參數(shù)資料
型號: ZXRD1050PQ16TA
英文描述: IC-SM-DC/DC CONTROLLER
中文描述: IC-SM-DC/DC控制器
文件頁數(shù): 23/28頁
文件大?。?/td> 639K
代理商: ZXRD1050PQ16TA
Using
P
Channel Devices (No Bootstrap)
All the preceeding examples utilise N channel
MOSFET devices and a bootstrap circuit to provide full
enhancement to the high side device. These circuits
have a maximum input voltage of 10V. For
applications requiring a higher input voltage, using P
channel devices for the main MOSFET will allow up to
18V operation. Typically this may be in a 12V to 5V
converter circuit.
If the same package size MOSFET devices are used, it
is likely a higher on resistance will be encountered,
with the result that efficiency will decline slightly.
Fig 9 shows the efficiency plot for a P phase
synchronous 5V converter based on the
ZXRD1050PQ16. The figure charts efficiency v output
current at 12V input and 7V input.
50
55
60
65
70
75
80
85
90
95
100
0.1
1
10
Efficiency v I
V
OUT
=3.3V.
OUT
I
(A)
OUT
V =5V
E
Fig.9
P
Channel Device Efficiency (synchronous)
50
55
60
65
70
75
80
85
90
95
100
0.1
1
10
Efficiency v I
V
OUT
=5V.
OUT
I
(A)
OUT
V =7V
V =12V
E
23
Fig.8 Efficiency for non-synchronous 5-3.3V conversion
ZXRD1000 SERIES
ISSUE 3 - MAY 2000
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
ZXRD1050PQ16TC 功能描述:DC/DC 開關(guān)控制器 - RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關(guān)頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數(shù)量:1 最大工作溫度:+ 125 C 安裝風(fēng)格: 封裝 / 箱體:CPAK
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ZXRE060AET5TA 功能描述:基準(zhǔn)電壓& 基準(zhǔn)電流 0.6V 0.2-18V 5-TERM ADJUSTABLE RoHS:否 制造商:STMicroelectronics 產(chǎn)品:Voltage References 拓?fù)浣Y(jié)構(gòu):Shunt References 參考類型:Programmable 輸出電壓:1.24 V to 18 V 初始準(zhǔn)確度:0.25 % 平均溫度系數(shù)(典型值):100 PPM / C 串聯(lián) VREF - 輸入電壓(最大值): 串聯(lián) VREF - 輸入電壓(最小值): 分流電流(最大值):60 mA 最大工作溫度:+ 125 C 封裝 / 箱體:SOT-23-3L 封裝:Reel
ZXRE060AET5TA-CUT TAPE 制造商:DIODES 功能描述:ZXRE060A Series 0.2 - 18 V Adjustable ?.5 % Precision Shunt Regulator-TSOT-23-5
ZXRE060AFT4-7 功能描述:MOSFET Shunt Reference X2-D X2-DFN2015-6 T&R 3K RoHS:否 制造商:STMicroelectronics 晶體管極性:N-Channel 汲極/源極擊穿電壓:650 V 閘/源擊穿電壓:25 V 漏極連續(xù)電流:130 A 電阻汲極/源極 RDS(導(dǎo)通):0.014 Ohms 配置:Single 最大工作溫度: 安裝風(fēng)格:Through Hole 封裝 / 箱體:Max247 封裝:Tube