| 型號 | 下載 訂購 | 功能描述 | 制造商 上傳企業(yè) | LOGO |
|---|---|---|---|---|
MAX1561 | High-Efficiency, 26V Step-Up Converters for Two to Six White LEDs General Description The MAX1561/MAX1599 step-up converters drive up to six white LEDs with a constant current to provide backlight in cell phones, PDAs, and other hand-held devices. The step-up converter topology allows series connection of the white LEDs so the LED currents are identical for uni 文件:245.34 Kbytes 頁數(shù):10 Pages | MAXIM 美信 | MAXIM | |
MAX1561 | 高效率、26V、升壓型轉(zhuǎn)換器,用于2到6只白光LED MAX1561/MAX1599升壓型轉(zhuǎn)換器能夠以恒定電流驅(qū)動多達6個白色LED,為蜂窩電話、PDA和其他的手持設(shè)備提供背光源。升壓轉(zhuǎn)換結(jié)構(gòu)允許白色LED串行連接,使每個LED保持相同的電流、以獲得均勻的亮度。這種配置不需要鎮(zhèn)流電阻和昂貴的工廠校準過程。\n\n MAX1561/MAX1599內(nèi)置高電壓、低RDS(ON)的N溝道MOSFET開關(guān),可提供較高的轉(zhuǎn)換效率、有效延長電池壽命。Dual Mode™輸入提供簡單的亮度調(diào)整和開關(guān)控制。1MHz (MAX1599為500kHz)的高速、電流模式脈寬調(diào)制(PWM)結(jié)構(gòu)允許選用小尺寸的輸入、輸出電容和電感,并使輸入電源/電池上的 ? 精確的電流調(diào)節(jié)可獲得均勻亮度\n? 效率高達87%\n? 靈活的模擬或PWM亮度控制\n? 內(nèi)置30V MOSFET開關(guān),最大輸出功率900mW\n? 1MHz (MAX1561)或500kHz (MAX1599)高速PWM工作頻率 \n? 小尺寸外部元件\n? 2.6V至5.5V電壓輸入范圍\n? 最大26V輸出, 帶過壓保護 \n? 優(yōu)化于15mVP-P低輸入紋波\n? 具有零輸入浪涌電流軟啟動\n? 0.3μA關(guān)斷電流 \n? 小巧的8引腳、3mm x 3mm薄型DFN封裝; | ADI 亞德諾 | ADI | |
High-Efficiency, 26V Step-Up Converters for Two to Six White LEDs General Description The MAX1561/MAX1599 step-up converters drive up to six white LEDs with a constant current to provide backlight in cell phones, PDAs, and other hand-held devices. The step-up converter topology allows series connection of the white LEDs so the LED currents are identical for uni 文件:245.34 Kbytes 頁數(shù):10 Pages | MAXIM 美信 | MAXIM | ||
Package:8-WDFN 裸露焊盤;包裝:卷帶(TR) 類別:集成電路(IC) LED 驅(qū)動器 描述:IC LED DRV RGLTR PWM 950MA 8TDFN | AD 亞德諾 | AD |
技術(shù)參數(shù)
- VIN (max)(V):
5.5
- Max. No. of LEDs:
6
- # LED Channels:
1
- Regulation Topology:
Inductor Based
- Battery Input:
1-Cell Li+
- LED Configuration:
Series
- ILED per Channel (max)(A):
0.02
- PWM Dimming Freq. (max)(kHz):
200
- Dimming Control:
Analog
- VCURR_SENSE(mV):
100
- POUT(W):
0.9
- ICC (max)(mA):
0.55
- LED String Volt. (max)(V):
26
- Fxd. Freq.:
Yes
- Switching Frequency(kHz):
1000
- Features:
Internal Switch
- Tags:
Backlight
- EV Kit Available:
Yes
- RoHS Available:
Yes
- Oper. Temp.(°C):
-40 to +85
- Package/ Pins:
TDFN/8
- Smallest Available Pckg. (max w/pins)(mm2):
9.6
- Budgetary Price (See Notes):
$1.36 @1k
| 供應商 | 型號 | 品牌 | 批號 | 封裝 | 庫存 | 備注 | 價格 |
|---|---|---|---|---|---|---|---|
MAXIM/美信 |
25+ |
NA |
880000 |
明嘉萊只做原裝正品現(xiàn)貨 |
詢價 | ||
ADI |
25+ |
Thin Dual Flatpack No Leads, E |
5500 |
高效率、26V、升壓型轉(zhuǎn)換器,用于2到6只白光LED |
詢價 | ||
MAX |
06+ |
1000 |
全新原裝 絕對有貨 |
詢價 | |||
MAXIM |
25+ |
QFN8 |
2500 |
強調(diào)現(xiàn)貨,隨時查詢! |
詢價 | ||
MAXIM |
23+ |
TDFN-8 |
2500 |
絕對全新原裝!現(xiàn)貨!特價!請放心訂購! |
詢價 | ||
MAXIM |
24+ |
QFN8 |
3000 |
公司現(xiàn)貨 |
詢價 | ||
MAXIM |
25+ |
TDFN8 |
2500 |
百分百原裝正品 真實公司現(xiàn)貨庫存 本公司只做原裝 可 |
詢價 | ||
MAX |
23+ |
QFN |
5000 |
原裝正品,假一罰十 |
詢價 | ||
MAXIM |
17+ |
QFN |
12000 |
只做全新進口原裝,現(xiàn)貨庫存 |
詢價 | ||
MAXIM |
22+ |
QFN |
5000 |
原裝現(xiàn)貨庫存.價格優(yōu)勢!! |
詢價 |
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