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2.3 Power Supply Setup
3 Shutdown
DVDD
SHUTDOWN
>50 sm >50 sm
Shutdown
To power up the EVM, one power supply is needed. The power supply is connected to the EVM using a
2-pin, 2.54mm pin header, J10. Table 2 summarizes the EVM power-supply requirements.
Table 2. Recommended Supply Voltage
VOLTAGE CURRENT
DESCRIPTION LIMITATIONS REQUIREMENT CABLE
Power supply 1.8V to 4.5V 0.3A
CAUTION
Failure to observe ESD handling procedures may result in damage to EVM
components.
For minimum click and pop interference during power-up and power-down, the shutdown pin should be
kept low. The preferred power-up/-down sequence is shown in Figure 4 .
Figure 4. Recommended Power-Up/-Down Sequence
SLOU205 – July 2007 DRV600EVM User's Guide 5
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