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LP3947ISD-51

LP3947ISD-51

LP3947ISD-51

Texas Instruments

Constant - Programmable LP3947 14-WFDFN Exposed Pad Tape & Reel (TR) 5V 750mA 14 Terminals 14 Pin

SOT-23

LP3947ISD-51 Datasheet

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Specifications
Name Value
Type Parameter
Mount Surface Mount
Mounting Type Surface Mount
Package / Case 14-WFDFN Exposed Pad
Number of Pins 14
Operating Temperature -40°C~85°C TA
Packaging Tape & Reel (TR)
JESD-609 Code e0
Pbfree Code no
Part Status Obsolete
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 14
Termination SMD/SMT
ECCN Code EAR99
Terminal Finish Tin/Lead (Sn/Pb)
Subcategory Power Management Circuits
Terminal Position DUAL
Peak Reflow Temperature (Cel) 260
Number of Functions 1
Supply Voltage 5V
Terminal Pitch 0.5mm
Base Part Number LP3947
Pin Count 14
Output Voltage 4.2V
Max Output Current 750mA
Power Supplies 5V
Number of Channels 1
Interface I2C, USB
Max Supply Voltage 6V
Min Supply Voltage 4.3V
Analog IC - Other Type POWER SUPPLY SUPPORT CIRCUIT
Output Current 750mA
Adjustable Threshold YES
Max Output Voltage 4.263V
Max Input Voltage 6V
Nominal Input Voltage 6V
Fault Protection Over Voltage
Battery Chemistry Lithium-Ion
Number of Cells 1
Current - Charging Constant - Programmable
Battery Pack Voltage 4.2V
Height 800μm
Length 4mm
Width 4mm
Radiation Hardening No
REACH SVHC No SVHC
RoHS Status Non-RoHS Compliant
Lead Free Contains Lead
LP3947ISD-51 Product Details

LP3947ISD-51 Overview


In the Tape & Reel (TR) package, you will find it.To make it easier for you, it is included with the 14-WFDFN Exposed Pad package.There is a mounting type of Surface Mount for this device.Keeping the temperature at -40°C~85°C TA will ensure reliable performance.POWER SUPPLY SUPPORT CIRCUIT is the analog IC used in this device.The device requires Constant - Programmable of current to charge.This part number LP3947 can be used to find its related parts.In total, there are 14 terminations.Battery pack voltage is 4.2V.In total, it has 14 pins.In order for it to work, it requires 14 pins.The number of channels available is 1.A 5V battery should be sufficient.6V supply voltage is not a problem for it.The 4.2V output voltage allows for high efficiency.This device operates with a current output of 750mA.The device falls under the Power Management Circuits subcategory.Using a supply voltage as low as 4.3V will allow it to function.Aligning it with Surface Mount is required for mounting.The power supply for this part is set to 5V.Voltage input can be as low as 6V volts at its maximum.Voltage 4.263V is the maximum output voltage needed for this operation.In order to comply with the constraints, the maximum output current is reduced to 750mA.

LP3947ISD-51 Features


Battery pack voltage of 4.2V
1 channels
Power Management Circuits subcategory
14-WFDFN Exposed Pad package


LP3947ISD-51 Applications


There are a lot of Texas Instruments
LP3947ISD-51 Battery Chargers ICs applications.


  • Fleet management
  • Shop charger
  • Golf carts
  • Forklift
  • Pallet jacks
  • Personnel carriers
  • Maintenance shops
  • Rental fleets
  • Truck dealers
  • Floor scrubber

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