| Parameters | 
                                                                                                            
                                            | Mounting Type | Surface Mount | 
                                                                            
                                            | Package / Case | 16-SOIC (0.295, 7.50mm Width) | 
                                                                            
                                            | Surface Mount | YES | 
                                                                            
                                            | Operating Temperature | 0°C~70°C TA | 
                                                                            
                                            | Packaging | Tube | 
                                                                            
                                            | JESD-609 Code | e0 | 
                                                                            
                                            | Pbfree Code | no | 
                                                                            
                                            | Part Status | Obsolete | 
                                                                            
                                            | Moisture Sensitivity Level (MSL) | 1  (Unlimited) | 
                                                                            
                                            | Number of Terminations | 16 | 
                                                                            
                                            | Terminal Finish | TIN LEAD | 
                                                                            
                                            | Terminal Position | DUAL | 
                                                                            
                                            | Terminal Form | GULL WING | 
                                                                            
                                            | Peak Reflow Temperature (Cel) | 245 | 
                                                                            
                                            | Number of Functions | 1 | 
                                                                            
                                            | Supply Voltage | 5V | 
                                                                            
                                            | Terminal Pitch | 1.27mm | 
                                                                            
                                            | Reach Compliance Code | unknown | 
                                                                            
                                            | Time@Peak Reflow Temperature-Max (s) | NOT SPECIFIED | 
                                                                            
                                            | Pin Count | 16 | 
                                                                            
                                            | JESD-30 Code | R-PDSO-G16 | 
                                                                            
                                            | Number of Outputs | 4 | 
                                                                            
                                            | Qualification Status | COMMERCIAL | 
                                                                            
                                            | Output Type | P-Channel | 
                                                                            
                                            | Supply Voltage-Max (Vsup) | 5.5V | 
                                                                            
                                            | Supply Voltage-Min (Vsup) | 3V | 
                                                                            
                                            | Interface | On/Off | 
                                                                            
                                            | Analog IC - Other Type | ANALOG CIRCUIT | 
                                                                            
                                            | Current - Output (Max) | 300mA | 
                                                                            
                                            | Output Configuration | High Side | 
                                                                            
                                            | Voltage - Supply (Vcc/Vdd) | 4.5V~5.5V | 
                                                                            
                                            | Input Type | Non-Inverting | 
                                                                            
                                            | Switch Type | Latched Driver | 
                                                                            
                                            | Ratio - Input:Output | 1:1 | 
                                                                            
                                            | Voltage - Load | 3V~5.5V | 
                                                                            
                                            | Rds On (Typ) | 67m Ω | 
                                                                            
                                            | Height Seated (Max) | 2.65mm | 
                                                                            
                                            | Length | 10.3mm | 
                                                                            
                                            | Width | 7.5mm | 
                                                                            
                                            | RoHS Status | Non-RoHS Compliant | 
                                                                                                    
                            
                         
                                                DS1640S Overview
The LED driver's packaged as a Tube.There is a 16-SOIC (0.295, 7.50mm Width) package that includes it.This LED driving board is mounted using the mounting type Surface Mount.There is a switch type of Latched Driver.To ensure reliable operation, the temperature should be set to 0°C~70°C TA.There are 4 outputs available on this lighting driver.Operation is based on a supply voltage of 4.5V~5.5V.Voltage output is P-Channel volts at maximum.A total of 16 terminations have been found in it.It contains 1 functions.The LED driver output is limited to 300mAV.It is possible to achieve a high level of efficiency with a supply voltage of 5V.In total, it has 16 pins.In this case, Vsup (maximum supply voltage) is set to 5.5V.Normal operation requires a voltage above 3V for the supply voltage.In this case, the analog IC in this gadget is ANALOG CIRCUIT.
DS1640S Features
Supplied from 5V
DS1640S Applications
There are a lot of Rochester Electronics, LLC DS1640S Power Switches ICs applications. 
- Set-Top Boxes
- PDAs
- Portable Video Game Players
- Gaming
- Portable GPS Device
- Wireless Headsets
- Portable/Handheld Devices
- USB Power Distribution 
- Low Voltage I/O System Power
- Portable Music Players