| 型號(hào) | 下載 訂購 | 功能描述 | 制造商 上傳企業(yè) | LOGO |
|---|---|---|---|---|
MAX25512 | Demonstrates Robustness of MAX25512 文件:859.97 Kbytes 頁數(shù):16 Pages | MAXIM 美信 | MAXIM | |
MAX25512 | I2C控制的4通道低壓120mA LED背光驅(qū)動(dòng)器,帶集成升壓轉(zhuǎn)換器 MAX25512為四通道白光LED背光驅(qū)動(dòng)器,內(nèi)部集成電流模式升壓(boost)轉(zhuǎn)換器,工作在400kHz至2.2MHz開關(guān)頻率范圍,并采用擴(kuò)頻技術(shù)。用戶可選則輸出通道移相工作,以進(jìn)一步降低電磁干擾(EMI)。\n\n 器件可為每通道提供高達(dá)120mA的電流,并提供一路用于驅(qū)動(dòng)外部nMOS開關(guān)的控制輸出。啟動(dòng)后,能夠工作在低至3V電壓。\n\n MAX25512具有一個(gè)I2C接口,提供非常靈活的控制和診斷功能。\n\n MAX25512采用小尺寸TQFN封裝,工作在-40°C至+125°C溫度范圍。 ? 啟動(dòng)后,可工作在低至3V的電池電壓 \n? Boost轉(zhuǎn)換器支持較寬的占空比工作,允許低壓輸入\n\n \n? Boost或SEPIC電流模式DC/DC控制器 \n? 400kHz至2.2MHz工作頻率范圍\n? 支持?jǐn)U頻模式\n? 可同步外部時(shí)鐘\n\n \n? LED驅(qū)動(dòng)電流 \n? 每路提供高達(dá)120mA的輸出電流\n? 較低的OUT_調(diào)節(jié)電壓,實(shí)現(xiàn)最佳效率\n? 可選擇輸出相移\n\n \n? I2C控制,增強(qiáng)靈活性\n? 16667:1調(diào)光比 @ 200Hz\n? NTC輸入,高溫下實(shí)現(xiàn)LED折返式限流\n? 支持混合調(diào)光\n? 支持可編程自動(dòng)漸變調(diào)光\n? 利用I2C和FLTB; | ADI 亞德諾 | ADI | |
I2C-Controlled 4-Channel Low- Voltage 120mA LED Backlight Driver with Integrated Boost Converter Benefits and Features ?Operates down to 3V on Battery Input after Startup ?Wide Boost Duty Cycle to Support Low InputVoltage ?Boost or SEPIC Current-Mode DC-DC Controller ?400kHz to 2.2MHz Operating Frequency Range ?Spread Spectrum Available ?Ability to Synchronize to an External Clock ?LED 文件:1.36993 Mbytes 頁數(shù):42 Pages | AD 亞德諾 | AD | ||
I2C-Controlled 4-Channel Low- Voltage 120mA LED Backlight Driver with Integrated Boost Converter Benefits and Features ?Operates down to 3V on Battery Input after Startup ?Wide Boost Duty Cycle to Support Low InputVoltage ?Boost or SEPIC Current-Mode DC-DC Controller ?400kHz to 2.2MHz Operating Frequency Range ?Spread Spectrum Available ?Ability to Synchronize to an External Clock ?LED 文件:1.36993 Mbytes 頁數(shù):42 Pages | AD 亞德諾 | AD | ||
I2C-Controlled 4-Channel Low- Voltage 120mA LED Backlight Driver with Integrated Boost Converter Benefits and Features ?Operates down to 3V on Battery Input after Startup ?Wide Boost Duty Cycle to Support Low InputVoltage ?Boost or SEPIC Current-Mode DC-DC Controller ?400kHz to 2.2MHz Operating Frequency Range ?Spread Spectrum Available ?Ability to Synchronize to an External Clock ?LED 文件:1.36993 Mbytes 頁數(shù):42 Pages | AD 亞德諾 | AD | ||
I2C-Controlled 4-Channel Low- Voltage 120mA LED Backlight Driver with Integrated Boost Converter Benefits and Features ?Operates down to 3V on Battery Input after Startup ?Wide Boost Duty Cycle to Support Low InputVoltage ?Boost or SEPIC Current-Mode DC-DC Controller ?400kHz to 2.2MHz Operating Frequency Range ?Spread Spectrum Available ?Ability to Synchronize to an External Clock ?LED 文件:1.36993 Mbytes 頁數(shù):42 Pages | AD 亞德諾 | AD | ||
I2C-Controlled 4-Channel Low- Voltage 120mA LED Backlight Driver with Integrated Boost Converter Benefits and Features ?Operates down to 3V on Battery Input after Startup ?Wide Boost Duty Cycle to Support Low InputVoltage ?Boost or SEPIC Current-Mode DC-DC Controller ?400kHz to 2.2MHz Operating Frequency Range ?Spread Spectrum Available ?Ability to Synchronize to an External Clock ?LED 文件:1.36993 Mbytes 頁數(shù):42 Pages | AD 亞德諾 | AD | ||
