参数资料
型号: NCP1840Q8A6MNTWG
厂商: ON Semiconductor
文件页数: 13/19页
文件大小: 0K
描述: IC LED DRIVER 12CH PROGR 20QFN
标准包装: 1
恒定电流:
拓扑: 切换式电容器(充电泵),PWM
输出数: 8
内部驱动器:
类型 - 主要: 车载,通用
频率: 400kHz
电源电压: 3 V ~ 5.5 V
输出电压: 4.1V
安装类型: 表面贴装
封装/外壳: 20-VFQFN 裸露焊盘
供应商设备封装: 20-QFN(4x4)
包装: 带卷 (TR)
工作温度: -40°C ~ 85°C
NCP1840
PWM REGISTER DESCRIPTION
Data ? Binary
D7
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
D6
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
D5
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
D4
1
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
D3
0
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
D2
1
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
D1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
D0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
Data ? Hex
17
18
19
1A
1B
1C
1D
1E
1F
20
21
22
23
24
25
26
27
28
29
2A
2B
2C
2D
2E
2F
30
31
32
33
34
35
36
37
38
39
3A
3B
3C
3D
3E
3F
PWM Duty Cycle
36.508%
38.095%
39.683%
41.270%
42.857%
44.444%
46.032%
47.619%
49.206%
50.794%
52.381%
53.968%
55.556%
57.143%
58.730%
60.317%
61.905%
63.492%
65.079%
66.667%
68.254%
69.841%
71.729%
73.016%
74.603%
76.190%
77.778%
79.365%
80.952%
82.540%
84.127%
85.714%
87.302%
88.889%
90.476%
92.063%
93.651%
95.238%
96.825%
98.413%
100.000%
http://onsemi.com
13
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