Figure 8-10. a Relay I charge controller. plate to which six power-transistors are mounted. Stacked beneath are four printed- circuit boards, three of which are charge controllers, and the fourth is a pulse generator. ... of unregulated bus voltage and battery voltage into a differential amplifier with one side of the amplifier returning to a Zener diode. ... Operational Description Charge Controller a The block diagram (see Figure 8-11) shows various elements of the charge controller.
|Title||:||Final Report on the Relay I Program|
|Author||:||Goddard Space Flight Center|