| Parameters | 
                                                                                                            
                                            | Mount | Surface Mount | 
                                                                            
                                            | Mounting Type | Surface Mount | 
                                                                            
                                            | Package / Case | 16-SOIC (0.154, 3.90mm Width) | 
                                                                            
                                            | Number of Pins | 16 | 
                                                                            
                                            | Weight | 547.485991mg | 
                                                                            
                                            | Operating Temperature | -40°C~150°C TJ | 
                                                                            
                                            | Packaging | Tube | 
                                                                            
                                            | Series | VIPer™ plus | 
                                                                            
                                            | JESD-609 Code | e4 | 
                                                                            
                                            | Part Status | Obsolete | 
                                                                            
                                            | Moisture Sensitivity Level (MSL) | 1  (Unlimited) | 
                                                                            
                                            | Number of Terminations | 16 | 
                                                                            
                                            | ECCN Code | EAR99 | 
                                                                            
                                            | Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) | 
                                                                            
                                            | Subcategory | Switching Regulator or Controllers | 
                                                                            
                                            | Max Power Dissipation | 12W | 
                                                                            
                                            | Terminal Position | DUAL | 
                                                                            
                                            | Terminal Form | GULL WING | 
                                                                            
                                            | Peak Reflow Temperature (Cel) | 260 | 
                                                                            
                                            | Number of Functions | 1 | 
                                                                            
                                            | Time@Peak Reflow Temperature-Max (s) | 30 | 
                                                                            
                                            | Base Part Number | VIPER15 | 
                                                                            
                                            | Pin Count | 16 | 
                                                                            
                                            | Number of Outputs | 1 | 
                                                                            
                                            | Input Voltage-Nom | 14V | 
                                                                            
                                            | Analog IC - Other Type | SWITCHING CONTROLLER | 
                                                                            
                                            | Operating Supply Current | 2.5mA | 
                                                                            
                                            | Output Current | 400mA | 
                                                                            
                                            | Voltage - Supply (Vcc/Vdd) | 8.5V~23.5V | 
                                                                            
                                            | Output Power | 10W | 
                                                                            
                                            | Input Voltage (Min) | 8.5V | 
                                                                            
                                            | Topology | Flyback | 
                                                                            
                                            | Control Mode | CURRENT-MODE | 
                                                                            
                                            | Frequency - Switching | 136kHz | 
                                                                            
                                            | Input Voltage (Max) | 23.5V | 
                                                                            
                                            | Control Technique | PULSE WIDTH MODULATION | 
                                                                            
                                            | Switcher Configuration | SINGLE | 
                                                                            
                                            | Internal Switch(s) | Yes | 
                                                                            
                                            | Fault Protection | Current Limiting, Over Temperature, Over Voltage | 
                                                                            
                                            | Output Isolation | Isolated | 
                                                                            
                                            | Voltage - Breakdown | 800V | 
                                                                            
                                            | Voltage - Start Up | 14V | 
                                                                            
                                            | Length | 10mm | 
                                                                            
                                            | Width | 3.9mm | 
                                                                            
                                            | Radiation Hardening | No | 
                                                                            
                                            | RoHS Status | ROHS3 Compliant | 
                                                                            
                                            | Lead Free | Lead Free | 
                                                                                                    
                            
                         
                                                VIPER15LD Overview
An embedded ac to dc converter is included in 16-SOIC (0.154, 3.90mm Width)  package.In Tube AC/DC power converter, it is available.There is a mounting point for this AC/DC converter in the way of Surface Mount .This ac dc converter should be operated at a temperature of -40°C~150°C TJ °C so that it can deliver its performance.A SWITCHING CONTROLLER analog integrated circuit is used in this AC DC converter.When the switching frequency reaches 136kHz , the circuit is closed.Within the range of 8.5V~23.5V supply voltage (Vcc/Vdd), it can be used.In total, there are 16  terminations.It contains 16 pins.The ac-dc converter has 16 pins.Surface Mount are the recommended mounting method for the ac dc converters.It is a member of VIPer? plus  manufacturer family.A similar acdc converter can be searched by using the VIPER15  family.A total of 1 outputs need to be run.Switching Regulator or Controllers contains the ac to dc conversions.In this AC to DC transformer, the output current is set to  400mA .On the basis of a unique technique, it is possible to ensure an input voltage with the maximum value of 23.5V .The output power of a coverter is assumed to be 10W .
VIPER15LD Features
Packaged with 16-SOIC (0.154, 3.90mm Width)
Switching Frequency at 136kHz
With 16 pins
Output Current at 400mA 
VIPER15LD Applications
There are a lot of STMicroelectronics VIPER15LD AC DC Converters applications. 
- Rice Cooker
- Auxiliary Power Supplies
- Adapter/Charger for Cell
- LED lights
- Standby and Auxiliary Power Supplies Set Top Boxes (STB)
- PDAs
- Air Conditioning
- Universal input AC/DC adapters (15W - 45W)
- Power adapters for network devices 
- White goods