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34844_09 参数 Datasheet PDF下载

34844_09图片预览
型号: 34844_09
PDF下载: 下载PDF文件 查看货源
内容描述: 10通道LED背光驱动器,集成电源 [10 Channel LED Backlight Driver with Integrated Power Supply]
分类和应用: 驱动器
文件页数/大小: 37 页 / 2140 K
品牌: FREESCALE [ Freescale ]
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ELECTRICAL CHARACTERISTICS  
Table 3. Electrical Characteristics (continued)  
Characteristics noted under conditions VIN = 12 V, VOUT = 42 V, ILED = 50 mA, PWM = VDC1, M/~S = VDC1,  
PIN & NIN = VDC1, -40°C TA 105°C, PGND = 0 V, unless otherwise noted.  
Characteristic  
Symbol  
Min  
Typ  
Max  
Unit  
NIN INPUT  
Voltage to Disable NIN mode  
VNIN_DIS  
ININ  
2.2  
-
-
-
V
NIN Bias Current  
NIN = VSET  
-2.0  
2.0  
μA  
Analog Dimming Current  
ICHx Register = 255, RISET=5.1 kΩ 0.1%  
NIN = VSET/2  
IDIM_NIN  
23.75  
47.50  
25  
50  
26.25  
52.50  
mA  
°C  
NIN = 0 V  
OVER-TEMPERATURE PROTECTION  
Over-temperature Threshold(9)  
OTT  
Rising  
150  
-
165  
25  
175  
-
Hysteresis  
I2C/SM BUS PHYSICAL LAYER [SCK, SDA]  
I2C Address  
ADRI2C  
ADRSMB  
VILI  
-
-
1110110  
-
-
Binary  
SM-Bus Address  
1110110  
Binary  
Input Low Voltage  
-0.3  
2.1  
0.3  
-
-
-
-
-
0.8  
5.5  
-
V
V
V
V
Input High Voltage  
VIHI  
Input Hysteresis  
VHYSI  
VOLI  
Output Low Voltage  
0.4  
Sink Current < 4.0 mA  
Input Current  
IINI  
-5.0  
-
-
-
5.0  
10  
μA  
ρF  
Input Capacitance(9)  
CINI  
LOGIC INPUTS / OUTPUTS (CK, M/~S, PWM, A0/SEN)  
Input Low Voltage  
VILL  
VIHL  
VHYSL  
IIIL  
-0.3  
1.5  
-
-
0.5  
5.5  
-
V
V
Input High Voltage  
-
0.1  
-
Input Hysteresis  
V
Input Current  
-5.0  
-
5.0  
0.2  
μA  
V
Output Low Voltage (CK)  
ISINK < 2.0 mA  
VOLL  
-
Output High Voltage (CK)  
ISOURCE < 2.0 mA  
VOHL  
2.2  
-
-
-
5.5  
5.0  
V
Input Capacitance(9)  
CINI  
ρF  
Notes  
9. Guaranteed by design  
34844  
Analog Integrated Circuit Device Data  
Freescale Semiconductor  
8
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