| Parameters | 
                                                                                                            
                                            | Mfr | Texas Instruments | 
                                                                            
                                            | Series | Impedance Track™ | 
                                                                            
                                            | Package | Tape & Reel (TR) | 
                                                                            
                                            | Product Status | Obsolete | 
                                                                            
                                            | Function | Multi-Function Controller | 
                                                                            
                                            | Battery Chemistry | Lithium Ion | 
                                                                            
                                            | Number of Cells | 1 | 
                                                                            
                                            | Fault Protection | Over Temperature | 
                                                                            
                                            | Interface | I²C | 
                                                                            
                                            | Operating Temperature | -40°C ~ 85°C (TA) | 
                                                                            
                                            | Mounting Type | Surface Mount | 
                                                                            
                                            | Package / Case | 12-VFDFN Exposed Pad | 
                                                                            
                                            | Supplier Device Package | 12-SON (2.5x4) | 
                                                                            
                                            | Base Product Number | BQ27541 | 
                                                                            
                                            | RoHS Status | ROHS3 Compliant | 
                                                                            
                                            | Moisture Sensitivity Level (MSL) | 2  (1 Year) | 
                                                                            
                                            | REACH Status | REACH Unaffected | 
                                                                            
                                            | ECCN | EAR99 | 
                                                                            
                                            | HTSUS | 8542.39.0001 | 
                                                                            
                                            | Standard Package | 3,000 | 
                                                                                                    
                            
                         
                                                Battery Multi-Function Controller IC Lithium Ion 12-SON (2.5x4)