| Parameters | 
                                                                                                            
                                            | Height Seated (Max) | 4.7mm | 
                                                                            
                                            | Length | 10.29mm | 
                                                                            
                                            | Width | 8.405mm | 
                                                                            
                                            | Radiation Hardening | No | 
                                                                            
                                            | RoHS Status | Non-RoHS Compliant | 
                                                                            
                                            | Lead Free | Contains Lead | 
                                                                            
                                            | Factory Lead Time | 14 Weeks | 
                                                                            
                                            | Mounting Type | Surface Mount | 
                                                                            
                                            | Package / Case | TO-263-7, D2Pak (6 Leads + Tab), TO-263CB | 
                                                                            
                                            | Surface Mount | YES | 
                                                                            
                                            | Operating Temperature | -40°C~150°C TJ | 
                                                                            
                                            | Packaging | Tape & Reel (TR) | 
                                                                            
                                            | Published | 2005 | 
                                                                            
                                            | Series | TOPSwitch®-GX | 
                                                                            
                                            | JESD-609 Code | e0 | 
                                                                            
                                            | Pbfree Code | no | 
                                                                            
                                            | Part Status | Obsolete | 
                                                                            
                                            | Moisture Sensitivity Level (MSL) | 4  (72 Hours) | 
                                                                            
                                            | Number of Terminations | 6 | 
                                                                            
                                            | ECCN Code | EAR99 | 
                                                                            
                                            | Terminal Finish | Tin/Lead (Sn/Pb) | 
                                                                            
                                            | HTS Code | 8542.39.00.01 | 
                                                                            
                                            | Subcategory | Switching Regulator or Controllers | 
                                                                            
                                            | Max Power Dissipation | 79W | 
                                                                            
                                            | Technology | CMOS | 
                                                                            
                                            | Terminal Position | SINGLE | 
                                                                            
                                            | Terminal Form | GULL WING | 
                                                                            
                                            | Number of Functions | 1 | 
                                                                            
                                            | Terminal Pitch | 1.27mm | 
                                                                            
                                            | Pin Count | 4 | 
                                                                            
                                            | JESD-30 Code | R-PSSO-G6 | 
                                                                            
                                            | Output Voltage | 12V | 
                                                                            
                                            | Analog IC - Other Type | SWITCHING REGULATOR | 
                                                                            
                                            | Nominal Supply Current | 2.2mA | 
                                                                            
                                            | Control Features | Frequency Control | 
                                                                            
                                            | Topology | Flyback | 
                                                                            
                                            | Control Mode | VOLTAGE-MODE | 
                                                                            
                                            | Output Current-Max | 8.64A | 
                                                                            
                                            | Frequency - Switching | 66kHz~132kHz | 
                                                                            
                                            | Control Technique | PULSE WIDTH MODULATION | 
                                                                            
                                            | Switcher Configuration | SINGLE | 
                                                                            
                                            | Internal Switch(s) | Yes | 
                                                                            
                                            | Fault Protection | Current Limiting, Over Temperature, Over Voltage | 
                                                                            
                                            | Max Duty Cycle | 83 % | 
                                                                            
                                            | Max Supply Voltage (AC) | 265V | 
                                                                            
                                            | Duty Cycle | 66.8% | 
                                                                            
                                            | Output Isolation | Isolated | 
                                                                            
                                            | Voltage - Breakdown | 700V | 
                                                                            
                                            | Min Supply Voltage (AC) | 85V | 
                                                                                                    
                            
                         
                                                TOP249R-TL Overview
It is embedded in package TO-263-7, D2Pak (6 Leads + Tab), TO-263CB .Tape & Reel (TR) case is available for the ac dc converter.As you can see, this AC/DC converter is mounted in the way of Surface Mount .The ac dc converter should be operated at a temperature of -40°C~150°C TJ °C to deliver its optimal performance.Analog ICs of type SWITCHING REGULATOR are used in this AC DC converter.When the switching frequency reaches 66kHz~132kHz , the circuit is closed.There have been 6 terminations of this program.The pins of the ac-dc converter total to 4  .It is a member of TOPSwitch?-GX  manufacturer family.Switching Regulator or Controllers includes the ac to dc conversions.As a result, its output voltage is 12V .Ac to dc inverters can be powered by up to 8.64A current.There is a minimum supply voltage of 85V  across the converter.There is a maximum supply voltage of 265V across the converter.
TOP249R-TL Features
Packaged with TO-263-7, D2Pak (6 Leads + Tab), TO-263CB
Switching Frequency at 66kHz~132kHz
TOP249R-TL Applications
There are a lot of Power Integrations TOP249R-TL AC DC Converters applications. 
- Standby Power for General Off-Line Applications 
- Power adapters for monitors
- Appliances
- Adapter/Charger for  Cordless Phones
- Linear Adapter Replacements
- Home appliances
- Consumer electronics
- AC-DC Output Power Conversion Applications
- Low power ac?dc Adapters for Chargers
- Adapters