| 型号 | 下载 订购 | 功能描述 | 制造商 上传企业 | LOGO |
|---|---|---|---|---|
MAX20446 | Demonstrates Fail-Safe Operation 文件:112.19 Kbytes 页数:2 Pages | Maxim 美信 | Maxim | |
MAX20446 | 汽车级6通道背光照明驱动器,带Boost/SEPIC控制器和I2C接口 MAX20446为6通道背光驱动器,带boost控制器,适用于汽车显示屏。集成电流驱动,每路可支持高达120mA LED吸电流。器件采用4.5V至36V宽压输入范围,可承受汽车抛负载电压。\n\n 内部电流模式DC-DC开关控制器可配置成升压或SEPIC电路,工作在400kHz至2.2MHz频率范围。扩频功能有助于降低EMI。自适应输出电压控制最大程度地降低LED电流驱动通路的功耗。\n\n 器件具有I2C控制的PWM调光和混合调光,任何情况下最小脉宽均为500ns。可采用灯串相移调光,以降低EMI。\n\n 可通过I2C接口获取全面的诊断信息。\n\n • 宽压工作范围 \n• 启动后工作在低至4V \n• 支持高达52V抛负载\n\n\n• 高度集成 \n• 完备的6通道方案,包括Boost控制器 \n• I2C控制,最大程度减少器件数量\n\n\n• 高可靠、低EMI \n• 扩频振荡器 \n• 相移 \n• 400kHz至2.2MHz开关频率范围 \n• 失效保护工作模式,FSEN引脚\n\n\n• 多种调光方法,支持DIM输入或I2C调光或PWM调光 \n• 混合调光时,调光比大于10000:1 \n• PWM调光时,调光比为10000:1 @ 200Hz\n\n\n• 完备的诊断功能 vLED开路/短路检测和保护 \n• Boost; | ADI 亚德诺 | ADI | |
Automotive 6-Channel Backlight Driver with Boost/SEPIC Controller, Hybrid Dimming and I2C Interface 文件:1.24494 Mbytes 页数:47 Pages | Maxim 美信 | Maxim | ||
Demonstrates Cycle-by-Cycle Current Limit and Thermal-Shutdown Features 文件:1.10428 Mbytes 页数:14 Pages | Maxim 美信 | Maxim | ||
Automotive 6-Channel Backlight Driver with Boost/SEPIC Controller, Hybrid Dimming and I2C Interface 文件:1.24494 Mbytes 页数:47 Pages | Maxim 美信 | Maxim | ||
Automotive 6-Channel Backlight Driver with Boost/SEPIC Controller, Hybrid Dimming and I2C Interface 文件:1.24494 Mbytes 页数:47 Pages | Maxim 美信 | Maxim | ||
Demonstrates Cycle-by-Cycle Current Limit and Thermal-Shutdown Features 文件:1.10428 Mbytes 页数:14 Pages | Maxim 美信 | Maxim | ||
Demonstrates Cycle-by-Cycle Current Limit and Thermal-Shutdown Features 文件:1.10428 Mbytes 页数:14 Pages | Maxim 美信 | Maxim | ||
Demonstrates Cycle-by-Cycle Current Limit and Thermal-Shutdown Features 文件:672.29 Kbytes 页数:13 Pages | Maxim 美信 | Maxim | ||
Demonstrates Cycle-by-Cycle Current Limit and Thermal-Shutdown Features 文件:672.29 Kbytes 页数:13 Pages | Maxim 美信 | Maxim |
技术参数
- VIN (max)(V):
36
- Max. No. of LEDs:
44
- # LED Channels:
6
- Regulation Topology:
Inductor Based
- LED Configuration:
Series-Parallel
- ILED per Channel (max)(A):
0.13
- PWM Dimming Freq. (max)(kHz):
200
- Dimming Ratio (max):
20000
- Dimming Control:
Analog
- POUT(W):
32
- ICC (max)(mA):
10
- LED String Volt. (max)(V):
52
- Fxd. Freq.:
No
- Switching Frequency(kHz):
500
- Features:
LED Short Protection
- Tags:
Automotive
- EV Kit Available:
Yes
- RoHS Available:
Yes
- Industry Qualified:
Automotive - AECQ100
- Oper. Temp.(°C):
-40 to +125
- Package/ Pins:
TQFN-CU/24
- Smallest Available Pckg. (max w/pins)(mm2):
16.8
- Budgetary Price (See Notes):
$2.82 @1k
| 供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
|---|---|---|---|---|---|---|---|
MaximIntegrated |
24+ |
24-TQFN(4x4) |
66800 |
原厂授权一级代理,专注汽车、医疗、工业、新能源! |
询价 | ||
MAXIM/美信 |
24+ |
TQFN-CU |
25050 |
原厂支持公司优势现货 |
询价 | ||
Maxim Integrated |
24+ |
- |
39500 |
一级代理/放心采购 |
询价 | ||
Maxim |
25+ |
25000 |
原厂原包 深圳现货 主打品牌 假一赔百 可开票! |
询价 | |||
MAXIM/美信 |
23+ |
TQFN |
3000 |
一级代理原厂VIP渠道,专注军工、汽车、医疗、工业、 |
询价 | ||
Maxim(美信) |
23+ |
标准封装 |
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 | ||
Maxim(美信) |
24+ |
NA/ |
8735 |
原厂直销,现货供应,账期支持! |
询价 | ||
Maxim |
1563 |
只做正品 |
询价 | ||||
Analog Devices Inc./Maxim Inte |
25+ |
- |
9350 |
独立分销商 公司只做原装 诚心经营 免费试样正品保证 |
询价 | ||
Maxim(美信) |
23+ |
表面贴装型 |
15000 |
专业帮助客户找货 配单,诚信可靠! |
询价 |
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