| Parameters | 
                                                                                                            
                                            | Mount | Surface Mount | 
                                                                            
                                            | Mounting Type | Surface Mount | 
                                                                            
                                            | Package / Case | 8-TSSOP (0.173, 4.40mm Width) | 
                                                                            
                                            | Number of Pins | 8 | 
                                                                            
                                            | Weight | 39.008944mg | 
                                                                            
                                            | Operating Temperature | -55°C~150°C TJ | 
                                                                            
                                            | Packaging | Tube | 
                                                                            
                                            | JESD-609 Code | e4 | 
                                                                            
                                            | Part Status | Obsolete | 
                                                                            
                                            | Moisture Sensitivity Level (MSL) | 2  (1 Year) | 
                                                                            
                                            | Number of Terminations | 8 | 
                                                                            
                                            | ECCN Code | EAR99 | 
                                                                            
                                            | Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) | 
                                                                            
                                            | Subcategory | Switching Regulator or Controllers | 
                                                                            
                                            | Technology | BCDMOS | 
                                                                            
                                            | Terminal Position | DUAL | 
                                                                            
                                            | Terminal Form | GULL WING | 
                                                                            
                                            | Peak Reflow Temperature (Cel) | 260 | 
                                                                            
                                            | Number of Functions | 1 | 
                                                                            
                                            | Terminal Pitch | 0.65mm | 
                                                                            
                                            | Frequency | 1MHz | 
                                                                            
                                            | Base Part Number | UCC3809 | 
                                                                            
                                            | Pin Count | 8 | 
                                                                            
                                            | Number of Outputs | 1 | 
                                                                            
                                            | Output Voltage | 800mV | 
                                                                            
                                            | Input Voltage-Nom | 12V | 
                                                                            
                                            | Analog IC - Other Type | SWITCHING CONTROLLER | 
                                                                            
                                            | Output Current | 80mA | 
                                                                            
                                            | Voltage - Supply (Vcc/Vdd) | 8V~19V | 
                                                                            
                                            | Control Features | Frequency Control, Soft Start | 
                                                                            
                                            | Topology | Boost, Buck, Flyback, Forward | 
                                                                            
                                            | Control Mode | CURRENT-MODE | 
                                                                            
                                            | Control Technique | PULSE WIDTH MODULATION | 
                                                                            
                                            | Switcher Configuration | SINGLE | 
                                                                            
                                            | Internal Switch(s) | No | 
                                                                            
                                            | Max Duty Cycle | 70 % | 
                                                                            
                                            | Duty Cycle | 70% | 
                                                                            
                                            | Output Isolation | Isolated | 
                                                                            
                                            | Voltage - Start Up | 15V | 
                                                                            
                                            | Length | 4.4mm | 
                                                                            
                                            | Width | 3mm | 
                                                                            
                                            | RoHS Status | ROHS3 Compliant | 
                                                                            
                                            | Lead Free | Lead Free | 
                                                                                                    
                            
                         
                                                UCC3809PW-1 Overview
There is a ac to dc converter embedded in package 8-TSSOP (0.173, 4.40mm Width) .The AC/DC power converter type is Tube .The AC/DC converter is mounted in the way of Surface Mount .The ac dc converter needs to be operated at -55°C~150°C TJ °C in order to perform.This AC DC converter employs SWITCHING CONTROLLER  analog IC type.As long as the supply voltage (Vcc/Vdd) is within the range of 8V~19V , the AC/DC converter may be used.There have been 8 terminations of this program.A ac/dc converter with 8 pins is available.There are 8   pins on the ac-dc converter.Surface Mount are the recommended mounting method for the ac dc converters.If you select the UCC3809 family, you will be able to search for similar acdc converters.A total of 1 outputs need to be run.Switching Regulator or Controllers contains the ac to dc conversions.We are setting the output current to 80mA .Its output voltage is800mV .When operating at a frequency of 1MHz , AC to DC converter is capable of reaching high efficiency.
UCC3809PW-1 Features
Packaged with 8-TSSOP (0.173, 4.40mm Width)
With 8 pins
Output Current at 80mA 
UCC3809PW-1 Applications
There are a lot of Texas Instruments UCC3809PW-1 AC DC Converters applications. 
- AC?DC USB chargers for Cell Phones
- Low-Voltage I/O System Power
- Digital cameras
- Power adapters for monitors
- Standby power supplies for IR
- Portable audio
- Automotive Telematics
- Handheld/Battery-Powered Systems
- Tablets
- Small off-line low voltage power supplies