| Parameters | 
                                
                                                                                                            
                                            | Factory Lead Time | 
                                            11 Weeks | 
                                        
                                                                            
                                            | Mounting Type | 
                                            Surface Mount | 
                                        
                                                                            
                                            | Package / Case | 
                                            1411 (3528 Metric) | 
                                        
                                                                            
                                            | Operating Temperature | 
                                            -55°C~125°C | 
                                        
                                                                            
                                            | Packaging | 
                                            Tape & Reel (TR) | 
                                        
                                                                            
                                            | Series | 
                                            KO-CAP® T591 | 
                                        
                                                                            
                                            | Size / Dimension | 
                                            0.138Lx0.110W 3.50mmx2.80mm | 
                                        
                                                                            
                                            | Tolerance | 
                                            ±20% | 
                                        
                                                                            
                                            | Feature | 
                                            General Purpose | 
                                        
                                                                            
                                            | Part Status | 
                                            Active | 
                                        
                                                                            
                                            | Moisture Sensitivity Level (MSL) | 
                                            3  (168 Hours) | 
                                        
                                                                            
                                            | Type | 
                                            Molded | 
                                        
                                                                            
                                            | Voltage - Rated | 
                                            50V | 
                                        
                                                                            
                                            | Capacitance | 
                                            2.2μF | 
                                        
                                                                            
                                            | ESR (Equivalent Series Resistance) | 
                                            150mOhm @ 100kHz | 
                                        
                                                                            
                                            | Lifetime @ Temp | 
                                            2000 Hrs @ 125°C | 
                                        
                                                                            
                                            | Manufacturer Size Code | 
                                            B | 
                                        
                                                                            
                                            | Height Seated (Max) | 
                                            0.083 2.10mm | 
                                        
                                                                            
                                            | RoHS Status | 
                                            ROHS3 Compliant | 
                                        
                                                                                                    
                            
                         
                                                T591B225M050ATE150 Overview
ESRs (Equivalent Series Resistances) ought to be kept at 150mOhm @ 100kHz for high efficiency.Capacitance is 2.2μF, so it operates with no capacitance.There is a voltage rating of -55°C~125°Cv - Rated AC.High efficiency is enabled by the voltage rating of 50V.It has a maximum seated height of 0.083 2.10mm°C, which enables stable operation.
T591B225M050ATE150 Features
a 150mOhm @ 100kHz ESR (Equivalent Series Resistance)
with a capacitance of 2.2μF
an AC voltage of -55°C~125°C
the voltage rating of 50V
T591B225M050ATE150 Applications
There are a lot of KEMET T591B225M050ATE150 applications of tantalum polymer capacitors. 
- Notebook
 - LCD TV
 - Power supplies
 - Tablets 
 - Smart phone