LM7905, LM7912, LM7915
www.ti.com
SNOSBQ7C –JUNE 1999–REVISED MAY 2013
Load and line regulation < 0.01% temperature stability ≤ 0.2%
†Determine Zener current
††Solid tantalum
*Select resistors to set output voltage. 2 ppm/°C tracking suggested
Figure 3. High Stability 1 Amp Regulator
Figure 4. Current Source
*Lamp brightness increase until iI= iQ (≈ 1 mA) + 5V/R1.
†Necessary only if raw supply filter capacitor is more that 2″ from LM7905CT
Figure 5. Light Controller Using Silicon Photo Cell
Copyright © 1999–2013, Texas Instruments Incorporated
Submit Documentation Feedback
5
Product Folder Links: LM7905 LM7912 LM7915
TI [ TEXAS INSTRUMENTS ]
