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UC3909DW

UC3909DW

UC3909DW

Texas Instruments

Constant - Programmable UC3909 20-SOIC (0.295, 7.50mm Width) Tube 15V 100mA 20 Terminals 20 Pin

SOT-23

UC3909DW Datasheet PDF

non-compliant

Technical Specifications

Parameter NameValue
TypeParameter
Mounting Type Surface Mount
Package / Case 20-SOIC (0.295, 7.50mm Width)
Surface MountYES
Number of Pins 20
Weight 569.003279mg
Operating Temperature0°C~70°C TA
PackagingTube
JESD-609 Code e4
Pbfree Code yes
Part StatusObsolete
Moisture Sensitivity Level (MSL) 2 (1 Year)
Number of Terminations 20
ECCN Code EAR99
Terminal Finish Nickel/Palladium/Gold (Ni/Pd/Au)
HTS Code8542.39.00.01
Subcategory Power Management Circuits
Technology BIPOLAR
Terminal Position DUAL
Terminal FormGULL WING
Peak Reflow Temperature (Cel) 260
Number of Functions 1
Supply Voltage 15V
Terminal Pitch1.27mm
Base Part Number UC3909
Pin Count20
Input Voltage-Nom 15V
Power Supplies15V
Max Supply Voltage40V
Min Supply Voltage7.5V
Analog IC - Other Type BATTERY CHARGE CONTROLLER
Operating Supply Current 13mA
Output Current100mA
Control Mode CURRENT-MODE
Control Technique PULSE WIDTH MODULATION
Supply Current-Max (Isup) 19mA
Nominal Input Voltage40V
Switcher Configuration SINGLE
Battery ChemistryLead Acid
Switching Frequency242kHz
Current - Charging Constant - Programmable
Height 2.35mm
Length 12.8mm
Width 7.52mm
Radiation HardeningNo
RoHS StatusROHS3 Compliant
Lead Free Contains Lead
In-Stock:1175 items

UC3909DW Product Details

UC3909DW Overview


It is included in the Tube package. It comes as part of the 20-SOIC (0.295, 7.50mm Width) package.The device's mounting type is Surface Mount.To ensure reliable performance, the temperature should be set to 0°C~70°C TA.This device makes use of an analog IC of BATTERY CHARGE CONTROLLER.Constant - Programmable current is required to charge the device.According to the base part number UC3909, its related parts can be found.There are 20 terminations in it.It has a total of 20 pins on it.The operation are 20 pins.It should be able to run off of a 15V battery.It is capable of withstanding a 40V supply voltage.The output current is set to 100mA in this case.This device belongs to the subcategory of Power Management Circuits.It can function at as low a supply voltage as possible, such as 7.5V.Vsup (maximum supply voltage) is set to 19mA.The part's power supply is set to 15V.The gadget's supply current is set to 13mA.The device is 15V input voltage.The part has 242kHz switching frequency.

UC3909DW Features


Power Management Circuits subcategory
Switching frequency of 242kHz
20-SOIC (0.295, 7.50mm Width) package


UC3909DW Applications


There are a lot of Texas Instruments
UC3909DW Battery Chargers ICs applications.


  • Conventional charge
  • Opportunity charge
  • Fast charge
  • Fleet management
  • Shop charger
  • Golf carts
  • Forklift
  • Pallet jacks
  • Personnel carriers
  • Maintenance shops

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