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LP3947ISD-51

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


  • Manufacturer: Texas Instruments
  • Origchip NO: 815-LP3947ISD-51
  • Package: 14-WFDFN Exposed Pad
  • Datasheet: -
  • Stock: 891
  • Description: Constant - Programmable LP3947 14-WFDFN Exposed Pad Tape & Reel (TR) 5V 750mA 14 Terminals 14 Pin (Kg)

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Details

Tags

Parameters
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 Overview


There is a package called Tape & Reel (TR) that contains this item.The package 14-WFDFN Exposed Pad includes a version of it.There is a type of mounting for this device: Surface Mount.It is best to set the temperature to -40°C~85°C TA.Using an analog IC of type POWER SUPPLY SUPPORT CIRCUIT, this device is able to communicate with the outside world.Device charging requires Constant - Programmable current.This part number LP3947 can be used to find its related parts.It is possible to find a total of 14 terminations.For the battery pack, it is set to 4.2V.There are 14 pins on it, so it has a very simple design.This product requires that a total of 14 pins be connected in order for it to work correctly.There are 1 channels available.The device should operate on a 5VV battery.To ensure the device works properly, the supply voltage should not exceed 6V.As long as the output voltage is set to 4.2V, then there is a possibility of optimal efficiency being achieved.With a 750mA output current, the operation is conducted.As far as this device is concerned, it belongs to the subcategory Power Management Circuits.It is capable of functioning at a voltage as low as possible, for example 4.3V voltage for this circuit is used.It is mounted in the manner of Surface Mount.There is 5V power supply set for the part.6V is the maximum input voltage it can handle.As a maximum output supply voltage for this operation, the voltage must be set to 4.263V.A reduction in maximum output current to 750mA occurs during operation.

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.

  • PDAs
  • Trash compactors
  • Golf carts
  • Wireless power
  • Electronic dictionary
  • Electric vehicles
  • Wearables
  • Automotive/electrical vehicle
  • Modern LA
  • GPS tracker