SLUAA04A june 2020 – may 2023 BQ25150 , BQ25155 , BQ25618 , BQ25619 , TS5A12301E , TS5A3157 , TS5A3159A , TS5A6542
This section will cover the performance of three different TWS charging systems by showing the charging efficiency and heat dissipation of the systems. Table 6-1 below compares provides a straightforward comparison of the results.
Dynamic Voltage Adjustment | BQ25619 4.6-V Output | Standard Boost 5-V Output | |
---|---|---|---|
Output Voltage | 3 V to 5 V (PWM adjustable) | 4.6 V | 5 V |
Charging Efficiency | 84.7% | 83.2% (-1.5%) | 76.3% (-8.4%) |
Earbud Heating | 27.7°C | 31.9°C (+15.2%) | 33.3°C (+20.2%) |
Case Battery Duration | Best | Better | Baseline |