STV7623
Functional description
2.2
Device power supply
The STV7623 must be used with the following conditions when operating:
– VP - VN < 75 V
– VP-DGND > 10 V
– DGND-VN > 10V
Figure 4. Device power supply
VP
DVDD
DGND
VN
Output 1 to 480
Logic input
AM08733V1
2.3
Power sequencing
To prevent the device from being damaged by latchup, the power ON/OFF sequence it is
recommended to follow the procedure below:
– Power OFF => ON: DVDD -> VN -> VP
– Power ON => OFF, VP -> VN -> DVDD
Doc ID 018939 Rev 1
7/27