參數(shù)資料
型號(hào): CAT37TDI-TE7
元件分類: LED驅(qū)動(dòng)器
英文描述: CMOS White LED Driver Boost Converter
中文描述: 的CMOS白光LED驅(qū)動(dòng)器升壓轉(zhuǎn)換器
文件頁(yè)數(shù): 4/12頁(yè)
文件大?。?/td> 566K
代理商: CAT37TDI-TE7
CAT37
4
Doc. No. 5005, Rev. S
2005 by Catalyst Semiconductor, Inc.
Characteristics subject to change without notice
TYPICAL CHARACTERISTICS
V
IN
= 3.6 V,T
AMB
= 25
C, C
IN
= 4.7
μ
F, C
OUT
= 1
μ
F, L = 6.8
μ
H, unless otherwise specified.
14.0
14.5
15.0
15.5
16.0
-50
-25
0
25
50
75
100
4 LEDs
L
LED Current vs. Temperature
80
85
90
95
100
105
110
0
5
10
15
20
LED CURRENT [mA]
3 LEDs
F
FB Pin Voltage vs. LED Current
0.8
0.9
1.0
1.1
1.2
1.3
-50
-25
0
25
50
75
100
LOAD =20 mA
LOAD = 3 LEDs VIN
= 3.6V
S
Switching Frequency vs. Temperature
0
10
20
30
2
3
4
5
6
INPUT VOLTAGE [V]
3 LEDs
20mA
10mA
L
LED Current vs. Input Voltage
0.8
0.9
1.0
1.1
1.2
1.3
1
2
3
4
5
6
INPUT VOLTAGE [V]
S
Switching Frequency vs. Input Voltage
80
85
90
95
100
-50
-25
0
25
50
75
100
VIN = 3.6V
F
4LEDs at 15mA
FB Pin Voltage vs. Temperature
4 LEDs
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