RH1034-1.2 Micropower Dual Reference DESCRIPTIONABSOLUTE MAXIMUM RATINGS(Note 1) The RH1034-1.2 is a micropower, precision 1.2V reference combined with a 7V auxiliary reference. The 1.2V reference Operating Current ..20mA is a trimmed, thin-fi lm, band-gap, voltage reference oper- Forward Current (Note 2) ...20mA ating on only 20μA of quiescent current. The RH1034-1.2 Operating Temperature Range.. –55°C to 125°C offers guaranteed drift, low temperature cycling hysteresis Storage Temperature Range ... –65°C to 150°C and good long-term stability. The low dynamic impedance Lead Temperature (Soldering, 10 sec) .. 300°C makes the RH1034-1.2 easy to use from unregulated sup- L, LT, LTC, LTM, Linear Technology and the Linear logo are registered trademarks of Linear plies. The 7V reference is a subsurface zener device for Technology Corporation. All other trademarks are the property of their respective owners. less demanding applications. The wafer lots are processed to Linear Technology’s in- house Class S fl ow to yield circuits usable in stringent military applications. PACKAGE INFORMATION TOP VIEW BOTTOM VIEW NC 1 10 NC 1.2V NC 2 9 NC 7V NC 3 8 1.2V GND 4 7 7V NC 5 6 NC H PACKAGE 3-LEAD TO-46 METAL CAN W PACKAGE 10-LEAD CERPAC BURN-IN CIRCUIT 20V 14k 19.1k 7V 1.2V RH10341.2 BC 1