Details

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BUY BQ24717 https://www.utsource.net/itm/p/12609283.html

Parameter	Symbol	Min	Typ	Max	Unit	Description
Input Voltage	VIN	4.5	-	28	V	Operating input voltage range
Battery Voltage	VBAT	2.5	-	13	V	Battery operating voltage range
Charge Current	ICHG	-	2	5	A	Programmable charge current
Termination Current	ITERM	-	0.1	0.2	A	End-of-charge termination current
Thermal Regulation	TREG	-	-	120	掳C	Temperature at which thermal regulation starts
Efficiency	畏	-	90	-	%	Typical efficiency
Quiescent Current	IQ	-	60	-	渭A	Quiescent current
Shutdown Current	ISD	-	2	-	渭A	Shutdown supply current

Instructions for BQ24717:

1. Power Supply Connection:

   • Connect the input power source to the VIN pin.
   • Ensure the input voltage is within the specified range (4.5V to 28V).

2. Battery Connection:

   • Connect the battery to the BATT pin.
   • The battery voltage should be between 2.5V and 13V.

3. Charge Configuration:

   • Set the charge current using an external resistor connected to the ISET pin.
   • Adjust the termination current by configuring the appropriate pins or resistors.

4. Thermal Management:

   • Monitor the device temperature to ensure it does not exceed 120掳C, where thermal regulation begins.

5. System Operation:

   • During normal operation, the quiescent current is typically 60渭A.
   • In shutdown mode, the supply current drops to approximately 2渭A.

6. Efficiency Monitoring:

   • The typical efficiency of the charger is around 90%, which can be optimized based on load conditions.

7. Safety Considerations:

   • Always ensure that all connections are secure and within the rated limits to prevent damage to the device or connected components.

(For reference only)