参数资料
型号: MIC2846A-PPYMT TR
厂商: Micrel Inc
文件页数: 5/19页
文件大小: 0K
描述: IC LED DRIVR WHITE BCKLGT 14TMLF
标准包装: 1
拓扑: 线性(LDO)
输出数: 6
内部驱动器:
类型 - 主要: 背光,闪灯/白光
类型 - 次要: 白色 LED
电源电压: 3 V ~ 5.5 V
安装类型: 表面贴装
封装/外壳: 14-UFQFN 裸露焊盘,14-TMLF?
供应商设备封装: 14-TMLF?(2.5x2.5)
包装: 标准包装
工作温度: -40°C ~ 125°C
产品目录页面: 1082 (CN2011-ZH PDF)
其它名称: 576-3480-6
Micrel Inc.
LDOs (continued)
MIC2846A
Parameter
Ripple Rejection
Current Limit
Output Voltage Noise
Conditions
f = 1kHz; C OUT = 2.2 μ F
V OUT = 0V
Frequency 10Hz to 100kHz
Min
175
Typ
65
300
200
Max
500
Units
dB
mA
μV RMS
Enable Inputs (EN1,2)
Enable Input Voltage
Logic Low
Logic High
1.2
0.2
V
V
Enable Input Current
Turn-on Time
V EN1 = V EN1 = 1.2V
C OUT = 1μF; 90% of V OUT
0.01
50
1
100
μA
μs
Notes:
1. Exceeding the absolute maximum rating may damage the device.
2. The device is not guaranteed to function outside its operating rating.
3. The maximum allowable power dissipation of any T A (ambient temperature) is P D(max) = (T J(max) – T A ) / θ JA . Exceeding the maximum allowable power
dissipation will result in excessive die temperature, and the regulator will go into thermal shutdown (150°C).
4. Devices are ESD sensitive. Handling precautions recommended. Human Body Model (HBM), 1.5k ? in series with 100pF.
5. As determined by average current of all channels in use and all channels loaded.
6. The current through each channel meets the stated limits from the average current of all channels.
7. Dropout voltage is defined as the input-output differential at which the output voltage drops 2% below its nominal value measured at V IN = V OUT + 1V.
April 2010
5
M9999-041210-D
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