型号 | 下载 订购 | 功能描述 | 制造商 上传企业 | LOGO |
---|---|---|---|---|
RT8055 | 3A, 2MHz, Synchronous Step-Down Converter General Description The RT8055 is a high efficiency synchronous, step-down DC/DC converter. Its input voltage range is from 2.6V to 5.5V and provides an adjustable regulated output voltage from 0.8V to 5V while delivering up to 3A of output current. The internal synchronous low on-resistance po 文件:324.81 Kbytes 页数:14 Pages | RichTek 立锜科技 | RichTek | |
RT8055 | 3A, 2MHz 同步降压型 DC/DC 转换器 RT8055为高效率的同步整流降压型DC/DC转换器,输入电压范围从2.6V至5.5V,输出可调范围0.8V至5V,输出电流至3A。内建的同步低导通阻的功率开关,增进了整体效率并减少了需要外加萧特基二极管的必要性。切换频率可由外部电阻进行设计。藉由近100%占空比的操作提供了低压差转换的应用可有效延长掌上型装置的电池使用寿命。电流模式操作与外部的补偿机制可因应大范围的输出电容与负载变化的瞬时响应进行优化的补偿。RT8055强制操作在连续的PWM模式,大幅降低电压纹波值与RF噪声所造成的干扰。RT8055采用WDFN-10L 3x3与SOP-8 (裸露焊盘)的封装规格。 • 效率达95% \n• 可设计的操作频率 : 300kHz 至 2MHz\n• 0.8V 的参考电压允许低电压输出\n• 100% 的占空比操作\n• 符合RoHS规范与无卤特性; | Richtek 立锜科技 | Richtek | |
3A, 2MHz, Synchronous Step-Down Converter General Description The RT8055B is a high efficiency synchronous, step-down DC/DC converter. Its input voltage range is from 2.6V to 5.5V and provides an adjustable regulated output voltage from 0.8V to 5V while delivering up to 3A of output current. The internal synchronous low on-resistance p 文件:173.63 Kbytes 页数:13 Pages | RichTek 立锜科技 | RichTek | ||
丝印:JN=**;Package:WDFN-103x3;3A, 2MHz, Synchronous Step-Down Converter General Description The RT8055 is a high efficiency synchronous, step-down DC/DC converter. Its input voltage range is from 2.6V to 5.5V and provides an adjustable regulated output voltage from 0.8V to 5V while delivering up to 3A of output current. The internal synchronous low on-resistance po 文件:324.81 Kbytes 页数:14 Pages | RichTek 立锜科技 | RichTek | ||
丝印:JN**;Package:WDFN-103x3;3A, 2MHz, Synchronous Step-Down Converter General Description The RT8055 is a high efficiency synchronous, step-down DC/DC converter. Its input voltage range is from 2.6V to 5.5V and provides an adjustable regulated output voltage from 0.8V to 5V while delivering up to 3A of output current. The internal synchronous low on-resistance po 文件:324.81 Kbytes 页数:14 Pages | RichTek 立锜科技 | RichTek | ||
3A, 2MHz 同步降压型 DC/DC 转换器 RT8055B为高效率的同步整流降压型DC/DC转换器,输入电压范围从2.6V至5.5V,输出可调范围0.8V至5V,输出电流至3A。内建的同步低导通阻的功率开关,增进了整体效率并减少了需要外加萧特基二极管的必要性。切换频率可由外部电阻进行设计。藉由近100%占空比的操作提供了低压差转换的应用可有效延长掌上型装置的电池使用寿命。电流模式操作与外部的补偿机制可因应大范围的输出电容与负载变化的瞬时响应进行优化的补偿。RT8055B强制操作在连续的PWM模式,大幅降低电压纹波值与RF噪声所造成的干扰。RT8055B采用WDFN-10L 3x3的封装规格。 • 效率达95% \n• 可设计的操作频率 : 300kHz 至 2MHz\n• 0.8V 的参考电压允许低电压输出\n• 100% 的占空比操作\n• 输出电压电源良好信号指示\n• 符合RoHS规范与无卤特性; | Richtek 立锜科技 | Richtek | ||
Package:10-WFDFN 裸露焊盘;包装:卷带(TR)剪切带(CT)Digi-Reel® 得捷定制卷带 功能:降压 类别:集成电路(IC) 稳压器 - DC-DC 开关稳压器 描述:IC REG BUCK ADJUSTABLE 3A 10WDFN | Richtek USA Inc. | Richtek USA Inc. | ||
Package:10-WFDFN 裸露焊盘;包装:卷带(TR) 功能:降压 类别:集成电路(IC) 稳压器 - DC-DC 开关稳压器 描述:IC REG BUCK ADJUSTABLE 3A 10WDFN | Richtek USA Inc. | Richtek USA Inc. | ||
Package:10-WFDFN 裸露焊盘;包装:卷带(TR)剪切带(CT)Digi-Reel® 得捷定制卷带 功能:降压 类别:集成电路(IC) DC DC 开关稳压器 描述:IC REG BUCK ADJUSTABLE 3A 10WDFN | Richtek USA Inc. | Richtek USA Inc. |
技术参数
- Vin(min)(V):
2.6
- Vin(max)(V):
5.5
- Number of Outputs:
1
- Vout(min)(V):
0.8
- Vout(max)(V):
5
- Output Adj. Method:
Resistor
- Iout(max)(A):
3
- Current Limit(typ)(A):
4
- Freq(typ)(kHz):
1800
- Freq(min)(kHz):
300
- Freq(max)(kHz):
2000
- Ext Sync:
No
- Ron_HS(typ)(mOhm):
100
- Ron_LS(typ)(mOhm):
100
- Iq(typ)(mA):
0.5
- Features:
100% Duty Cycle;Adjustable Frequency;Current Mode Control;Force PWM;OCP;Stable with Ceramic Capacitor;UVP
- Package Type:
PSOP-8;WDFN3x3-10
供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
---|---|---|---|---|---|---|---|
立琦 |
23+ |
NA |
4513 |
专业电子元器件供应链正迈科技特价代理特价,原装元器件供应,支持开发样品 |
询价 | ||
RICHTEK/立锜 |
24+ |
WDFN3X3-10 |
78748 |
原装正品现货供应 |
询价 | ||
立琦 |
ROHS+Original |
NA |
4513 |
专业电子元器件供应链/QQ 350053121 /正纳电子 |
询价 | ||
RICHTEK |
24+ |
WDFN3X3-1 |
36500 |
原装现货/放心购买 |
询价 | ||
RICHTEK/立锜 |
22+ |
WDFN |
18000 |
原装正品 |
询价 | ||
RICHTEK |
17+ |
QFN |
6200 |
100%原装正品现货 |
询价 | ||
RICHTEK |
25+ |
QFN |
541 |
百分百原装正品 真实公司现货库存 本公司只做原装 可 |
询价 | ||
RICHTEK |
2016+ |
QFN10 |
2500 |
只做原装,假一罚十,公司可开17%增值税发票! |
询价 | ||
原装RICHTEK |
19+ |
QFN |
20000 |
原装现货假一罚十 |
询价 | ||
RichtekUSAInc. |
24+ |
10-WDFN(3x3) |
66800 |
原厂授权一级代理,专注汽车、医疗、工业、新能源! |
询价 |
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