I2C-Controlled 4-Channel Low- Voltage 120mA LED Backlight Driver with Integrated Boost Converter Benefits and Features ?Operates down to 3V on Battery Input after Startup ?Wide Boost Duty Cycle to Support Low InputVoltage ?Boost or SEPIC Current-Mode DC-DC Controller ?400kHz to 2.2MHz Operating Frequency Range ?Spread Spectrum Available ?Ability to Synchronize to an External Clock ?LED 文件:1.36993 Mbytes 頁數(shù):42 Pages | AD 亞德諾 | AD | ||
I2C-Controlled 4-Channel Low- Voltage 120mA LED Backlight Driver with Integrated Boost Converter Benefits and Features ?Operates down to 3V on Battery Input after Startup ?Wide Boost Duty Cycle to Support Low InputVoltage ?Boost or SEPIC Current-Mode DC-DC Controller ?400kHz to 2.2MHz Operating Frequency Range ?Spread Spectrum Available ?Ability to Synchronize to an External Clock ?LED 文件:1.36993 Mbytes 頁數(shù):42 Pages | AD 亞德諾 | AD | ||
I2C-Controlled 4-Channel Low- Voltage 120mA LED Backlight Driver with Integrated Boost Converter Benefits and Features ?Operates down to 3V on Battery Input after Startup ?Wide Boost Duty Cycle to Support Low InputVoltage ?Boost or SEPIC Current-Mode DC-DC Controller ?400kHz to 2.2MHz Operating Frequency Range ?Spread Spectrum Available ?Ability to Synchronize to an External Clock ?LED 文件:1.36993 Mbytes 頁數(shù):42 Pages | AD 亞德諾 | AD |
技術(shù)參數(shù)
- VIN (max)(V):
36
- Max. No. of LEDs:
40
- # LED Channels:
4
- Regulation Topology:
Inductor Based
- LED Configuration:
Series-Parallel
- ILED per Channel (max)(A):
0.12
- PWM Dimming Freq. (max)(kHz):
2
- Dimming Ratio (max):
16666
- Dimming Control:
Analog
- VDROPOUT (typ)(mV):
750
- POUT(W):
15
- ICC (max)(mA):
5.5
- LED String Volt. (max)(V):
40
- Fxd. Freq.:
Yes
- Switching Frequency(kHz):
400
- Features:
LED Short Protection
- Tags:
Automotive
- EV Kit Available?:
Yes
- RoHS Available:
See Data Sheet
- 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):
0.93
| 供應(yīng)商 | 型號(hào) | 品牌 | 批號(hào) | 封裝 | 庫存 | 備注 | 價(jià)格 |
|---|---|---|---|---|---|---|---|
ADI |
25+ |
24-TQFN-4X4X0.75,24-LFCSP_SS-4 |
5500 |
I2C控制的4通道低壓120mA LED背光驅(qū)動(dòng)器,帶集成升壓轉(zhuǎn)換器 |
詢價(jià) | ||
Analog Devices Inc./Maxim Inte |
25+ |
24-WFQFN 裸露焊盤 |
9350 |
獨(dú)立分銷商 公司只做原裝 誠心經(jīng)營 免費(fèi)試樣正品保證 |
詢價(jià) | ||
MAXIM/美信 |
21+22+ |
TQFN-EP-24 |
48582 |
原裝現(xiàn)貨 |
詢價(jià) | ||
MAXIM/美信 |
24+ |
QFN |
60000 |
詢價(jià) | |||
MAXIM/美信 |
25+ |
原廠封裝 |
10280 |
原廠授權(quán)代理,專注軍工、汽車、醫(yī)療、工業(yè)、新能源! |
詢價(jià) | ||
MAXIM/美信 |
25+ |
原廠封裝 |
10280 |
詢價(jià) | |||
Maxim Integrated Products |
2025 |
327500 |
全新、原裝 |
詢價(jià) | |||
ADI(亞德諾)/MAXIM(美信) |
23+ |
TQFN-24(4x4) |
5000 |
LED驅(qū)動(dòng)器 百分百原裝現(xiàn)貨 |
詢價(jià) | ||
Maxim(美信) |
2511 |
8484 |
電子元器件采購降本30%!原廠直采,砍掉中間差價(jià) |
詢價(jià) | |||
MAXIM/美信 |
25+ |
原廠封裝 |
10280 |
詢價(jià) |
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