SLVAF41A March   2021  – November 2021 TPS61094


  1.   Trademarks
  2. 1Introduction of the Smart Meter
  3. 2The Traditional Power Solution of the Smart Meter
    1. 2.1 Connecting the Battery Directly
    2. 2.2 The Pure Boost TPS61094 or TPS610995 Solution
  4. 3The TPS61094 with Supercap Solution
    1. 3.1 TPS61094 Description
    2. 3.2 System Operation Description
  5. 4Solution Comparison
  6. 5Supercap Behavior and Design
    1. 5.1 Supercap Life Time
    2. 5.2 Supercap Leakage Currrent
    3. 5.3 Supercap Parameter Design in TPS61094 Solution
  7. 6Test Report Based on TPS61094 Solution
    1. 6.1 Test Waveform
      1. 6.1.1 NB-IoT Data Transmission
      2. 6.1.2 Supercap Charging
    2. 6.2 Efficiency
  8. 7References
  9. 8Revision History


  1. ZM8300G NB-IoT/eMTC Module User Manual ZTE
  2. MODEL TL-5920 International size reference: C, ER26500 Tadiran Lithium Batteries
  3. Texas Instruments, How to Extend Operating Time of a LiSOCl2 Powered System application brief
  4. Texas Instruments, Power Supply for NB-IoT Modems in Smart Meters with LiSOCl2 Batteries reference design
  5. Texas Instruments, TPS61094 60-nA Quiescent Current Bi-directional Buck/Boost Converter withBypass Mode data sheet.
  6. P. Kreczanik, P. Venet, A. Hijazi and G. Clerc, Study of Supercapacitor Aging and Lifetime Estimation According to Voltage, Temperature, and RMS Current, in IEEE Transactions on Industrial Electronics, vol. 61, no. 9, pp. 4895-4902, Sept. 2014.
  7. A. El Mejdoubi, A. Oukaour, H. Chaoui, H. Gualous, J. Sabor and Y. Slamani, Prediction Aging Model for Supercapacitor's Calendar Life in Vehicular Applications, in IEEE Transactions on Vehicular Technology, vol. 65, no. 6, pp. 4253-4263, June 2016. A. Hammar, P. Venet, R. Lallemand, G. Coquery and
  8. G. Rojat, Study of Accelerated Aging of Supercapacitors for Transport Applications, in IEEE Transactions on Industrial Electronics, vol. 57, no. 12, pp. 3972-3979, Dec. 2010.
  9. Allen Son from VINA Tech
  10. Sauer D U , Kowal J , Avaroglu E , et al. Detailed Analysis of the Self Discharge of Supercapacitors[C]// ESSCAP 2008. 2008.
  11. *M. Lauridsen, R. Krigslund, M. Rohr and G. Madueno, An Empirical NB-IoT Power Consumption Model for Battery Lifetime Estimation, 2018 IEEE 87th Vehicular Technology Conference (VTC Spring),
  12. 3GPP, Cellular system support for ultra-low complexity and low throughput Internet of Things, TR 45.820 V13.1.0, 11 2015