MIC3291集成电路(IC)的LED驱动器规格书PDF中文资料

| 厂商型号 |
MIC3291 |
| 参数属性 | MIC3291 封装/外壳为8-VFDFN 裸露焊盘,8-MLF®;包装为卷带(TR);类别为集成电路(IC)的LED驱动器;MIC3291应用范围:背光;产品描述:IC LED DRIVER RGLTR 1.2A 8MLF |
| 功能描述 | 1.2MHz PWM White LED Driver with Internal Schottky Diode and Single-Wire Linear Brightness Control |
| 封装外壳 | 8-VFDFN 裸露焊盘,8-MLF® |
| 文件大小 |
830.81 Kbytes |
| 页面数量 |
17 页 |
| 生产厂商 | MICREL |
| 中文名称 | 麦瑞半导体 |
| 网址 | |
| 数据手册 | |
| 更新时间 | 2026-2-3 11:16:00 |
| 人工找货 | MIC3291价格和库存,欢迎联系客服免费人工找货 |
MIC3291规格书详情
General Description
The MIC3291 is a PWM switching boost regulator that is optimized for constant current white LED (WLED) driver applications. The MIC3291 features an internal Schottky diode, allowing an efficient DC/DC solution that requires only four external components.
特性 Features
• Single wire combines 16 level linear brightness and shutdown control
• 18V / 25V OVP options supports up to four and six WLEDs
• Startup in any one of 16 brightness levels
• Internal Schottky diode
• 2.5V to 6.5V input voltage
• 1.2MHz PWM operation
• Over 500mA switch current
• 250mV reference voltage
• ±5 LED current accuracy
• <1µA shutdown current
• UVLO and over-temperature protection
• Thin SOT23-6L package option
• 2mm × 2mm leadless MLF® package option
• –40°C to +125°C junction temperature range
Applications
• Mobile handsets
• LCD handset backlighting
• Digital cameras
• Portable media players/MP3 players
• Portable applications
产品属性
- 产品编号:
MIC3291-18YML-TR
- 制造商:
Microchip Technology
- 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:
1
- 电压 - 供电(最低):
2.5V
- 电压 - 供电(最高):
6.5V
- 电流 - 输出/通道:
1.2A(开关)
- 频率:
1.2MHz
- 应用:
背光
- 工作温度:
-40°C ~ 125°C(TJ)
- 安装类型:
表面贴装型
- 封装/外壳:
8-VFDFN 裸露焊盘,8-MLF®
- 供应商器件封装:
8-MLF®(2x2)
- 描述:
IC LED DRIVER RGLTR 1.2A 8MLF
| 供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
|---|---|---|---|---|---|---|---|
MICREL |
23+ |
NA |
3999 |
专做原装正品,假一罚百! |
询价 | ||
MICREL/麦瑞 |
23+ |
13000 |
原厂授权一级代理,专业海外优势订货,价格优势、品种 |
询价 | |||
MICREL/麦瑞 |
2023+ |
MLF8 |
15000 |
原厂全新正品旗舰店优势现货 |
询价 | ||
Microchip |
23+ |
8MLF |
8000 |
只做原装现货 |
询价 | ||
MICREL/麦瑞 |
23+ |
MLF8 |
50000 |
全新原装正品现货,支持订货 |
询价 | ||
MICROCHIP/微芯 |
23+ |
VDFN2x2 |
89630 |
当天发货全新原装现货 |
询价 | ||
Microchip |
25+ |
电联咨询 |
7800 |
公司现货,提供拆样技术支持 |
询价 | ||
MICREL |
22+ |
MLF8 |
20000 |
公司只做原装 品质保障 |
询价 | ||
Microchip |
22+ |
8MLF? |
9000 |
原厂渠道,现货配单 |
询价 | ||
MICROCHIP/微芯 |
25+ |
VDFN2x2 |
860000 |
明嘉莱只做原装正品现货 |
询价 |

