Datasheets
AO3400A by:

Small Signal Field-Effect Transistor, 5.7A I(D), 30V, 1-Element, N-Channel, Silicon, Metal-oxide Semiconductor FET, GREEN PACKAGE-3

Part Details for AO3400A by Alpha & Omega Semiconductor

Results Overview of AO3400A by Alpha & Omega Semiconductor

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AO3400A Information

AO3400A by Alpha & Omega Semiconductor is a Power Field-Effect Transistor.
Power Field-Effect Transistors are under the broader part category of Transistors.

A transistor is a small semiconductor device used to amplify, control, or create electrical signals. When selecting a transistor, factors such as voltage, current rating, gain, and power dissipation must be considered, with common types. Read more about Transistors on our Transistors part category page.

Price & Stock for AO3400A

Part # