| 型号 | 下载 订购 | 功能描述 | 制造商 上传企业 | LOGO |
|---|---|---|---|---|
RT8510A | 43V, 4通道 LED 驱动器 RT8510A 是高效率的白光 LED 驱动器,设计用于使用 LED 阵列作为光源的 LCD 显示屏。它采用一个集成了开关的电流模式 Boost 转换器对4串并行连接的 LED 进行驱动,每串 LED 的数量可达 12 只。内置的吸入式电流源可提供最大 ±2% 的电流一致性误差以满足卓越的亮度一致性的需求。为了使电流源具有足够的操作余量,Boost 控制器对每个通道的电压反馈端进行监控并将其调节至最佳状态以使效率最大化。其输入电压范围为 4.2V~24V,输出电流范围为 10mA~80mA 可调。集成 200mΩ 内阻、43V 耐压功率开关的电流模式控制器具有逐周期过流保护功能。它还集 · 输入电压范围:4.2V~24V\n· 输出电压最高为 43V\n· 可调通道电流:10mA~80mA\n· 通道电流精度:±3%\n· 通道间电流一致性:±2%\n· PWM 调光信号频率:120Hz~30kHz\n· 可调工作频率范围:500kHz~2MHz\n· 内建软启动\n· 关机模式下 LED 处于断开状态\n· 电流源开路检测\n· 可调过压保护\n· 过热保护\n· 电流限制保护\n· 28引脚 WQFN 封装\n· 符合 RoHS 规范,不含卤素; | Richtek 立锜科技 | Richtek | |
12-Bit Sampling A/D Converters DESCRIPTION… The SP85XX Series are complete 12-bit sampling A/D converters using state–of–the–art CMOS structures. They contain a complete 12–bit successive approximation A/D converter with internal sample/hold, reference, clock, digital interface for microprocessor control, and three–state outpu 文件:167.57 Kbytes 页数:12 Pages | SIPEX | SIPEX | ||
12-Bit Sampling A/D Converters DESCRIPTION… The SP85XX Series are complete 12-bit sampling A/D converters using state–of–the–art CMOS structures. They contain a complete 12–bit successive approximation A/D converter with internal sample/hold, reference, clock, digital interface for microprocessor control, and three–state outpu 文件:167.57 Kbytes 页数:12 Pages | SIPEX | SIPEX | ||
12-Bit Sampling A/D Converters DESCRIPTION… The SP85XX Series are complete 12-bit sampling A/D converters using state–of–the–art CMOS structures. They contain a complete 12–bit successive approximation A/D converter with internal sample/hold, reference, clock, digital interface for microprocessor control, and three–state outpu 文件:167.57 Kbytes 页数:12 Pages | SIPEX | SIPEX |
技术参数
- Vin(min) (V):
4.2
- Vin(max) (V):
24
- SWFreq(typ) (kHz):
1000
- NumberofLEDs(max) (pcs):
48
- Iout(max)/channel (mA):
80
- Iq(typ) (mA):
2
- DimmingControl:
PWM
- Topology:
Boost
- Features:
Adjustable Frequency;Current Mode Control;Cycle-by-Cycle Current Limit;Enable Input;OCP;OVP;Stable with Ceramic Capacitor;UVP
- PackageType:
WQFN4x5-28
| 供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
|---|---|---|---|---|---|---|---|
RICHTEK/立锜 |
23+ |
QFN28 |
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 |
23+ |
QFN |
50000 |
全新原装正品现货,支持订货 |
询价 | ||
RICHTEK |
1925+ |
QFN |
700 |
一级代理,专注军工、汽车、医疗、工业、新能源、电力 |
询价 | ||
RICHTEK/立锜 |
23+ |
QFN |
89630 |
当天发货全新原装现货 |
询价 | ||
RICHTEK/立锜 |
25+ |
QFN |
880000 |
明嘉莱只做原装正品现货 |
询价 | ||
RICHTEK |
24+ |
QFN |
5000 |
全新原装正品,现货销售 |
询价 | ||
RICHTEK/立锜 |
18+ |
QFN |
192 |
原装现货 |
询价 | ||
RICHTEK/立锜 |
24+ |
QFN |
60000 |
全新原装现货 |
询价 | ||
RICHTEK |
24+ |
QFN |
12000 |
原装正品 假一罚十 可拆样 |
询价 | ||
RICHTEK/立锜 |
2450+ |
QFN |
8850 |
只做原装正品假一赔十为客户做到零风险!! |
询价 |
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