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  • UCC3921D/81143G4

UCC3921D/81143G4

Tube Obsolete 1 Surface Mount Hot Swap Controllers 1mA mA UVLO 8-SOIC (0.154, 3.90mm Width) 1 General Purpose Hot Swap Controller


  • Manufacturer: Texas Instruments
  • Origchip NO: 815-UCC3921D/81143G4
  • Package: 8-SOIC (0.154, 3.90mm Width)
  • Datasheet: PDF
  • Stock: 482
  • Description: Tube Obsolete 1 Surface Mount Hot Swap Controllers 1mA mA UVLO 8-SOIC (0.154, 3.90mm Width) 1 General Purpose Hot Swap Controller (Kg)

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Details

Tags

Parameters
Mounting Type Surface Mount
Package / Case 8-SOIC (0.154, 3.90mm Width)
Surface Mount YES
Weight 72.603129mg
Operating Temperature 0°C~70°C
Packaging Tube
JESD-609 Code e4
Feature UVLO
Pbfree Code yes
Part Status Obsolete
Moisture Sensitivity Level (MSL) 2 (1 Year)
Number of Terminations 8
ECCN Code EAR99
Type Hot Swap Controller
Terminal Finish Nickel/Palladium/Gold (Ni/Pd/Au)
Applications General Purpose
Subcategory Power Management Circuits
Technology BICMOS
Voltage - Supply -48V
Terminal Position DUAL
Terminal Form GULL WING
Peak Reflow Temperature (Cel) 260
Number of Functions 1
Supply Voltage 9.5V
Base Part Number UCC3921
Pin Count 8
JESD-30 Code R-PDSO-G8
Supply Voltage-Min (Vsup) 9V
Number of Channels 1
Nominal Supply Current 2mA
Adjustable Threshold YES
Current - Supply 1mA
Internal Switch(s) No
Programmable Features Auto Retry, Circuit Breaker, Current Limit, Fault Timeout, Latched Fault
Feature Pins CT, IMAX, PL, SDFLTCH
Length 4.9mm
Width 3.9mm
RoHS Status ROHS3 Compliant
Lead Free Contains Lead

UCC3921D/81143G4 Overview


The 8-SOIC (0.154, 3.90mm Width) package includes it.Currently, 1 channels can be accessed.It's packaged in a Tube shape.8 terminations are present in total.Device DUAL is located at the terminal position.Total number of pins is 8.A supply voltage of 9.5V allows for high efficiency.There is a Surface Mount-like arrangement.Hot-swappable device is classified as a Hot Swap Controller electrical component.A reliable operation requires the temperature to be set to 0°C~70°C.Application General Purpose is available on the device.Hot-swappable device is featured in UVLO.Hot-swappable device should work if you use a -48VV power source.The UCC3921 family includes it.Power Management Circuits contains this gadget on its own.The programmable features of this device are Auto Retry, Circuit Breaker, Current Limit, Fault Timeout, Latched Fault.Presently, 1mA is in short supply.For normal operation, the supply voltage (Vsup) should be kept above 9V in order to maintain a constant level of power.

UCC3921D/81143G4 Features


The terminal position of 8
Features of UVLO
Programmable features of Auto Retry, Circuit Breaker, Current Limit, Fault Timeout, Latched Fault

UCC3921D/81143G4 Applications


There are a lot of Texas Instruments UCC3921D/81143G4 hot swap controllers applications.

  • Loads
  • Raid
  • Thermal limitation
  • Power supply hotswap & inrush control
  • Temperature monitor output
  • Redundant-array-of-independent-disk (RAID) storage
  • Limitting the inrush current
  • Overcurrent protection
  • Servers
  • Board or blade insertion into live backplanes