Rainbow Electronics DS1687 - Manual (Page 6)

DS1685/DS1687
6 of 38
V
BAT
– Battery input for any standard 3V lithium cell or other energy source. Battery voltage must be
held between 2.5V and 3.7V for proper operation. V
BAT
must be grounded if not used. Diodes should not
be placed between V
BAT
and the battery.
N.C. – No Connection.
See “Conditions of Acceptability” at http://www.maxim-ic.com/TechSupport/QA/ntrl.htm