参数资料
型号: TSM1011ID
厂商: STMICROELECTRONICS
元件分类: 模拟信号调理
英文描述: SPECIALTY ANALOG CIRCUIT, PDSO8
封装: MICRO, PLASTIC, SO-8
文件页数: 7/9页
文件大小: 167K
代理商: TSM1011ID
Voltage clamp
TSM1011
7/9
8
VOLTAGE CLAMP
The schematic in
Figure 5 shows how to realize a
low-cost power supply for the TSM1011 (with no
additional windings).
Please pay attention to the fact that in the
particular case presented here, this low-cost
power supply can reach voltages as high as twice
the voltage of the regulated line.
Since the Absolute Maximum Rating of the
TSM1011 supply voltage is 28V. In the aim to
protect he TSM1011 against such how voltage
values a internal zener clamp is integrated.
Fig. 5: Clamp voltage
R
limit
I
vz
V
cc
V
z
()
=
Vz
28V
Vcc
Rlimit
Vcc
Ivz
TSM1011
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