參數(shù)資料
型號: SC4624MLTRT
廠商: Semtech Corporation
英文描述: Low Input Voltage, High Efficiency, 4A Integrated FET Synchronous Step down DC/DC Regulator
中文描述: 低輸入電壓,高效率及4A集成FET的同步降壓直流/直流穩(wěn)壓器
文件頁數(shù): 6/20頁
文件大?。?/td> 738K
代理商: SC4624MLTRT
6
2007 Semtech Corp.
www.semtech.com
POWER MANAGEMENT
Operation
Typical Performance Characteristics
Circuit condition: Application circuit#1, 5V
IN
, 1V
OUT
SC4624
Figure 3. Shutdown by V
IN
@0A
Test condition: 5Vin, 1Vo, Io=0 to 4A
R=F=2.5A/us,T1=T2=0.1ms
Figure 4. Shutdown by V
IN
@4A
Figure 5. Transient Response@ 0 to 4A
Figure 6. Ripple and Stability@4A
Figure 1. Start Up by V
@0A
Shutdown by Vin
Figure 2. Start Up by V
IN
@4A
Vin
V
IN
Vout
V
PGOOD
SS
SS
2.5V/DIV
2.5V/DIV
2.5V/DIV
0.5V/DIV
10ms/DIV
2.5V/DIV
2.5V/DIV
0.5V/DIV
2.5V/DIV
Vin
V
IN
Vout
V
OUT
Start up by Vin
Test condition: 5Vin, 1Vo, Io=0A
PGOOD
SS
SS
10ms/DIV
Vin
V
IN
Vout
V
Test condition: 5Vin, 1Vo, Io=0A
PGOOD
SS
2.5V/DIV
2.5V/DIV
2.5V/DIV
0.5V/DIV
5ms/DIV
Vin
V
IN
Vout
Test condition: 5Vin, 1Vo, Io=4A
PGOOD
SS
SS
2.5V/DIV
2.5V/DIV
2.5V/DIV
0.5V/DIV
V
OUT
1ms/DIV
Io
Vout
Vout
V
IOUT
2A/DIV
50mV/DIV
20us/DIV
V
OUT
PHASE
20mV/DIV
2.0V/DIV
Vphase
Vout
Test condition: 5Vin, 1Vo, Io=4A,
(Operating stably)
1us/DIV
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
SC4624SETRT 制造商:SEMTECH 制造商全稱:Semtech Corporation 功能描述:Low Input Voltage, High Efficiency, 4A Integrated FET Synchronous Step down DC/DC Regulator
SC4626 制造商:SEMTECH 制造商全稱:Semtech Corporation 功能描述:2.5MHz, 1A Synchronous Step Down Regulator in SOT23-5
SC4626ASKTRT 功能描述:IC REG BUCK SYNC 1V 1A SOT23-5 RoHS:是 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - DC DC 開關(guān)穩(wěn)壓器 系列:- 標(biāo)準(zhǔn)包裝:250 系列:- 類型:降壓(降壓) 輸出類型:固定 輸出數(shù):1 輸出電壓:1.2V 輸入電壓:2.05 V ~ 6 V PWM 型:電壓模式 頻率 - 開關(guān):2MHz 電流 - 輸出:500mA 同步整流器:是 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:6-UFDFN 包裝:帶卷 (TR) 供應(yīng)商設(shè)備封裝:6-SON(1.45x1) 產(chǎn)品目錄頁面:1032 (CN2011-ZH PDF) 其它名稱:296-25628-2
SC4626FSKTRT 功能描述:IC REG BUCK SYNC 1.3V 1A SOT23-5 RoHS:是 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - DC DC 開關(guān)穩(wěn)壓器 系列:- 標(biāo)準(zhǔn)包裝:250 系列:- 類型:降壓(降壓) 輸出類型:固定 輸出數(shù):1 輸出電壓:1.2V 輸入電壓:2.05 V ~ 6 V PWM 型:電壓模式 頻率 - 開關(guān):2MHz 電流 - 輸出:500mA 同步整流器:是 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:6-UFDFN 包裝:帶卷 (TR) 供應(yīng)商設(shè)備封裝:6-SON(1.45x1) 產(chǎn)品目錄頁面:1032 (CN2011-ZH PDF) 其它名稱:296-25628-2
SC4626HSK.TRT 制造商:SEMTECH 功能描述:I.C.