AS3644数据手册集成电路（IC）的LED驱动器规格书PDF
AS3644规格书详情
描述 Description
The AS3644 is an inductive high efficient DC-DC step-up converter driving one current source. It operates at a fixed frequency of 4MHz and includes a soft startup to allow easy integration into noise sensitive RF systems. The current source operates in flash/torch/assist (video/autofocus) and indicator mode. The AS3644 includes flash timer, overvoltage, overtemperature, undervoltage and LED short circuit protection functions.
特性 Features
·4MHz fixed frequency DC-DC
·Small chip-scale package
·Overvoltage, overtemperature, undervoltage and LED short circuit protection functions
应用 Application
·Smallest size LED flash solution for mobile phones
技术参数
- 制造商编号
：AS3644
- 生产厂家
：ams-OSRAM
- DC-DC Frequency [MHz]
：4
- Performance (ILed Max.) [mA]
：320
- - [Vout Max.]
：5.5
- LED Channels [Curr. Sinks]
：1
- - [Curr. Source]
：High-side
- - [Flash LEDs]
：1
- - [Indicator LED]
：Flash LED
- Interfaces [I²C]
：Yes
- Safety Features [TimeOut]
：Yes
- Package
：WL-CSP-6 (1.5x1.1)-0.5p
| 供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
|---|---|---|---|---|---|---|---|
AMS/艾迈斯 |
24+ |
NA/ |
7704 |
原装现货,当天可交货,原型号开票 |
询价 | ||
AMS |
2016+ |
BGA |
6000 |
只做原装,假一罚十,公司可开17%增值税发票! |
询价 | ||
AMS |
25+ |
WLP |
4454 |
原装正品,欢迎来电咨询! |
询价 | ||
ams |
20+ |
na |
65790 |
原装优势主营型号-可开原型号增税票 |
询价 | ||
AUSTRIAMICROSYSTEMS |
24+ |
BGA6 |
990000 |
明嘉莱只做原装正品现货 |
询价 | ||
AMS |
21+ |
6-UFBGA |
34955 |
原装现货假一赔十 |
询价 | ||
ams |
23+ |
6-UFBGA,WLCSP |
7300 |
专注配单,只做原装进口现货 |
询价 | ||
AMS/艾迈斯 |
21+ |
WLP |
120000 |
长期代理优势供应 |
询价 | ||
ANGSEMI |
23+ |
BGA |
5000 |
原厂授权代理,海外优势订货渠道。可提供大量库存,详 |
询价 | ||
AMS/艾迈斯 |
2223+ |
BGA-6 |
26800 |
只做原装正品假一赔十为客户做到零风险 |
询价 |
