+
QFN-24
10000
只做原裝,質(zhì)量保證
詢價(jià)
SEMTECH/美國(guó)升特
24+
NA/
819
優(yōu)勢(shì)代理渠道,原裝正品,可全系列訂貨開增值稅票
詢價(jià)
SEMTECH
23+
QFN-24
8560
受權(quán)代理!全新原裝現(xiàn)貨特價(jià)熱賣!
詢價(jià)
SEMTECH
24+
MLPQ
2679
原裝優(yōu)勢(shì)!絕對(duì)公司現(xiàn)貨!可長(zhǎng)期供貨!
詢價(jià)
SEMTECH
24+
QFN-24
30000
原裝正品公司現(xiàn)貨,假一賠十!
詢價(jià)
SEMTECH
25+
QFN
54648
百分百原裝現(xiàn)貨 實(shí)單必成
詢價(jià)
SEMTECH/美國(guó)升特
1137+
QFN-24
3030
只做原裝,庫(kù)存和價(jià)格請(qǐng)咨詢?yōu)闇?zhǔn)
詢價(jià)
SEMTECH
2022+
QFN
20000
只做原裝進(jìn)口現(xiàn)貨.假一罰十
詢價(jià)