Datasheets
TPS2421-2DDA by: Texas Instruments

3-V to 20-V, 33mΩ, 1.8-5.5A eFuse with thermal shutdown 8-SO PowerPAD -40 to 125

Part Details for TPS2421-2DDA by Texas Instruments

Results Overview of TPS2421-2DDA by Texas Instruments

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TPS2421-2DDA Information

TPS2421-2DDA by Texas Instruments is a Power Management Circuit.
Power Management Circuits are under the broader part category of Power Circuits.

A power circuit delivers electricity in order to operate a load for an electronic device. Power circuits include transformers, generators and switches. Read more about Power Circuits on our Power Circuits part category page.

Price & Stock for TPS2421-2DDA

Part # Distributor Description Stock Price Buy
DISTI # 296-39372-5-ND
DigiKey IC HOT SWAP CTRLR GP 8SOPWR Min Qty: 1 Lead time: 12 Weeks Container: Tube 1079
In Stock
  • 1 $3.3700
  • 10 $2.5340
  • 75 $2.1352
  • 150 $2.0423
  • 300 $1.9658
  • 525 $1.9141
  • 1,050 $1.8603
  • 2,550 $1.8051
  • 5,025 $1.7713
$1.7713 / $3.3700 Buy Now
DISTI # 595-TPS2421-2DDA
Mouser Electronics Hot Swap Voltage Controllers 3-20V Integ FET 0-5A Hot Swap A 595-TPS2421-2DDAR RoHS: Compliant 51
  • 1 $3.3700
  • 10 $2.5400
  • 25 $2.1400
  • 75 $2.0400
  • 300 $1.9600
  • 525 $1.9100
  • 1,050 $1.8500
  • 2,550 $1.7800
$1.7800 / $3.3700 Buy Now
LCSC SO-8 Supervisor and Reset ICs ROHS 3
  • 1 $1.9063
  • 10 $1.8625
  • 30 $1.8339
  • 100 $1.7508
$1.7508 / $1.9063 Buy Now
Win Source Electronics Hot Swap Controller 1-CH 20V N-Channel Positive Voltage 8-Pin HSOP EP Tube / IC CTRLR HOT SWAP 3-20V 8SOPWR 27922
  • 29 $1.1840
  • 61 $1.1077
  • 94 $1.0695
  • 135 $0.9931
  • 175 $0.9549
  • 219 $0.9167
$0.9167 / $1.1840 Buy Now

Part Details for TPS2421-2DDA

TPS2421-2DDA CAD Models

TPS2421-2DDA Part Data Attributes

TPS2421-2DDA Texas Instruments
Buy Now Datasheet
Compare Parts:
TPS2421-2DDA Texas Instruments 3-V to 20-V, 33mΩ, 1.8-5.5A eFuse with thermal shutdown 8-SO PowerPAD -40 to 125
Pbfree Code Yes
Rohs Code Yes
Part Life Cycle Code Active
Ihs Manufacturer TEXAS INSTRUMENTS INC
Part Package Code SOIC
Package Description SOP-8
Pin Count 8
Reach Compliance Code compliant
ECCN Code EAR99
HTS Code 8542.39.00.01
Samacsys Manufacturer Texas Instruments
Adjustable Threshold YES
Analog IC - Other Type HOT SWAP CONTROLLER
Input Voltage-Max 20 V
Input Voltage-Min 3 V
JESD-30 Code R-PDSO-G8
JESD-609 Code e4
Length 4.89 mm
Moisture Sensitivity Level 1
Number of Channels 1
Number of Functions 1
Number of Terminals 8
Operating Temperature-Max 125 °C
Operating Temperature-Min -40 °C
Output Current-Max 5.5 A
Package Body Material PLASTIC/EPOXY
Package Code HLSOP
Package Equivalence Code SOP8,.25
Package Shape RECTANGULAR
Package Style SMALL OUTLINE, HEAT SINK/SLUG, LOW PROFILE
Peak Reflow Temperature (Cel) 260
Qualification Status Not Qualified
Seated Height-Max 1.68 mm
Supply Voltage-Max (Vsup) 20 V
Supply Voltage-Min (Vsup) 3 V
Supply Voltage-Nom (Vsup) 3.3 V
Surface Mount YES
Temperature Grade AUTOMOTIVE
Terminal Finish Nickel/Palladium/Gold/Silver (Ni/Pd/Au/Ag)
Terminal Form GULL WING
Terminal Pitch 1.27 mm
Terminal Position DUAL
Time@Peak Reflow Temperature-Max (s) 30
Width 3.9 mm

Alternate Parts for TPS2421-2DDA

This table gives cross-reference parts and alternative options found for TPS2421-2DDA. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of TPS2421-2DDA, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.

Part Number Manufacturer Composite Price Description Compare
TPS2421-2DDAR Texas Instruments $4.9238 3-V to 20-V, 33mΩ, 1.8-5.5A eFuse with thermal shutdown 8-SO PowerPAD -40 to 125 TPS2421-2DDA vs TPS2421-2DDAR

TPS2421-2DDA Related Parts

TPS2421-2DDA Frequently Asked Questions (FAQ)

  • The maximum current rating of the TPS2421-2DDA is 2.5A per channel, with a total current limit of 5A for both channels combined.

  • To configure the TPS2421-2DDA for USB-C PD applications, connect the CC1 and CC2 pins to the CC lines of the USB-C connector, and use the I2C interface to configure the power delivery profiles and voltage settings.

  • The EN (enable) pin is used to enable or disable the power switches of the TPS2421-2DDA. When the EN pin is high, the power switches are enabled, and when it is low, the power switches are disabled.

  • The TPS2421-2DDA has built-in current and voltage monitoring capabilities. The current sense pins (ISENSE1 and ISENSE2) can be used to monitor the current, and the voltage sense pins (VSENSE1 and VSENSE2) can be used to monitor the voltage.

  • The thermal shutdown temperature of the TPS2421-2DDA is typically 150°C, with a hysteresis of 10°C. When the junction temperature exceeds this threshold, the device will shut down to prevent damage.

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