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Publication No.
500-9300007876-000
Rev. C.0
Specifications 111
9.2 Onboard Lithium Battery
An onboard battery (BV1632_G) (130 mAh) supplies the XVR16 RTC. The
estimated battery life time depends on temperature and power status. See the
table below for battery life at non-operating mode (XVR16 power off, RTC
supplied by battery) and operating mode (XVR16 power on, RTC supplied by
power rail). The XVR16 RTC has a current consumption of 6
A (board non-
operating).
NOTE
Batteries are installed in convection cooled version boards Levels 1 and 2.
Levels 3, 4 and 5
do not
have batteries installed.
9.2.1 Battery Lifetime
The battery lifetime varies with the temperature range.
Table 9-3 Battery Lifetime
Mode
Temperature Range
Lifetime in Years
Non-operating
+10 °C to +85 °C
3.5
Non-operating
-10 °C to +10 °C
2.5
Non-operating
< -10 °C
2.0
Operating
-20 °C to +65 °C
10.0