| Parameters | 
                                                                                                            
                                            | Lifecycle Status | OBSOLETE (Last Updated: 2 weeks ago) | 
                                                                            
                                            | Mount | Surface Mount | 
                                                                            
                                            | Mounting Type | Surface Mount | 
                                                                            
                                            | Package / Case | 8-SOIC (0.154, 3.90mm Width) | 
                                                                            
                                            | Number of Pins | 8 | 
                                                                            
                                            | Operating Temperature | -25°C~85°C TA | 
                                                                            
                                            | Packaging | Bulk | 
                                                                            
                                            | Published | 2000 | 
                                                                            
                                            | JESD-609 Code | e3 | 
                                                                            
                                            | Pbfree Code | yes | 
                                                                            
                                            | Part Status | Discontinued | 
                                                                            
                                            | Moisture Sensitivity Level (MSL) | 1  (Unlimited) | 
                                                                            
                                            | Number of Terminations | 8 | 
                                                                            
                                            | ECCN Code | EAR99 | 
                                                                            
                                            | Terminal Finish | Matte Tin (Sn) | 
                                                                            
                                            | Subcategory | Switching Regulator or Controllers | 
                                                                            
                                            | Technology | BIPOLAR | 
                                                                            
                                            | Terminal Position | DUAL | 
                                                                            
                                            | Terminal Form | GULL WING | 
                                                                            
                                            | Peak Reflow Temperature (Cel) | 260 | 
                                                                            
                                            | Number of Functions | 1 | 
                                                                            
                                            | Frequency | 500kHz | 
                                                                            
                                            | Time@Peak Reflow Temperature-Max (s) | 40 | 
                                                                            
                                            | Base Part Number | SG*842 | 
                                                                            
                                            | Pin Count | 8 | 
                                                                            
                                            | Number of Outputs | 1 | 
                                                                            
                                            | Operating Supply Voltage | 30V | 
                                                                            
                                            | Input Voltage-Nom | 15V | 
                                                                            
                                            | Analog IC - Other Type | SWITCHING CONTROLLER | 
                                                                            
                                            | Output Current | 200mA | 
                                                                            
                                            | Voltage - Supply (Vcc/Vdd) | 10V~30V | 
                                                                            
                                            | Quiescent Current | 11mA | 
                                                                            
                                            | Control Features | Frequency Control | 
                                                                            
                                            | Topology | Flyback | 
                                                                            
                                            | Control Mode | CURRENT-MODE | 
                                                                            
                                            | Frequency - Switching | 100Hz~500kHz | 
                                                                            
                                            | Input Voltage (Max) | 25V | 
                                                                            
                                            | Control Technique | PULSE WIDTH MODULATION | 
                                                                            
                                            | Rise Time | 50ns | 
                                                                            
                                            | Switcher Configuration | SINGLE | 
                                                                            
                                            | Internal Switch(s) | No | 
                                                                            
                                            | Fault Protection | Current Limiting | 
                                                                            
                                            | Max Duty Cycle | 100 % | 
                                                                            
                                            | Duty Cycle | 95% | 
                                                                            
                                            | Output Isolation | Isolated | 
                                                                            
                                            | Voltage - Start Up | 16V | 
                                                                            
                                            | RoHS Status | RoHS Compliant | 
                                                                            
                                            | Lead Free | Lead Free | 
                                                                                                    
                            
                         
                                                SG2842DM Overview
This ac to dc converter is included in the package 8-SOIC (0.154, 3.90mm Width) .The AC/DC power converter Bulk is available for this product.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 -25°C~85°C TA in order to ensure its performance.This AC DC converter employs SWITCHING CONTROLLER  analog IC type.At this point, the switching frequency reaches 100Hz~500kHz .A range of 10V~30V supply voltages (Vcc/Vdd) can be used.There are a total of 8  terminations.It contains 8 pins.There are a total of 8   pins on the ac-dc converter.The ac dc converters are suitable for mounting by Surface Mount .Similar acdc converters can be found using the SG*842  family.There are 1  outputs to be processed.The ac to dc conversions can be found in Switching Regulator or Controllers .AC to DC converter is set to 200mA for the output current.When operating at a frequency of 500kHz , AC to DC converter is capable of reaching high efficiency.On the basis of a unique technique, it is possible to ensure an input voltage with the maximum value of 25V .When the supply voltage is 30V , the interface IC may conduct.When set to 11mA , AC to DC converter consumes quiescent current.
SG2842DM Features
Packaged with 8-SOIC (0.154, 3.90mm Width)
Switching Frequency at 100Hz~500kHz
With 8 pins
Output Current at 200mA 
Operating Supply Voltage at the range of 30V
SG2842DM Applications
There are a lot of Microsemi Corporation SG2842DM AC DC Converters applications. 
- Battery chargers for cellular phones
- Chargers for cell/cordless phones
- Replaces linear transformers 
- Small off-line low voltage power supplies
- Universal Off-Line Power Supplies
- SMPS house keeping power supplies
- Universal input AC/DC adapters (15W - 45W)
- Set -Top Box (STB) Power Supply
- AC?DC USB chargers for Cell Phones
- AC?DC USB chargers for Tablets