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參數(shù)資料
| 型號(hào)： | CAT3644HV3-T2 |
| 英文描述： | 4-Channel Ultra High Efficiency Quad-Mode TM LED Driver |
| 中文描述： | 4通道超高效率的Quad - Mode商標(biāo)LED驅(qū)動(dòng)器 |
| 文件頁(yè)數(shù)： | 3/14頁(yè) |
| 文件大?。?/td> | 294K |
| 代理商： | CAT3644HV3-T2 |
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CAT3644
2007 Catalyst Semiconductor, Inc.
Characteristics subject to change without notice
3
Doc. No. 5023, Rev. B
RECOMMENDED EN/DIM TIMING
For 2.4V
≤
V
IN
≤
5.5V, over full ambient temperature range -40oC to +85oC.
Symbol
T
SETUP
T
LO
T
HI
T
PWRDWN
T
LED
Name
EN/DIM setup from shutdown
EN/DIM program low time
EN/DIM program high time
EN/DIM low time to shutdown
LED current settling time
Conditions
Min
10
0.2
0.2
1.5
Typ
40
Max
100
Units
μ
s
μ
s
μ
s
ms
μ
s
Figure 1. EN/DIM Digital Dimming Timing Diagram
EN/DIM
LED
Current
Shutdown
T
SETUP
T
HI
T
PWRDWN
Shutdown
T
LO
T
LED
100%
50%
25%
12.5%6.25%
3.12%
100%
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| CAT3647 | 制造商:CATALYST 制造商全稱:Catalyst Semiconductor 功能描述:3-Channel Ultra High Efficiency Quad-Mode⑩ LED Driver with 32 Dimming Levels |
| CAT3647HV3-GT2 | 功能描述:LED照明驅(qū)動(dòng)器 Ultra Hi Eff Quad LED Driver RoHS:否 制造商:STMicroelectronics 輸入電壓:11.5 V to 23 V 工作頻率: 最大電源電流:1.7 mA 輸出電流: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SO-16N |
| CAT3648 | 制造商:ONSEMI 制造商全稱:ON Semiconductor 功能描述:4-Channel Ultra High Efficiency Quad-Mode LED Driver with 32 Dimming Levels |
| CAT3648HV3-GT2 | 功能描述:LED照明驅(qū)動(dòng)器 Ultra Hi Eff Quad LED Driver RoHS:否 制造商:STMicroelectronics 輸入電壓:11.5 V to 23 V 工作頻率: 最大電源電流:1.7 mA 輸出電流: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SO-16N |
| CAT3649 | 制造商:ONSEMI 制造商全稱:ON Semiconductor 功能描述:6-Channel Quad-Mode LED Driver with 32 Dimming Levels & PWM |
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