Model	Working voltage	Vin ultimate withstand voltage	OVP threshold	Adjustable current (MAX)	Battery anti reverse connection	Temperature monitoring	Trickle charging current (type)	Encapsulation	Notes	SPECIFICATION
YL4054*	4.25~5.5V	8V	6.3V	500mA	/	/	53mA	SOT23-5
YL4056*	4.5~5.5V	8V	4.2±0.042V	1000mA	√	√	100mA	ESOP8
YL4054H	4.25~5.5V	32V	6.8V	500mA	/	/	53mA	SOT23-5
YL4056H	4.5~5.5V	32V	6.8V	1000mA	√	√	200mA	SOT23-5 SOT23-6 ESOP8 DFN8(3*3)
YL4056HF						/		SOT23-6	Screen display electronic cigarette dedicated
YL4056HG						√		DFN8(3*3)

*Expected output time is the second quarter of 2025
Note: YL4056H can also be adjusted according to customer usage: trickle charging current, charging termination current