| Parameters | 
                                                                                                            
                                            | Mounting Type | Surface Mount | 
                                                                            
                                            | Package / Case | 8-SOIC (0.154, 3.90mm Width) | 
                                                                            
                                            | Surface Mount | YES | 
                                                                            
                                            | Operating Temperature | 0°C~150°C TJ | 
                                                                            
                                            | Packaging | Tape & Reel (TR) | 
                                                                            
                                            | JESD-609 Code | e0 | 
                                                                            
                                            | Pbfree Code | no | 
                                                                            
                                            | Part Status | Obsolete | 
                                                                            
                                            | Moisture Sensitivity Level (MSL) | 3  (168 Hours) | 
                                                                            
                                            | Number of Terminations | 8 | 
                                                                            
                                            | Terminal Finish | TIN LEAD | 
                                                                            
                                            | Technology | CMOS | 
                                                                            
                                            | Terminal Position | DUAL | 
                                                                            
                                            | Terminal Form | GULL WING | 
                                                                            
                                            | Peak Reflow Temperature (Cel) | 240 | 
                                                                            
                                            | Number of Functions | 1 | 
                                                                            
                                            | Terminal Pitch | 1.27mm | 
                                                                            
                                            | Time@Peak Reflow Temperature-Max (s) | 30 | 
                                                                            
                                            | Pin Count | 8 | 
                                                                            
                                            | JESD-30 Code | R-PDSO-G8 | 
                                                                            
                                            | Input Voltage-Nom | 11V | 
                                                                            
                                            | Analog IC - Other Type | SWITCHING CONTROLLER | 
                                                                            
                                            | Voltage - Supply (Vcc/Vdd) | 7.6V~16V | 
                                                                            
                                            | Input Voltage (Min) | 8.3V | 
                                                                            
                                            | Topology | Flyback | 
                                                                            
                                            | Control Mode | CURRENT-MODE | 
                                                                            
                                            | Output Current-Max | 0.5A | 
                                                                            
                                            | Frequency - Switching | 133kHz | 
                                                                            
                                            | Control Technique | PULSE WIDTH MODULATION | 
                                                                            
                                            | Switcher Configuration | SINGLE | 
                                                                            
                                            | Internal Switch(s) | No | 
                                                                            
                                            | Fault Protection | Over Load, Over Temperature, Short Circuit | 
                                                                            
                                            | Duty Cycle | 74% | 
                                                                            
                                            | Output Isolation | Isolated | 
                                                                            
                                            | Voltage - Start Up | 12.8V | 
                                                                            
                                            | Height Seated (Max) | 1.75mm | 
                                                                            
                                            | Length | 4.9mm | 
                                                                            
                                            | Width | 3.9mm | 
                                                                            
                                            | RoHS Status | Non-RoHS Compliant | 
                                                                                                    
                            
                         
                                                NCP1217D133R2 Overview
There is a ac to dc converter embedded in package 8-SOIC (0.154, 3.90mm Width) .The AC/DC power converter type is Tape & Reel (TR) .As you can see, this AC/DC converter is mounted in the way of Surface Mount .It is recommended that the ac dc converter be operated at a temperature of 0°C~150°C TJ °C in order to achieve its full performance.This AC DC converter employs SWITCHING CONTROLLER  analog IC type.In this AC to DC transformer, the switching frequency is 133kHz .Vcc/Vdd can be used within the range of 7.6V~16V supply voltage.As a result, it has a total of 8  terminations.Up to 8 pins are present on the ac-dc converter.In theory, the maximum current that can be supplied to the ac to dc inverter is 0.5A .
NCP1217D133R2 Features
Packaged with 8-SOIC (0.154, 3.90mm Width)
Switching Frequency at 133kHz
NCP1217D133R2 Applications
There are a lot of Rochester Electronics, LLC NCP1217D133R2 AC DC Converters applications. 
- WiFi Wireless
- Adapter for ADSL 
- Standby and Auxiliary Power Supplies Set Top Boxes (STB)
- Universal input AC/DC adapters (15W - 45W)
- Standby power supplies for IR
- AC?DC USB chargers for Tablets 
- Power Adaptors
- Charger
- Air Conditioning
- Universal Off-Line Power Supplies