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BQ24257RGER

Constant - Programmable BQ24257 24-VFQFN Exposed Pad Tape & Reel (TR) 5V 2A 24 Terminals

Manufacturer: Texas Instruments
Origchip NO: 815-BQ24257RGER
Package: 24-VFQFN Exposed Pad
Datasheet: -
Stock: 809
Description: Constant - Programmable BQ24257 24-VFQFN Exposed Pad Tape & Reel (TR) 5V 2A 24 Terminals (Kg)

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Details

Tags

Parameters
Lifecycle Status	NRND (Last Updated: 3 days ago)
Contact Plating	Gold
Mount	Surface Mount
Mounting Type	Surface Mount
Package / Case	24-VFQFN Exposed Pad
Number of Pins	24
Operating Temperature	-40°C~85°C TA
Packaging	Tape & Reel (TR)
JESD-609 Code	e4
Pbfree Code	yes
Part Status	Not For New Designs
Moisture Sensitivity Level (MSL)	2 (1 Year)
Number of Terminations	24
ECCN Code	EAR99
Terminal Position	QUAD
Terminal Form	NO LEAD
Peak Reflow Temperature (Cel)	260
Number of Functions	1
Supply Voltage	5V
Terminal Pitch	0.5mm
Time@Peak Reflow Temperature-Max (s)	NOT SPECIFIED
Base Part Number	BQ24257
Output Voltage	4.2V
Supply Voltage-Min (Vsup)	4.35V
Number of Channels	1
Interface	I2C, USB
Max Supply Voltage	6.5V
Analog IC - Other Type	POWER SUPPLY MANAGEMENT CIRCUIT
Operating Supply Current	13mA
Output Current	2A
Adjustable Threshold	YES
Supply Current-Max (Isup)	5mA
Threshold Voltage	+3.35V
Fault Protection	Over Temperature, Over Voltage
Battery Chemistry	Multi-Chemistry
Number of Cells	1
Switching Frequency	3kHz
Programmable Features	Timer
Current - Charging	Constant - Programmable
Battery Pack Voltage	4.44V Max
Height	1mm
Length	4mm
Width	4mm
Thickness	880μm
RoHS Status	ROHS3 Compliant
Lead Free	Lead Free

BQ24257RGER Overview

There is an Tape & Reel (TR) package that contains it. The package that is included with it comes in the shape of a 24-VFQFN Exposed Pad.There is a mounting type Surface Mount specified for the device.The best thing to do is to set the temperature to -40°C~85°C TA.A analog IC of POWER SUPPLY MANAGEMENT CIRCUIT has been used in the design of this device.Charge the device by providing it with Constant - Programmable current.There are related parts to this device according to the base part number BQ24257.It is possible to find a total of 24 terminations.As far as the battery pack is concerned, it is 4.44V Max.Serveral programmable features like Timer.The product is able to function with the help of 24 pins that are required.A total of 1 channels are available for use.Using a 5V battery should be enough to run it.Applied input voltage of 6.5V does not damage the device.In the case of a 4.2V output voltage, high efficiency is possible.When the operation is completed, the output current is 2A.In terms of the mounting, it is mounted in the way indicated by Surface Mount as far as the mounting is concerned.During the design process, Vsup (maximum supply voltage) was set to 5mA.The gadget's supply current is set to 13mA.The part has 3kHz switching frequency.It is important to keep the power supply voltage (Vsup) above 4.35V so that normal operation can take place.