參數(shù)資料
型號(hào): CAT4240
元件分類: LED驅(qū)動(dòng)器
英文描述: 6 Watt Boost LED Driver
中文描述: 6瓦升壓LED驅(qū)動(dòng)器
文件頁(yè)數(shù): 3/14頁(yè)
文件大?。?/td> 319K
代理商: CAT4240
CAT4240
Catalyst Semiconductor, Inc.
Characteristics subject to change without notice
3
Doc. No. MD-5026 Rev. B
TYPICAL CHARACTERISTICS
VIN = 5V, V
L
= 13V, T
AMB
= 25oC, typical application circuit unless otherwise specified.
Quiescent Current vs. VIN (Not Switching)
50
100
150
200
3.0
3.5
4.0
4.5
5.0
5.5
INPUT VOLTAGE [V]
Q
μ
A
V
FB
= 0.4V
Quiescent Current vs. VIN (Switching)
0.0
0.5
1.0
1.5
2.0
3.0
3.5
INPUT VOLTAGE [V]
4.0
4.5
5.0
5.5
Q
FB pin voltage vs. Temperature
297
298
299
300
301
302
303
-50
0
50
100
150
TEMPERATURE [oC]
F
FB Pin Voltage vs. Output Current
290
295
300
305
310
0
50
100
150
200
OUTPUT CURRENT [mA]
F
4 LEDs
Switching Frequency vs. Supply Voltage
0.8
0.9
1.0
1.1
1.2
3.0
3.5
4.0
4.5
5.0
5.5
INPUT VOLTAGE [V]
S
Switch ON Resistance vs. Input Voltage
0.0
0.5
1.0
1.5
2.0
3.0
3.5
4.0
4.5
5.0
5.5
INPUT VOLTAGE [V]
S
]
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