6-digit LED driver circuit
Source: InternetPublisher:张小哥 Keywords: LED driver WIDTH Updated: 2020/03/09
The configuration of National Semiconductor 's DS8877 driver circuit is shown in the figure. When used in conjunction with the 6-digit calculator digital current, the current range is 5 to 50mA. The driver does not require a backup power supply, and its operating voltage can be 4.5V, 6V, or 9V.
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