參數(shù)資料
型號(hào): RLF7030T-1R0N64
廠商: National Semiconductor Corporation
英文描述: N-Channel FET Synchronous Buck Regulator Controller for Low Output Voltages
中文描述: N溝道場(chǎng)效應(yīng)管同步降壓穩(wěn)壓控制器輸出電壓低
文件頁(yè)數(shù): 16/22頁(yè)
文件大?。?/td> 602K
代理商: RLF7030T-1R0N64
Example Circuits
(Continued)
The circuits in
Figure 6
are intended for ADSL applications,
where the high switching frequency keeps noise out of the
data transmission range. In this design, the 1.8 and 3.3V
outputs come up simultaneously by using the same softstart
capacitor. Because two current sources now charge the
same capacitor, the capacitance must be doubled to achieve
the same softstart time. (Here, 40nF is used to achieve a
5ms softstart time.) A common softstart capacitor means
that, should one circuit enter current limit, the other circuit
will also enter current limit. In addition, if both circuits are
built with the LM2727, a UVP or OVP fault on one circuit will
cause both circuits to latch off. The additional compensation
components Rc2 and Cc3 are needed for the low ESR, all
ceramic output capacitors, and the wide (3x) range of Vin.
20049407
FIGURE 6. 1.8V and 3.3V, 1A, 1.4MHz, Simultaneous
L
www.national.com
16
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RLF7030T-1R5N6R1 PCB COPPER CLAD 12 X 18 2 SIDE
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RLF7030T-4R7M3R4 PCB COPPER CLAD 3 X 4.5 2 SIDE
RLP03N06CLE 0.3A, 60V, 6 Ohm, ESD Rated, Current Limited, Voltage Clamped, Logic Level N-Channel Power MOSFETs(0.3A, 60V, 6Ω , ESD 額定,電流限制,電壓箝位,邏輯電平N溝道功率MOS場(chǎng)效應(yīng)管)
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RLF7030T-1R0N6R4 功能描述:固定電感器 1.0uH 6.4A RoHS:否 制造商:AVX 電感:10 uH 容差:20 % 最大直流電流:1 A 最大直流電阻:0.075 Ohms 工作溫度范圍:- 40 C to + 85 C 自諧振頻率:38 MHz Q 最小值:40 尺寸:4.45 mm W x 6.6 mm L x 2.92 mm H 屏蔽:Shielded 端接類型:SMD/SMT 封裝 / 箱體:6.6 mm x 4.45 mm
RLF7030T-1R0N6R4-PF 制造商:TDK 功能描述:Inductor SMD RLF7030 1uH 6,4A
RLF7030T-1R0N6R4-T 功能描述:1μH Shielded Wirewound Inductor 6.4A 8.76 mOhm Max Nonstandard 制造商:tdk corporation 系列:RLF-T 包裝:剪切帶(CT) 零件狀態(tài):有效 類型:繞線 材料 - 磁芯:鐵氧體 電感:1μH 容差:±30% 額定電流:6.4A 電流 - 飽和值:7.9A 屏蔽:屏蔽 DC 電阻(DCR):8.76 毫歐最大 不同頻率時(shí)的 Q 值:- 頻率 - 自諧振:- 等級(jí):AEC-Q200 工作溫度:-40°C ~ 125°C 頻率 - 測(cè)試:100kHz 安裝類型:表面貼裝 封裝/外殼:非標(biāo)準(zhǔn) 大小/尺寸:0.287" 長(zhǎng) x 0.268" 寬(7.30mm x 6.80mm) 高度 - 安裝(最大值):0.126"(3.20mm) 標(biāo)準(zhǔn)包裝:1
RLF7030T-1R5N6R1 功能描述:固定電感器 1.5uH 6.1A RoHS:否 制造商:AVX 電感:10 uH 容差:20 % 最大直流電流:1 A 最大直流電阻:0.075 Ohms 工作溫度范圍:- 40 C to + 85 C 自諧振頻率:38 MHz Q 最小值:40 尺寸:4.45 mm W x 6.6 mm L x 2.92 mm H 屏蔽:Shielded 端接類型:SMD/SMT 封裝 / 箱體:6.6 mm x 4.45 mm
RLF7030T-1R5N6R1-PF 制造商:TDK 功能描述:Inductor SMD RLF7030 1,5uH 6,1A