参数资料
型号: MIC5162YMM
厂商: Micrel Inc
文件页数: 11/24页
文件大小: 0K
描述: IC CTRLR REG DUAL HS TERM 10MSOP
标准包装: 100
应用: 控制器,DDR3,GDDR3/4/5
输入电压: 1.35 V ~ 6 V
输出数: 1
输出电压: 可编程
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: 10-TFSOP,10-MSOP(0.118",3.00mm 宽)
供应商设备封装: 10-MSOP
包装: 管件
产品目录页面: 1093 (CN2011-ZH PDF)
其它名称: 576-1820-5
MIC5162YMM-ND
Micrel, Inc.
Ripple Measurements
To properly measure ripple on either input or output of a
switching regulator, a proper ring in tip measurement is
required. Standard oscilloscope probes come with a
grounding clip, or a long wire with an alligator clip.
Unfortunately, for high frequency measurements, this
ground clip can pick up high frequency noise and
erroneously inject it into the measured output ripple.
The standard evaluation board accommodates a home
made version by providing probe points for both the
input and output supplies and their respective grounds.
This requires the removing of the oscilloscope probe
sheath and ground clip from a standard oscilloscope
probe and wrapping a non-shielded bus wire around the
oscilloscope probe. If there does not happen to be any
non-shielded bus wire immediately available, the leads
from axial resistors will work. By maintaining the
shortest possible ground lengths on the oscilloscope
probe, true ripple measurements can be obtained.
Figure 5. Low Noise Measurement
MIC5162
March 2010
11
M9999-033110
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