首页>MAX8631YETI>规格书详情
MAX8631YETI中文资料PDF规格书
厂商型号 |
MAX8631YETI |
参数属性 | MAX8631YETI 封装/外壳为28-WFQFN 裸露焊盘;包装为卷带(TR);类别为集成电路(IC) > LED 驱动器;MAX8631YETI应用范围:背光,照相机闪光灯;产品描述:IC LED DRV RGLTR SGL WR 28TQFN |
功能描述 | 1x/1.5x/2x White LED Charge Pump with Two LDOs in 4mm x 4mm Thin QFN |
文件大小 |
399.16 Kbytes |
页面数量 |
16 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 | 2024-5-22 13:38:00 |
MAX8631YETI规格书详情
General Description
The MAX8631X/Y charge pump drives up to eight white LEDs with regulated constant current for uniform intensity. The main group of LEDs (M1–M4) can be driven up to 30mA per LED for backlighting. The flash group of LEDs (F1–F4) is independently controlled and can be driven up to 100mA per LED (or 400mA total). Two 200mA LDOs are on-board to provide power for camera functions. The LDOs’ output voltages are pin-programmable to meet different camera-module requirements. By utilizing adaptive 1x/1.5x/2x charge-pump modes and very-low-dropout current regulators, the MAX8631X/Y achieves high efficiency over the full 1-cell lithium-battery voltage range. The 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 Up to 8 LEDs
Up to 30mA/LED Drive for Backlight
Up to 400mA Total Drive for Flash
♦ Two Internal Low-Noise 200mA LDOs
♦ 94 Max/85 Avg Efficiency (PLED/PBATT) over Li+ Battery Discharge
♦ 0.2 Typical LED Current Matching
♦ Adaptive 1x/1.5x/2x Mode Switchover
♦ Single-Wire Serial Pulse Interface for Brightness Control (32 Steps)
♦ Thermal TA Derating Function
♦ Low Input Ripple and EMI
♦ 2.7V to 5.5V Supply Voltage Range
♦ Soft-Start, Overvoltage, and Thermal-Shutdown Protection
♦ 28-Pin Thin QFN, 4mm x 4mm Package
Applications
Camera Phones and Smartphones
Backlighting and Flash
PDAs, Digital Cameras, and Camcorders
产品属性
- 产品编号:
MAX8631YETI+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:
开关电容器(充电泵)
- 内部开关:
是
- 输出数:
8 + 2LDOs
- 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,100mA(闪存)
- 频率:
1MHz
- 调光:
单线
- 应用:
背光,照相机闪光灯
- 工作温度:
-40°C ~ 85°C(TA)
- 安装类型:
表面贴装型
- 封装/外壳:
28-WFQFN 裸露焊盘
- 供应商器件封装:
28-TQFN(4x4)
- 描述:
IC LED DRV RGLTR SGL WR 28TQFN
供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
---|---|---|---|---|---|---|---|
MAXIM/美信 |
20+ |
QFN |
9850 |
只做原装正品假一赔十为客户做到零风险!! |
询价 | ||
MAXIM |
2023+ |
QFN28 |
5800 |
进口原装,现货热卖 |
询价 | ||
Maxim |
23+ |
28TQFN |
9000 |
原装正品,支持实单 |
询价 | ||
MAX |
2305+ |
原厂封装 |
12500 |
15年芯片行业经验/只供原装正品:0755-83267371邹小姐 |
询价 | ||
MAXIM |
07+ |
QFN-20 |
323 |
门市原装现货!支持实单,一片起卖! |
询价 | ||
Maxim/MaximIntegrated/美信半导 |
21+ |
QFN-28 |
22493 |
优势代理渠道,原装正品,可全系列订货开增值税票 |
询价 | ||
MAXIM |
23+ |
QFN |
140 |
无铅房间现货 |
询价 | ||
MAXIM/美信 |
21+ |
28QFN |
50000 |
终端可免费提供样品,欢迎咨询 |
询价 | ||
MAXIM |
20+/21+ |
QFN |
4520 |
全新原装,特价热卖!! |
询价 | ||
MAXIM |
2023+ |
QFN-20 |
50000 |
原装现货 |
询价 |