MAX1575中文资料PDF规格书
MAX1575规格书详情
General Description
The MAX1575 charge pump drives up to four white LEDs in the main display and up to two white LEDs in the sub-display with regulated constant current for uniform intensity. By utilizing adaptive 1x/1.5x chargepump modes and very-low-dropout current regulators, it achieves high efficiency over the full 1-cell lithium battery input voltage range. A 1MHz fixed-frequency switching allows for tiny external components, and the regulation scheme is optimized to ensure low EMI and low input ripple.
Features
♦ Powers Main and Sub-Display LEDs
♦ 85 Average Efficiency (PLED / PBATT) Over Li+
Battery Discharge
♦ 2 LED Current Matching
♦ Up to 30mA/LED Drive Capability
♦ Adaptive 1x/1.5x Mode Switchover
♦ Low Input Ripple and EMI
♦ Individual 5 to 100 Dimming Through
Single-Wire Serial Pulse Interface
♦ Low 0.1µA Shutdown Current
♦ 2.7V to 5.5V Supply Voltage Range
♦ Soft-Start Limits Inrush Current
♦ Output-Overvoltage Protection
♦ Thermal-Shutdown Protection
♦ 16-Pin Thin QFN 4mm x 4mm Package
Applications
Cell Phones with Main and Sub-Displays
PDAs/Smart Phones with Up to Six White LEDs
产品属性
- 产品编号:
MAX1575ETE+G104
- 制造商:
Analog Devices Inc./Maxim Integrated
- 类别:
集成电路(IC) > LED 驱动器
- 包装:
管件
- 类型:
DC DC 稳压器
- 拓扑:
开关电容器(充电泵)
- 内部开关:
是
- 输出数:
6
- 电压 - 供电(最低):
2.7V
- 电压 - 供电(最高):
5.5V
- 电压 - 输出:
5V
- 电流 - 输出/通道:
30mA
- 频率:
1MHz
- 调光:
多阶
- 应用:
背光
- 工作温度:
-40°C ~ 85°C(TA)
- 安装类型:
表面贴装型
- 封装/外壳:
16-WQFN 裸露焊盘
- 供应商器件封装:
16-TQFN(4x4)
- 描述:
IC LED DRV RGLT MULT-STEP 16TQFN
供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
---|---|---|---|---|---|---|---|
MAXIM |
23+ |
QFN |
20000 |
全新原装假一赔十 |
询价 | ||
MAXIM |
2020+ |
QFN |
80000 |
只做自己库存,全新原装进口正品假一赔百,可开13%增 |
询价 | ||
Maxim |
20+ |
na |
65790 |
原装优势主营型号-可开原型号增税票 |
询价 | ||
MAXIM/美信 |
23+ |
NA/ |
400 |
优势代理渠道,原装正品,可全系列订货开增值税票 |
询价 | ||
MAXIM |
0429+ |
QFN |
2500 |
一级代理,专注军工、汽车、医疗、工业、新能源、电力 |
询价 | ||
MAXIM/美信 |
2022+ |
TQFN-16 |
6900 |
原厂原装,假一罚十 |
询价 | ||
MAX |
QFN |
23+ |
8000 |
终端免费提供样品 可开13%增值税发票 |
询价 | ||
MAXIM/美信 |
23+ |
QFN |
180 |
大批量供应优势库存热卖 |
询价 | ||
MAXIM/美信 |
22+ |
QFN |
9852 |
只做原装正品现货,或订货假一赔十! |
询价 | ||
Maxim(美信) |
23+ |
NA |
6000 |
原厂原装现货订货价格优势终端BOM表可配单提供样品 |
询价 |