SY7608 is a single-chip IC specially designed for Bluetooth cradle charging cases, highly integrating charging module, LED battery display cell and synchronous boost output, minimizing the peripheral circuits and components, and providing the simplest low-cost solution for the applications of Bluetooth earbuds charging cases. SY7608 is available in a SOT23-6 package.
Linear charging, synchronous boost output, built-in charge & discharge power MOSFETs
0.2A default charging current
C/10 charge termination and automatic recharging
Adaptive adapter voltage, VINDPM: 4.6 V
Preset 4.2V charge voltage with ±1% accuracy
Charge-discharge synchronization
Automatic load identification and automatic shutdown at low load
0.5A synchronous boost output current
Standby power loss: 3.5uA
Over-current, short-circuit, over-voltage and over-temperature protections during the discharge output
2*LED for charge/discharge indication
Click KEY to enable the boost output, click it again or long press to disable the boost output
TWS cradle charging cases
Portable lithium battery
Charge/discharge applications of small-capacity lithium batteries
Other low-power supply applications