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參數(shù)資料
| 型號： | MAX1561 |
| 廠商： | Maxim Integrated Products, Inc. |
| 英文描述： | High-Efficiency. 26V Step-Up Converters for Two to Six White LEDs |
| 中文描述： | 高效率、26V、升壓型轉(zhuǎn)換器，用于2到6只白光LED |
| 文件頁數(shù)： | 4/10頁 |
| 文件大?。?/td> | 245K |
| 代理商： | MAX1561 |
M
High-Efficiency, 26V Step-Up Converters
for Two to Six White LEDs
4
_______________________________________________________________________________________
Typical Operating Characteristics
(Circuit of Figure 1, V
IN
= 3.6V, I
LED
= 15mA, L1 = 22μH, C
IN
= 2.2μF, C
OUT
= 0.1μF, C
COMP
= 0.1μF, R
SENSE
= 7.5
, 4 LEDs,
T
A
= +25
°
C, unless otherwise noted.)
40
60
50
80
70
90
100
0
10
5
15
20
MAX1561
EFFICIENCY vs. LED CURRENT
(vs. NUMBER of LEDs)
M
LED CURRENT (mA)
E
2 LEDs
4 LEDs
6 LEDs
40
60
50
80
70
90
100
0
10
5
15
20
MAX1561
EFFICIENCY vs. LED CURRENT
(vs. INPUT VOLTAGE)
M
LED CURRENT (mA)
E
4.2V
IN
3.6V
IN
2.7V
IN
40
60
50
80
70
90
100
0
10
5
15
20
MAX1561
EFFICIENCY vs. LED CURRENT
(vs. INDUCTANCE)
M
LED CURRENT (mA)
E
10
μ
H
4.7
μ
H
47
μ
H
22
μ
H
40
60
50
80
70
90
100
0
10
5
15
20
MAX1599 EFFICIENCY vs. LED CURRENT
(vs. NUMBER OF LEDs)
M
LED CURRENT (mA)
E
6 LEDs
2 LEDs
4 LEDs
40
60
50
80
70
90
100
0
10
5
15
20
MAX1599 EFFICIENCY vs. LED CURRENT
(vs. INPUT VOLTAGE)
M
LED CURRENT (mA)
E
2.7V
IN
3.6V
IN
4.2V
IN
40
60
50
80
70
90
100
0
10
5
15
20
MAX1599 EFFICIENCY vs. LED CURRENT
(vs. INDUCTANCE)
M
LED CURRENT (mA)
E
47
μ
H
22
μ
H
0
5
10
20
15
25
0
20
30
40
50
10
DIRECT-PWM DIMMING DUTY CYCLE (%)
60
70
80
90 100
LED CURRENT vs. DIRECT-PWM
DIMMING DUTY CYCLE
M
L
V
= SQUARE WAVE
200Hz < FREQ < 200kHz
0
10
5
15
30
35
25
20
40
0
10
15
20
25
5
30
35
40
45
50
INPUT RIPPLE vs. INDUCTANCE
M
INDUCTANCE (
μ
H)
I
P
)
0
1
2
4
5
3
6
0
2
3
4
5
1
6
7
8
9
10
INPUT RIPPLE SPECTRUM
M
FREQUENCY (MHz)
I
R
)
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|---|---|
| MAX1599 | High-Efficiency. 26V Step-Up Converters for Two to Six White LEDs |
| MAX1599ETA | High-Efficiency, 26V Step-Up Converters for Two to Six White LEDs |
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相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| MAX1561ETA | 制造商:Maxim Integrated Products 功能描述:HIGH-EFFICIENCY, 26V STEP-UP CONVERTER FOR 2 - Rail/Tube |
| MAX1561ETA+ | 制造商:Maxim Integrated Products 功能描述:LED DRVR 6SEGMENT 3.3V/5V 8TDFN EP - Rail/Tube |
| MAX1561ETA+T | 功能描述:LED照明驅(qū)動器 26V StepUp Converter for 2-6 White LEDs 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 |
| MAX1561ETA-T | 功能描述:LED照明驅(qū)動器 26V StepUp Converter for 2-6 White LEDs 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 |
| MAX1561EVKIT | 功能描述:LED 照明開發(fā)工具 Evaluation Kit for MAX1561 RoHS:否 制造商:Fairchild Semiconductor 產(chǎn)品:Evaluation Kits 用于:FL7732 核心: 電源電壓:120V 系列: 封裝: |
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