参数资料
型号: SP6650EU-L
厂商: Exar Corporation
文件页数: 15/17页
文件大小: 0K
描述: IC REG BUCK SYNC 3.3V/ADJ 10MSOP
标准包装: 50
类型: 降压(降压)
输出类型: 两者兼有
输出数: 1
输出电压: 3.3V,1.25 V ~ 5 V
输入电压: 2.7 V ~ 6.5 V
电流 - 输出: 600mA
同步整流器:
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 10-TFSOP,10-MSOP(0.118",3.00mm 宽)
包装: 管件
供应商设备封装: 10-MSOP
其它名称: 1016-1215-5
S P 6 6 5 0
H i g h E f f i c i e n c y 6 0 0 m A S y n c h r o n o u s B u c k R e g u l a t o r
narrower the trace, the higher the resistance
and inductance it will have. The AC current in
long traces radiates EMI noise affecting the
sensitive circuits. The length of traces in series
with the capacitors increases its ESR and ESL
and reducing their effectiveness at high
frequencies. Therefore put the input capacitor
as close to the appropriate pins of the
converter as possible and output capacitor
close to the inductor.
The external voltage feedback network should
be placed very close to the FB pin as well as
bypass capacitor C4. Any noise traces like the
Lx pin should be kept away from the voltage
feedback network and separated from it by
using power ground copper to minimize EMI.
Fig. 24: Application circuit with highlighted power traces.
? 2012 Exar Corporation
15/17
Rev. 2.0.0
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