Skip to main content


City Labs P-Series NanoTritium™ Betavoltaics

The NanoTritium™ betavoltaic power source provides a source of continuous power for twenty years or more in microelectronic platforms.  Applications include environmental pressure/temperature sensors, intelligence sensors, medical implants, trickle charging lithium batteries, semi-passive and active RFIDs (radio frequency identification), silicon clocks, SRAM memory backup, deep-sea oil well sensors, lower power processors (e.g. ASICs, FPGAs, MicroController Units, etc.).

Power Specifications
P100 Series

Open Circuit Voltage

0.8 Volts 1.6 Volts 2.4 Volts
Short Circuit Current*

50-350
nanoamps
P200 Series

Open Circuit Voltage

0.8 Volts 1.6 Volts 2.4 Volts
Short Circuit Current*

156 microamps 78 microamps 52 microamps

*BOL

Operational Parameters
Temperature Range: -40ºC to +80ºC
External Pressure: 3.6psi (0.245 atm)to 14.7 psi
(1.0 atm)
Vibration: 25 Hz to 500 Hz at 5g Peak Amplitude
P100 a,b,c < 2 curies
P200 a,b ≤ 100 curies

Exponential Power Decay

time and power
Time(yrs) Power(µW)
0 100.00
2 89.28
4 79.72
6 71.17
8 63.55
10 56.74
12 50.66
14 45.23
16 40.38
18 36.05
20 32.19

Packages and Custom Applications

28-Pin CERDIP

28-Pin CERDIP

Specifications

100 microwatt

100-microwatt

Specifications