參數(shù)資料
型號(hào): NUD4001
廠商: ON SEMICONDUCTOR
元件分類: LED驅(qū)動(dòng)器
英文描述: High Current LED Driver(高電流LED驅(qū)動(dòng)器)
中文描述: 高電流LED驅(qū)動(dòng)器(高電流的LED驅(qū)動(dòng)器)
文件頁數(shù): 3/8頁
文件大小: 63K
代理商: NUD4001
NUD4001
http://onsemi.com
3
TYPICAL PERFORMANCE CURVES
(T
A
= 25
°
C unless otherwise noted)
R
e
,
I
OUT
(mA)
Figure 1. Output Current (I
OUT
)
vs. External Resistor (R
ext
)
1
10
100
1000
1
10
1000
100
P
D
,
T
A
, AMBIENT TEMPERATURE (
°
C)
0.000
0.200
0.400
0.600
0.800
1.000
1.200
25
35
45
55
65
75
85
95
105
115
125
0.6
40
10
20
50
80
110
155
T
J
, JUNCTION TEMPERATURE (
°
C)
Figure 2. V
sense
vs. Junction Temperature
V
s
Figure 3. Total Power Dissipation (P
D
)
vs. Ambient Temperature (T
A
)
0.000
0.050
0.100
0.150
0.200
0.250
0.300
0.350
0.400
0.450
0.500
0
5
10
15
20
25
30
P
D
V
in
(V)
Figure 4. Internal Circuit Power Dissipation
vs. Input Voltage
Figure 5. Current Regulation vs. Junction
Temperature
0.5
0.4
0.3
0.2
0.1
0.0
0.9
0.8
0.7
25
5
35
65
95
125 140
1.2
40
10
20
50
80
110
155
T
J
, JUNCTION TEMPERATURE (
°
C)
O
1.0
0.8
0.6
0.4
0.2
0.0
25
5
35
65
95
125 140
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