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BQ24745RHDR

Constant - Programmable BQ24745 28-VFQFN Exposed Pad Tape & Reel (TR) 20V 8A 28 Terminals 28 Pin

Manufacturer: Texas Instruments
Origchip NO: 815-BQ24745RHDR
Package: 28-VFQFN Exposed Pad
Datasheet: -
Stock: 161
Description: Constant - Programmable BQ24745 28-VFQFN Exposed Pad Tape & Reel (TR) 20V 8A 28 Terminals 28 Pin (Kg)

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Details

Tags

Parameters
Lifecycle Status	NRND (Last Updated: 4 days ago)
Contact Plating	Gold
Mounting Type	Surface Mount
Package / Case	28-VFQFN Exposed Pad
Surface Mount	YES
Number of Pins	28
Weight	70.788759mg
Operating Temperature	-40°C~125°C TJ
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	28
ECCN Code	EAR99
HTS Code	8542.39.00.01
Subcategory	Power Management Circuits
Terminal Position	QUAD
Peak Reflow Temperature (Cel)	260
Number of Functions	1
Supply Voltage	20V
Base Part Number	BQ24745
Pin Count	28
Output Voltage	19.2V
Number of Channels	1
Interface	I2C
Max Supply Voltage	24V
Min Supply Voltage	7V
Analog IC - Other Type	POWER SUPPLY SUPPORT CIRCUIT
Output Current	8A
Adjustable Threshold	YES
Min Input Voltage	7V
Supply Current-Max (Isup)	12mA
Nominal Input Voltage	24V
Threshold Voltage	+2.4V
Fault Protection	Over Voltage
Battery Chemistry	Multi-Chemistry
Number of Cells	2 ~ 4
Switching Frequency	300kHz
Current - Charging	Constant - Programmable
Charge Current - Max	8.064A
Battery Pack Voltage	19.2V Max
Height	1mm
Length	5mm
Width	5mm
Thickness	900μm
Radiation Hardening	No
RoHS Status	ROHS3 Compliant
Lead Free	Lead Free

BQ24745RHDR Overview

The Tape & Reel (TR) package contains it.With this item, there is a 28-VFQFN Exposed Pad package that comes with it.There is a mounting type of Surface Mount for this device.To ensure reliable performance, the temperature should be set to -40°C~125°C TJ.It functions by using an analog IC called POWER SUPPLY SUPPORT CIRCUIT.Charge the device by providing it with Constant - Programmable current.There are related parts to this device according to the base part number BQ24745.As you can see, it has 28 terminations in it.The battery pack has 19.2V Max.This board has 28 pins, making it very simple to construct.On the device, it is listed as having a charge current of 8.064A.This product requires that a total of 28 pins be connected in order for it to work correctly.The number of available channels is 1.This should be able to operate off of a battery that has a voltage of 20V.It is important that the supply voltage does not exceed 24V for the device to work properly.The possibility of optimal efficiency exists if 19.2V output voltage is used as the output voltage.In order to operate, an output current of 8A is used.This device is classified as Power Management Circuits under the subcategory.It can function at as low a supply voltage as possible, such as 7V.It was determined during the design process that Vsup (maximum supply voltage) should be set to 12mA.The input voltage is set to 7V volts.As far as switching frequency is concerned, the part runs at 300kHz.