| Parameters | 
                                
                                                                                                            
                                            | Mount | 
                                            Surface Mount | 
                                        
                                                                            
                                            | Mounting Type | 
                                            Surface Mount | 
                                        
                                                                            
                                            | Package / Case | 
                                            14-SOIC (0.154, 3.90mm Width) | 
                                        
                                                                            
                                            | Number of Pins | 
                                            14 | 
                                        
                                                                            
                                            | Weight | 
                                            218.3mg | 
                                        
                                                                            
                                            | Operating Temperature | 
                                            0°C~70°C TA | 
                                        
                                                                            
                                            | Packaging | 
                                            Tube | 
                                        
                                                                            
                                            | Pbfree Code | 
                                            yes | 
                                        
                                                                            
                                            | Part Status | 
                                            Obsolete | 
                                        
                                                                            
                                            | Moisture Sensitivity Level (MSL) | 
                                            1  (Unlimited) | 
                                        
                                                                            
                                            | Number of Terminations | 
                                            14 | 
                                        
                                                                            
                                            | Terminal Position | 
                                            DUAL | 
                                        
                                                                            
                                            | Terminal Form | 
                                            GULL WING | 
                                        
                                                                            
                                            | Number of Functions | 
                                            1 | 
                                        
                                                                            
                                            | Base Part Number | 
                                            KA3842 | 
                                        
                                                                            
                                            | Number of Outputs | 
                                            1 | 
                                        
                                                                            
                                            | Input Voltage-Nom | 
                                            15V | 
                                        
                                                                            
                                            | Analog IC - Other Type | 
                                            SWITCHING CONTROLLER | 
                                        
                                                                            
                                            | Operating Supply Current | 
                                            17mA | 
                                        
                                                                            
                                            | Output Current | 
                                            1A | 
                                        
                                                                            
                                            | Voltage - Supply (Vcc/Vdd) | 
                                            10V~30V | 
                                        
                                                                            
                                            | Max Supply Current | 
                                            17mA | 
                                        
                                                                            
                                            | Control Features | 
                                            Frequency Control | 
                                        
                                                                            
                                            | Control Mode | 
                                            CURRENT-MODE | 
                                        
                                                                            
                                            | Frequency - Switching | 
                                            Up to 500kHz | 
                                        
                                                                            
                                            | Input Voltage (Max) | 
                                            25V | 
                                        
                                                                            
                                            | Control Technique | 
                                            PULSE WIDTH MODULATION | 
                                        
                                                                            
                                            | Rise Time | 
                                            45ns | 
                                        
                                                                            
                                            | Fall Time (Typ) | 
                                            35 ns | 
                                        
                                                                            
                                            | Internal Switch(s) | 
                                            No | 
                                        
                                                                            
                                            | Max Duty Cycle | 
                                            100 % | 
                                        
                                                                            
                                            | Duty Cycle | 
                                            97% | 
                                        
                                                                            
                                            | Voltage - Start Up | 
                                            16V | 
                                        
                                                                            
                                            | Length | 
                                            8.56mm | 
                                        
                                                                            
                                            | Width | 
                                            3.95mm | 
                                        
                                                                            
                                            | RoHS Status | 
                                            RoHS Compliant | 
                                        
                                                                            
                                            | Lead Free | 
                                            Lead Free | 
                                        
                                                                                                    
                            
                         
                                                KA3842BD Overview
There is a ac to dc converter embedded in package 14-SOIC (0.154, 3.90mm Width) .There is a AC/DC power converter of Tube available.Surface Mount mounts this AC/DC converter.For the ac dc converter to perform properly, it should be operated at a temperature of 0°C~70°C TA °C.Analog ICs of type SWITCHING CONTROLLER are used in this AC DC converter.Up to 500kHz is the switching frequency.A range of 10V~30V supply voltages (Vcc/Vdd) can be used.There are a total of 14 terminations in it.The ac/dc converter has 14 pins.The ac dc converters is suitable for mounting by Surface Mount .If you select the KA3842 family, you will be able to search for similar acdc converters.Running 1 outputs is available.Current output is set to 1A .Using a unique technique, a voltage with a maximum value of 25V can be ensured.The maximum supply current AC to DC converter can handle is 17mA .
KA3842BD Features
Packaged with 14-SOIC (0.154, 3.90mm Width)
Switching Frequency at Up to 500kHz
With 14 pins
Output Current at 1A 
KA3842BD Applications
There are a lot of ON Semiconductor KA3842BD AC DC Converters applications. 
- AC/DC Adaptors/Chargers for Cell Phones
 - RCC SMPS
 - Adapters for Handheld Electronics
 - Adapters
 - Automotive Telematics
 - Air conditioners
 - ZigBee
 - Standby power supplies for VCR
 - Dimmers
 - AC?DC USB chargers for Cameras