| Parameters | 
                                
                                                                                                            
                                            | Min Input Voltage | 
                                            4.3V | 
                                        
                                                                            
                                            | Control Mode | 
                                            VOLTAGE-MODE | 
                                        
                                                                            
                                            | Control Technique | 
                                            PULSE WIDTH MODULATION | 
                                        
                                                                            
                                            | Supply Current-Max (Isup) | 
                                            5mA | 
                                        
                                                                            
                                            | Nominal Input Voltage | 
                                            16V | 
                                        
                                                                            
                                            | Switcher Configuration | 
                                            BUCK | 
                                        
                                                                            
                                            | Fault Protection | 
                                            Over Temperature, Over Voltage | 
                                        
                                                                            
                                            | Battery Chemistry | 
                                            Lithium Ion/Polymer | 
                                        
                                                                            
                                            | Number of Cells | 
                                            1 ~ 2 | 
                                        
                                                                            
                                            | Switching Frequency | 
                                            1.1MHz | 
                                        
                                                                            
                                            | Programmable Features | 
                                            Current, Timer | 
                                        
                                                                            
                                            | Current - Charging | 
                                            Constant - Programmable | 
                                        
                                                                            
                                            | Battery Pack Voltage | 
                                            8.4V | 
                                        
                                                                            
                                            | Height | 
                                            1mm | 
                                        
                                                                            
                                            | Length | 
                                            4.5mm | 
                                        
                                                                            
                                            | Width | 
                                            3.5mm | 
                                        
                                                                            
                                            | Thickness | 
                                            900μm | 
                                        
                                                                            
                                            | Radiation Hardening | 
                                            No | 
                                        
                                                                            
                                            | REACH SVHC | 
                                            No SVHC | 
                                        
                                                                            
                                            | RoHS Status | 
                                            ROHS3 Compliant | 
                                        
                                                                            
                                            | Lead Free | 
                                            Lead Free | 
                                        
                                                                            
                                            | Factory Lead Time | 
                                            6 Weeks | 
                                        
                                                                            
                                            | Lifecycle Status | 
                                            ACTIVE (Last Updated: 4 days ago) | 
                                        
                                                                            
                                            | Contact Plating | 
                                            Gold | 
                                        
                                                                            
                                            | Mounting Type | 
                                            Surface Mount | 
                                        
                                                                            
                                            | Package / Case | 
                                            20-VFQFN Exposed Pad | 
                                        
                                                                            
                                            | Surface Mount | 
                                            YES | 
                                        
                                                                            
                                            | Number of Pins | 
                                            20 | 
                                        
                                                                            
                                            | Weight | 
                                            47.287005mg | 
                                        
                                                                            
                                            | Operating Temperature | 
                                            -40°C~85°C TA | 
                                        
                                                                            
                                            | Packaging | 
                                            Tape & Reel (TR) | 
                                        
                                                                            
                                            | Series | 
                                            bqSWITCHER™ | 
                                        
                                                                            
                                            | JESD-609 Code | 
                                            e4 | 
                                        
                                                                            
                                            | Pbfree Code | 
                                            yes | 
                                        
                                                                            
                                            | Part Status | 
                                            Active | 
                                        
                                                                            
                                            | Moisture Sensitivity Level (MSL) | 
                                            2  (1 Year) | 
                                        
                                                                            
                                            | Number of Terminations | 
                                            20 | 
                                        
                                                                            
                                            | ECCN Code | 
                                            EAR99 | 
                                        
                                                                            
                                            | HTS Code | 
                                            8542.39.00.01 | 
                                        
                                                                            
                                            | Terminal Position | 
                                            QUAD | 
                                        
                                                                            
                                            | Peak Reflow Temperature (Cel) | 
                                            260 | 
                                        
                                                                            
                                            | Number of Functions | 
                                            1 | 
                                        
                                                                            
                                            | Terminal Pitch | 
                                            0.5mm | 
                                        
                                                                            
                                            | Base Part Number | 
                                            BQ24103 | 
                                        
                                                                            
                                            | Pin Count | 
                                            20 | 
                                        
                                                                            
                                            | Output Voltage | 
                                            4.2V | 
                                        
                                                                            
                                            | Max Supply Voltage | 
                                            16V | 
                                        
                                                                            
                                            | Min Supply Voltage | 
                                            4.35V | 
                                        
                                                                            
                                            | Analog IC - Other Type | 
                                            BATTERY CHARGE CONTROLLER | 
                                        
                                                                            
                                            | Output Current | 
                                            2A | 
                                        
                                                                                                    
                            
                         
                                                BQ24103ARHLR Overview
There is an Tape & Reel (TR) package that contains it. To make it easier for you, it is included with the 20-VFQFN Exposed Pad package.It appears that the device's mounting type is Surface Mount.If you wish to ensure reliable performance, set the temperature to -40°C~85°C TA.This device makes use of an analog IC called BATTERY CHARGE CONTROLLER in order to provide its functionality.Charge the device by providing it with Constant - Programmable current.It is possible to find related parts of this device by using the base part number BQ24103.It contains a total of 20 terminations.For the battery pack, it is 8.4V.20 pins are on it in total.Current, Timer are a programmable feature.It requires pins 20 to function.There is no damage to the device if an input voltage of 16V is applied.In the case of a 4.2V output voltage, high efficiency is possible.In order to operate, an output current of 2A is used.Using a supply voltage as low as 4.35V will allow it to function.During the design process, Vsup (maximum supply voltage) was set to 5mA.This component is a member of the electrical component series bqSWITCHER?.Input voltage minimum is 4.3V volts, which is a requirement of the device.In this particular part, the switching frequency is set to 1.1MHz.
BQ24103ARHLR Features
Battery pack voltage of 8.4V
Switching frequency of 1.1MHz
20-VFQFN Exposed Pad package
BQ24103ARHLR Applications
There are a lot of Texas Instruments BQ24103ARHLR Battery Chargers ICs applications. 
- Fast charge
 - GPS portable devices
 - Pallet jacks
 - Power tools
 - Painting boat
 - Wireless headphones
 - Smart cameras
 - Industrial handhelds
 - Industrial lighting
 - Tablets