| Parameters | 
                                                                                                            
                                            | Factory Lead Time | 6 Weeks | 
                                                                            
                                            | Lifecycle Status | ACTIVE (Last Updated: 2 days ago) | 
                                                                            
                                            | Contact Plating | Gold | 
                                                                            
                                            | Mounting Type | Surface Mount | 
                                                                            
                                            | Package / Case | 8-TSSOP (0.173, 4.40mm Width) | 
                                                                            
                                            | Surface Mount | YES | 
                                                                            
                                            | Number of Pins | 8 | 
                                                                            
                                            | Weight | 33.594185mg | 
                                                                            
                                            | Operating Temperature | -20°C~70°C TA | 
                                                                            
                                            | Packaging | Tape & Reel (TR) | 
                                                                            
                                            | JESD-609 Code | e4 | 
                                                                            
                                            | Pbfree Code | yes | 
                                                                            
                                            | Part Status | Active | 
                                                                            
                                            | Moisture Sensitivity Level (MSL) | 2 (1 Year) | 
                                                                            
                                            | Number of Terminations | 8 | 
                                                                            
                                            | Terminal Position | DUAL | 
                                                                            
                                            | Terminal Form | GULL WING | 
                                                                            
                                            | Peak Reflow Temperature (Cel) | 260 | 
                                                                            
                                            | Supply Voltage | 3.6V | 
                                                                            
                                            | Terminal Pitch | 0.65mm | 
                                                                            
                                            | Base Part Number | BQ2019 | 
                                                                            
                                            | Function | Battery Monitor | 
                                                                            
                                            | Interface | HDQ | 
                                                                            
                                            | Max Supply Voltage | 5.5V | 
                                                                            
                                            | Min Supply Voltage | 2.8V | 
                                                                            
                                            | Analog IC - Other Type | ANALOG CIRCUIT | 
                                                                            
                                            | Battery Chemistry | Multi-Chemistry | 
                                                                            
                                            | Number of Cells | 1 ~ 3 | 
                                                                            
                                            | Height | 1.2mm | 
                                                                            
                                            | Length | 3mm | 
                                                                            
                                            | Width | 4.4mm | 
                                                                            
                                            | Thickness | 1mm | 
                                                                            
                                            | Radiation Hardening | No | 
                                                                            
                                            | RoHS Status | ROHS3 Compliant | 
                                                                            
                                            | Lead Free | Lead Free | 
                                                                                                    
                            
                         
                                                BQ2019PWRG4 Overview
It is appropriate for the 8-TSSOP (0.173, 4.40mm Width) package. This power IC uses an analog IC called ANALOG CIRCUIT. It has a total of 8 pins. Tape & Reel (TR) cases are used for packaging. The voltage supply for this electric component should not be less than 2.8V volts. There is a space in between this electrical part and Surface Mount. Its supply voltage should not exceed 5.5V volts. A Battery Monitor function can be delivered by battery instrument. Optimal performance of the electric part depends on operating temperature at -20°C~70°C TA. The battery chemistry of this electronic component includes Multi-Chemistry. It is always recommended that this battery protection IC is set to 3.6V. This is a family based on BQ2019. 
BQ2019PWRG4 Features
Available in 8-TSSOP (0.173, 4.40mm Width) Package 
with 8 Pins
Mounting Type: Surface Mount
Battery Chemistry : Multi-Chemistry
operate supply voltage at the range of 3.6V
BQ2019PWRG4 Applications
There are a lot of Texas Instruments BQ2019PWRG4 Battery Management ICs applications. 
- IH rice cooker
- 3-wheelers
- Refrigerator
- Hybrid electric vehicles
- Air conditioner
- Wearables
- Weather stations
- On-board battery charger
- Industrial machines
- Infotainment/cluster