- 您現(xiàn)在的位置：買賣IC網(wǎng) > PDF目錄383344 > MAX1984 (Maxim Integrated Products, Inc.) Ultra-High-Efficiency White LED Drivers PDF資料下載
參數(shù)資料
| 型號： | MAX1984 |
| 廠商： | Maxim Integrated Products, Inc. |
| 元件分類： | LED驅動器 |
| 英文描述： | Ultra-High-Efficiency White LED Drivers |
| 中文描述： | 超高效率白光LED驅動器 |
| 文件頁數(shù)： | 3/17頁 |
| 文件大?。?/td> | 333K |
| 代理商： | MAX1984 |
M
Ultra-High-Efficiency White
LED Drivers
_______________________________________________________________________________________
3
ELECTRICAL CHARACTERISTICS (continued)
(Circuit of Figure 1; V
IN
= 3.3V, SETI = BITA = BITB = BITC = SEL = IN, MODE = GND, C
OUT
= 4.7μF, C
REF
= 0.22μF,
T
A
= 0
°
C to +85
°
C
,
unless otherwise noted. Typical values are at T
A
= +25
°
C.)
PARAMETER
CONDITIONS
MIN
TYP
MAX
0.4
1.85
5
10
UNITS
V
V
V
SEL Input Logic Low Level
SEL Input Logic Midlevel
SEL Input Logic High Level
2.7V < V
IN
< 5.5V
2.7V < V
IN
< 5.5V
2.7V < V
IN
< 5.5V
SEL = GND, current out of the pin
SEL = IN, current into the pin
0.50
2.05
SEL Input Bias Current
μA
FULL-SCALE LED CURRENT ADJUSTMENT
V
LD_
= 80mV, SETI = BITA = BITB = BITC = IN
V
LD
_ = 80mV, R
SETI
= 278k
±0.1%, BITA = BITB =
BITC = IN
V
LD
_ = 80mV, R
SETI
= 1.8M
±0.1%, BITA = BITB =
BITC = IN
V
LD_
= 80mV, R
SETI
= 597k
±0.1%, BITA = BITB =
BITC = IN
V
L D 1
= 1V R
S E T
= 10k
BITA = BITB = BITC = IN
SETI = GND
SETI = IN, I
LX
= 120mA (MAX1984),
110mA (MAX1985), 98mA (MAX1986)
16.5
18
19.5
22.5
25
27.5
12.5
14
15.5
16.5
18
19.5
26
0.50
0.42
0.60
mA
LD1 to LD8 Regulation Voltage
80
100
120
mV
SETI High-Level Threshold
(18mA LED Default Current)
SETI Low-Level Threshold
(0.5mA LED Default Current)
SETI Output Current
OUTPUT CURRENT SOURCE
LD1 to LD8 On-Resistance
LD1 to LD8 Current-Source
Compliance
LD1 to LD8 Leakage Current
DIGITAL BRIGHTNESS CONTROL
2.7V < V
IN
< 5.5V
V
IN
- 0.4
V
2.7V < V
IN
< 5.5V
50
125
mV
SETI = GND
40
70
100
μA
V
LD_
= 50mV, V
OUT
= 3.5V
BITA = BITB = BITC = IN, 80mV < V
LD_
< 1V
(Note 1)
BITA = BITB = BITC = GND
3
4
0.3
5
%
0.01
1
μA
2-Bit Control DAC LSB
MODE = SETI = BITB = IN, BITA = BITC = GND
(Note 2)
SETI = BITC = IN, MODE = BITA = BITB = GND
(Note 2)
26
33
39
%
3-Bit Control DAC LSB
7
14
21
%
DPWM BRIGHTNESS CONTROL
DPWM Input Supply Range
DPWM Shutdown Duty Cycle
MODE = BITC = IN
BITC = GND
2.3
3
5.5
7
V
%
5
相關PDF資料 |
PDF描述 |
|---|---|
| MAX1984ETP | Ultra-High-Efficiency White LED Drivers |
| MAX1985ETP | Ultra-High-Efficiency White LED Drivers |
| MAX1986ETE | Ultra-High-Efficiency White LED Drivers |
| MAX1994ETM | Dual Step-Down Controllers Plus Linear- Regulator Controller for Notebook Computers |
| MAX1816 | Replaced by TMS320VC5506 : Digital Signal Processors 144-LQFP |
相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| MAX1984ETP | 功能描述:LED照明驅動器 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: 安裝風格:SMD/SMT 封裝 / 箱體:SO-16N |
| MAX1984ETP+ | 功能描述:LED照明驅動器 High-Efficiency White 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: 安裝風格:SMD/SMT 封裝 / 箱體:SO-16N |
| MAX1984ETP+T | 功能描述:LED照明驅動器 High-Efficiency White 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: 安裝風格:SMD/SMT 封裝 / 箱體:SO-16N |
| MAX1984ETP-T | 功能描述:LED照明驅動器 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: 安裝風格:SMD/SMT 封裝 / 箱體:SO-16N |
| MAX1985ETP | 功能描述:LED照明驅動器 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: 安裝風格:SMD/SMT 封裝 / 箱體:SO-16N |
發(fā)布緊急采購，3分鐘左右您將得到回復。