Typical Applications(Continued) Current Source 2,2HF Light Controller Using Silicon Photo Cell 千器 np brightness increase until in-io(= 1 mA)+5V/R1 nEcessary only if raw supply filter capacitor is more than 2 from LM7905CTTypical Applications (Continued) Current Source *IOUT e 1 mA a 5V R1 TL/H/7340 –7 Light Controller Using Silicon Photo Cell TL/H/7340 –8 *Lamp brightness increase until iI e i Q (& 1 mA) a 5V/R1. ²Necessary only if raw supply filter capacitor is more than 2× from LM7905CT 5