型号 | 下载 订购 | 功能描述 | 制造商 上传企业 | LOGO |
---|---|---|---|---|
RT6575D | Dual-Channel Synchronous DC-DC Step-Down Controller with 5V/3.3V LDOs General Description The RT6575C/D is a dual-channel step-down controller generating supply voltages for battery-powered systems. It includes two Pulse-Width Modulation (PWM) controllers adjustable from 2V to 5.5V, and two fixed 5V/3.3V linear regulators. Each linear regulator provides up to 1 文件:282.11 Kbytes 页数:22 Pages | RichTek 立锜科技 | RichTek | |
丝印:5X;Package:WQFN-20L;Dual-Channel Synchronous DC-DC Step-Down Controller with 5V/3.3V LDOs General Description The RT6575C/D is a dual-channel step-down controller generating supply voltages for battery-powered systems. It includes two Pulse-Width Modulation (PWM) controllers adjustable from 2V to 5.5V, and two fixed 5V/3.3V linear regulators. Each linear regulator provides up to 1 文件:282.11 Kbytes 页数:22 Pages | RichTek 立锜科技 | RichTek | ||
RT6575D | 含 5V/3.3V 线性稳压器的双通道同步 Buck 控制器 RT6575C/D 是双通道 Buck 控制器,用于为电池供电的系统生成稳定的电压。其中包含两组输出电压 2V~5.5V 可调的 PWM 控制器和两组恒定 5V/3.3V 输出的线性稳压器,每组线性稳压器可输出最大 100mA 的电流,3.3V 线性稳压器在输出电流低于 35mA 时的稳压精度可达 1%。它还包含了一个可用于外部电荷泵电路的振荡器输出,具有集成化的上电时序控制功能、内部软起动功能和防止关机以后出现负压的输出软放电功能。由于采用恒定电流纹波的 PWM 控制技术,它在工作时无需使用电流检测电阻,对付再瞬变具有 100ns 的响应速度。为了获得最高的转换效率,RT6575C/ • 支持轻薄型笔记本电脑的连接待机模式\n• PWM 最大责任周期 > 98%\n• 双通道可调节输出:►CH1:2V~5.5V ►CH2:2V~4V\n• 3.3V LDO 输出精度达1%\n• 支持音频避开模式(ASM)\n• 内部软启动和软放电\n• 独立控制器使能控制\n• 非锁定的 UVLO\n• Power Good 指示; | Richtek 立锜科技 | Richtek | |
High Efficiency Single Synchronous DC-DC Step-Down Controller with 5V LDO General Description RT6575K is a single-channel step-down controller generating supply voltage for battery-powered systems. It includes a Pulse-Width Modulation (PWM) controller adjustable from 2V to 5.5V, and a fixed 5V linear regulator. The linear regulator provides up to 100mA output curr 文件:963.02 Kbytes 页数:23 Pages | RichTek 立锜科技 | RichTek | ||
SunRunner® Short Flange Cable Clips 文件:149.17 Kbytes 页数:1 Pages | Heyco | Heyco | ||
SURFACE MOUNT BIDIRECTIONAL TRANSIENT VOLTAGE SUPPRESSOR 文件:73.52 Kbytes 页数:4 Pages | EIC | EIC |
技术参数
- Vin(min)(V):
5
- Vin(max)(V):
25
- Vout(min)(V):
2
- Vout(max)(V):
5.5
- Output Adj. Method:
Resistor
- Accuracy(+/- %):
1
- Freq(typ)(kHz):
300;355
- Iq(typ)(mA):
0.42
- Ext Sync:
Yes
- Features:
Adjustable Current Limit;Built-in Bootstrap Switch;COT Control;Cycle-by-Cycle Current Limit;Enable Input;Fast Transient Response;OCP;OVP;Power Good;UVP;Ultrasonic Mode Control
- Package Type:
WQFN3x3-20
供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
---|---|---|---|---|---|---|---|
RICHTEK/立锜 |
23+ |
QFN20 |
11200 |
原厂授权一级代理、全球订货优势渠道、可提供一站式BO |
询价 | ||
RICHTEK/立锜 |
18+ |
QFN |
26613 |
原盘现货/1500 |
询价 | ||
RICHTEK |
20+ |
QFN |
19570 |
原装优势主营型号-可开原型号增税票 |
询价 | ||
RICHTEK |
24+ |
QFN |
9860 |
一级代理/全新现货/长期供应! |
询价 | ||
RICHTEK/立锜 |
2447 |
QFN |
100500 |
一级代理专营品牌!原装正品,优势现货,长期排单到货 |
询价 | ||
RICHTEK/立锜 |
21+ |
QFN |
1574 |
询价 | |||
Richtek(立崎) |
23+ |
NA |
26094 |
10年以上分销经验原装进口正品,做服务型企业 |
询价 | ||
RICHTEK/立锜 |
21+ |
QFN |
10000 |
全新原装 公司现货 价格优 |
询价 | ||
RICHTEK/立锜 |
16+ |
QFN |
2824 |
原装/现货 |
询价 | ||
RICHTEK/立锜 |
23+ |
QFN |
8160 |
原厂原装 |
询价 |
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