參數(shù)資料
型號(hào): CAT3643HL1-T2
英文描述: 3-Channel Ultra High Efficiency Quad-Mode TM LED Driver
中文描述: 3通道超高效率的Quad - Mode商標(biāo)LED驅(qū)動(dòng)器
文件頁(yè)數(shù): 5/17頁(yè)
文件大?。?/td> 321K
代理商: CAT3643HL1-T2
CAT3643
2007 Catalyst Semiconductor, Inc.
Characteristics subject to change without notice
5
Doc. No. 5022, Rev. B
TYPICAL PERFORMANCE CHARACTERISTICS
V
IN
= 3.6V, I
OUT
= 60mA (3 LEDs at 20mA), C
IN
= C
OUT
= C
1
= C
2
= 1
μ
F, T
AMB
= 25°C unless otherwise specified.
Efficiency vs. Input Voltage
40
50
60
70
80
90
100
2.0
2.5
3.0
3.5
4.0
INPUT VOLTAGE [V]
4.5
E
1x
1.33x
1.5x
2x
V
F
= 3.3V
Efficiency vs. Li-Ion Voltage
40
50
60
70
80
90
100
3.0
3.2
3.4
3.6
3.8
4.0
4.2
INPUT VOLTAGE [V]
E
V
F
= 3.3V
1x
1.33x
Quiescent Current vs. Input Voltage
0.0
1.0
2.0
3.0
4.0
2.0
2.5
3.0
3.5
4.0
4.5
5.0
5.5
INPUT VOLTAGE [V]
Q
LEDs Off
V
F
= 3.3V
Quiescent Current vs. Temperature
0.0
1.0
2.0
3.0
4.0
-40
0
40
80
120
TEMPERATURE [°C]
Q
2x
1.5x
1.33x
1x
LED Current Change vs. Input Voltage
-10
-8
-6
-4
-2
0
2
4
6
8
10
2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5
INPUT VOLTAGE [V]
L
V
F
= 3.3V
LED Current Change vs. Temperature
-10
-8
-6
-4
-2
0
2
4
6
8
10
-40
0
40
80
120
TEMPERATURE [°C]
L
V
F
= 3.3V
相關(guān)PDF資料
PDF描述
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