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MAX8831EWE+T中文资料PDF规格书
厂商型号 |
MAX8831EWE+T |
参数属性 | MAX8831EWE+T 封装/外壳为16-WFBGA,WLBGA;包装为卷带(TR);类别为集成电路(IC) > LED 驱动器;MAX8831EWE+T应用范围:背光;产品描述:IC LED DRVR RGLTR I2C 16WLP |
功能描述 | High-Efficiency, White LED Step-Up Converter with I2C Interface in 2mm x 2mm WLP |
文件大小 |
422.62 Kbytes |
页面数量 |
27 页 |
生产厂商 | MaximIntegrated |
企业简称 |
Maxim【美信半导体】 |
中文名称 | 美信半导体官网 |
原厂标识 | |
数据手册 | |
更新时间 | 2024-6-1 23:00:00 |
MAX8831EWE+T规格书详情
General Description
The MAX8831 integrates a 60mA, 28V PWM DC-DC step-up converter with five low-dropout LED current regulators for display and keypad backlighting in cell phones, PDAs, and other portable devices. The IC provides up to 90 efficiency over the entire input voltage range of 2.7V to 5.5V. The step-up converter operates at a fixed 2MHz switching frequency, enabling the use of very small external components to achieve a compact circuit area. For improved efficiency, the step-up converter automatically transitions to pulse-skipping mode at light loads.
Benefits and Features
• Highly Integrated 28V Step-Up DC-DC Converter with Programmable Functionality Lowers System Cost
• Integrated NMOS Power Switch
• Two 25mA Regulators for Display Backlighting
• I2C-Programmable 50µA to 25.25mA Output Current
• 128-Step Logarithmic Dimming
• Individually Programmable Ramp (Up/Down) Timers
• Low Dropout (200mV max)
• Three 5mA Current Regulators for Keypad Lighting with I2C-Programmable 50µA to 5.0mA Output Current
• 32-Step Logarithmic Dimming
• Individually Programmable Ramp (Up/Down) Timers
• Individual Blink Rate and Duty Cycle Timers
• Low Dropout (150mV max)
• I2C Programmable Compatible with 1.8V Logic
• Protection Features Increase Reliability
• Open/Short LED and Open-Circuit Diode Detection
• Thermal-Shutdown and Output Overvoltage Protection
• High Efficiency and Low Shutdown Current Extend Battery Life
• > 90 Efficiency
• Pulse Skipping for Improved Light-Load Efficiency
• Ultra-Low 0.1µA Shutdown Current
• Small Solution Size Saves Board Space
• Tiny 2mm x 2mm, 16-Bump WLP Package
• 2MHz Switching Frequency Allows Use of Tiny External Components
Applications
Cell Phones
PDAs
Smartphones
产品属性
- 产品编号:
MAX8831EWE+T
- 制造商:
Analog Devices Inc./Maxim Integrated
- 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:
5
- 电压 - 供电(最低):
1.6V
- 电压 - 供电(最高):
5.5V
- 电流 - 输出/通道:
5mA,25mA
- 频率:
2MHz
- 调光:
I²C
- 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-WFBGA,WLBGA
- 供应商器件封装:
16-WLP
- 描述:
IC LED DRVR RGLTR I2C 16WLP
供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
---|---|---|---|---|---|---|---|
MAXIM/美信 |
23+ |
NA/ |
659 |
优势代理渠道,原装正品,可全系列订货开增值税票 |
询价 | ||
MAXIM |
2020+ |
WLP |
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 | ||
MAX |
WLP |
8699 |
集团化配单-有更多数量-免费送样-原包装正品现货-正规 |
询价 | |||
MAXIM |
22+23+ |
WLP |
13112 |
绝对原装正品全新进口深圳现货 |
询价 | ||
MAXIM/美信 |
22+ |
WLP |
9800 |
只做原装正品假一赔十!正规渠道订货! |
询价 | ||
MaximIntegratedProducts |
2022 |
ICLEDDRIVRWHITEBCKLGT16- |
5058 |
原厂原装正品,价格超越代理 |
询价 | ||
MAXIM/美信 |
WLP |
265209 |
假一罚十原包原标签常备现货! |
询价 | |||
MAXIM-美信 |
24+25+/26+27+ |
16-BGA |
9328 |
一一有问必回一特殊渠道一有长期订货一备货HK仓库 |
询价 | ||
MAXIM |
19+ |
BGA16 |
256800 |
原厂代理渠道,每一颗芯片都可追溯原厂; |
询价 | ||
MAXIM/美信 |
23+ |
WLP |
20000 |
原装正品 欢迎咨询 |
询价 |