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  • UC3909DW

UC3909DW

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


  • Manufacturer: Texas Instruments
  • Origchip NO: 815-UC3909DW
  • Package: 20-SOIC (0.295, 7.50mm Width)
  • Datasheet: PDF
  • Stock: 573
  • Description: Constant - Programmable UC3909 20-SOIC (0.295, 7.50mm Width) Tube 15V 100mA 20 Terminals 20 Pin (Kg)

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Details

Tags

Parameters
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 20
Input Voltage-Nom 15V
Power Supplies 15V
Max Supply Voltage 40V
Min Supply Voltage 7.5V
Analog IC - Other Type BATTERY CHARGE CONTROLLER
Operating Supply Current 13mA
Output Current 100mA
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

UC3909DW Overview


It is included in the Tube package. The 20-SOIC (0.295, 7.50mm Width) package includes it as a convenience.A mounting type of Surface Mount has been specified for this device.The best thing to do is to set the temperature to 0°C~70°C TA.To operate the device, an analog IC called BATTERY CHARGE CONTROLLER is used.The device requires Constant - Programmable of current to charge.This part number UC3909 can be used to find its related parts.20 terminations are present.The device has 20 pins in total.In order for the product to function as intended, there are 20 pins that must be connected.It should be able to run off of a 15V battery.There is no damage to the device if an input voltage of 40V is applied.100mA is the output current during the operation.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.In order to ensure optimum supply voltage, the maximum voltage setting is set to 19mA.The power supply for this part is set to 15V.There is 13mA current flowing through the gadget's supply.Voltage input for the device is 15V.It operates at a switching frequency of 242kHz.

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.

  • Ruggedized notebooks/tablet computers
  • Material handling
  • Smart speakers
  • Military equipment
  • Wireless power
  • Electronic dictionary
  • Forklift
  • Automotive/electrical vehicle
  • Industrial handhelds
  • Portable devices