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UC3909DWG4

UC3909DWG4

UC3909DWG4

Texas Instruments

Constant - Programmable UC3909 20-SOIC (0.295, 7.50mm Width) Tube 15V 2A 20 Terminals 16 Pin

SOT-23

UC3909DWG4 Datasheet

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Specifications
Name Value
Type Parameter
Mounting Type Surface Mount
Package / Case 20-SOIC (0.295, 7.50mm Width)
Surface Mount YES
Number of Pins 20
Weight 569.003279mg
Operating Temperature 0°C~70°C TA
Packaging Tube
JESD-609 Code e4
Pbfree Code yes
Part Status Obsolete
Moisture Sensitivity Level (MSL) 2 (1 Year)
Number of Terminations 20
ECCN Code EAR99
Terminal Finish Nickel/Palladium/Gold (Ni/Pd/Au)
HTS Code 8542.39.00.01
Subcategory Power Management Circuits
Technology BIPOLAR
Terminal Position DUAL
Terminal Form GULL WING
Peak Reflow Temperature (Cel) 260
Number of Functions 1
Supply Voltage 15V
Terminal Pitch 1.27mm
Base Part Number UC3909
Pin Count 16
Max Output Current 4.5mA
Input Voltage-Nom 15V
Power Supplies 15V
Max Supply Voltage 40V
Min Supply Voltage 7.5V
Analog IC - Other Type BATTERY CHARGE CONTROLLER
Output Current 2A
Control Mode CURRENT-MODE
Control Technique PULSE WIDTH MODULATION
Supply Current-Max (Isup) 19mA
Nominal Input Voltage 40V
Switcher Configuration SINGLE
Battery Chemistry Lead Acid
Switching Frequency 242kHz
Current - Charging Constant - Programmable
Height 2.35mm
Length 12.8mm
Width 7.52mm
Radiation Hardening No
RoHS Status ROHS3 Compliant
Lead Free Contains Lead
UC3909DWG4 Product Details

UC3909DWG4 Overview


There is a package for Tube in which it can be found.We've included it in the 20-SOIC (0.295, 7.50mm Width) package so that it's easier to use.Mounting type for the device is Surface Mount.It is recommended that the temperature be set to 0°C~70°C TA in order to ensure reliable performance.In order to operate this device, an analog IC of BATTERY CHARGE CONTROLLER must be used.The device requires Constant - Programmable current to charge.The related parts of the base part number UC3909 can be found by following the order of the base part number.It contains a total of 20 terminations.It is equipped with 16 pins.It requires pins 20 to function.It should be able to run off a battery of 15V.In order for the device to operate properly, the supply voltage should not exceed 40V.In this case, the output current of the device is set to 2A.As far as this device is concerned, it belongs to the subcategory Power Management Circuits.A supply voltage of 7.5V is suitable for it, because it can operate with a low supply voltage.Vsup (maximum supply voltage) is set in the command to 19mA.The part's power supply is set to a value of 15V.Voltage input for the device is 15V.With 242kHz switching frequency, the part operates.In the course of operation, the maximum output current is reduced to 4.5mA.

UC3909DWG4 Features


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


UC3909DWG4 Applications


There are a lot of Texas Instruments
UC3909DWG4 Battery Chargers ICs applications.


  • Golf carts
  • Forklift
  • Pallet jacks
  • Personnel carriers
  • Maintenance shops
  • Rental fleets
  • Truck dealers
  • Floor scrubber
  • Material handling
  • Man lift

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