SC445中文资料150mA 4-strings高效集成驱动器LED数据手册Semtech规格书

| 厂商型号 |
SC445 |
| 参数属性 | SC445 封装/外壳为20-TSSOP(0.173",4.40mm 宽)裸露焊盘;包装为卷带(TR);类别为集成电路(IC)的LED驱动器;产品描述:IC LED DRVR RGLTR PWM 20TSSOP |
| 功能描述 | 150mA 4-strings高效集成驱动器LED |
| 封装外壳 | 20-TSSOP(0.173",4.40mm 宽)裸露焊盘 |
| 制造商 | Semtech SEMTECH ELECTRONICS LTD. |
| 中文名称 | 先之科 先之科半导体科技(东莞)有限公司 |
| 数据手册 | |
| 更新时间 | 2025-11-24 20:00:00 |
| 人工找货 | SC445价格和库存,欢迎联系客服免费人工找货 |
SC445规格书详情
描述 Description
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特性 Features
·Wide input voltage range from 4.5V to 27V
·Sustain fast Vin fluctuation up to 5v/μs
·42V maximum output voltage
·Drives up to 40 WLEDs in 4 strings
·Programmable LED current for up to 150mA per string
·+/- 2% string-to-string current matching
·Up to 90% efficiency
·Wide 0.2% to 100% PWM dimming range
·Enable analog dimming
·Integrated 3.0A power switch
·700KHz switching frequency for small size
·Adjustable OVP for cost-effective output cap selection
·Open/short LED protection
·Short LED protection enable/disable
·Thermal protection with auto-recovery
·Thermally enhanced TSSOP-20 EDP package
·Lead-free, Halogen-Free and WeEE/RoHS Compliant
应用 Application
·Medium-sized LCD panel
·Notebook Display
·Automotive Car Navigation Display
·Sub-Notebook and Tablet Computer Displays
·Portable Media Players
技术参数
- 产品编号:
SC445TETRT
- 制造商:
Semtech Corporation
- 类别:
集成电路(IC) > LED 驱动器
- 包装:
卷带(TR)
- 类型:
DC DC 稳压器
- 拓扑:
升压
- 内部开关:
是
- 输出数:
4
- 电压 - 供电(最低):
4.5V
- 电压 - 供电(最高):
27V
- 电压 - 输出:
42V
- 电流 - 输出/通道:
150mA
- 频率:
700kHz
- 调光:
模拟,PWM
- 安装类型:
表面贴装型
- 封装/外壳:
20-TSSOP(0.173",4.40mm 宽)裸露焊盘
- 供应商器件封装:
20-TSSOP-EP
- 描述:
IC LED DRVR RGLTR PWM 20TSSOP
| 供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
|---|---|---|---|---|---|---|---|
SEMTECH |
24+ |
NA/ |
10365 |
优势代理渠道,原装正品,可全系列订货开增值税票 |
询价 | ||
ZLG |
24+ |
原厂原封可拆样 |
65258 |
百分百原装现货,实单必成 |
询价 | ||
SEMTECH |
1408+ |
TSSOP-20 |
65 |
一级代理,专注军工、汽车、医疗、工业、新能源、电力 |
询价 | ||
SEMTECH/升特 |
2450+ |
TSSOP20 |
9485 |
只做原装正品现货或订货假一赔十! |
询价 | ||
ZLG/致远 |
25+ |
SMD |
860000 |
明嘉莱只做原装正品现货 |
询价 | ||
SEMTECH/美国升特 |
1408+ |
TSSOP-20 |
724 |
询价 | |||
ZLG |
22+ |
SMD |
20 |
只做原装正品 |
询价 | ||
ZLG |
23+ |
SMD |
8000 |
只做原装现货 |
询价 | ||
ZLG |
24+ |
SMD |
18000 |
原装正品 有挂有货 假一赔十 |
询价 | ||
ZLG/致远 |
24+ |
SMD |
60100 |
郑重承诺只做原装进口现货 |
询价 |

