11 thermoscan, 12 rtc battery lifetime, Thermoscan – Compaq MICROSPACE MSEBX900 User Manual
Page 23: Rtc battery lifetime, Digital-logic ag
DIGITAL-LOGIC AG
MSEBX800/900 Detailed Manual V1.0
23
2.11. Thermoscan
Product
Part Number
Serial Number
Version
MSEBX800
811202
45320210010
0.2
SM800PCX
805164
45316410032
2.1
SODIMM DDR 1GB
870672
-
-
Software
Windows XP SP2 running desktop
Top view, passive cooled:
t [min]
fCPU [MHz]
I [A]
P [W]
60
500
0.5
9.5
2.12. RTC Battery Lifetime
Battery Specifications
Lowest Temp.
-40°C
Nominal Temp.
+20°C
Highest Temp.
+85°C
Manufacturer
pbq
Type
ER10280
Capacity versus Temp.
8uA
850mAh
910mAh
850mAh
Voltage versus Temp.
8uA
3.5V
3.6V
Ca. 3.6V
Nominal Values
3.6V / 450mAh / -40°C...~+85°C
Information is taken from the data sheet of the pbq ER10280.
Product
Temperature
°C
Battery Voltage
V
VCC (+12V)
switched ON
µA
VCC (+12V)
switched off
µA
MSEBX800
+25°C
3.6
15
18
-40°C
3.5
15
14
Battery Current
+85°C
3.8
15
30
+25°C
>10 years
>10 years
-40°C
>10 years
>10 years
Battery Lifetime
+85°C
>10 years
Ca. 6 years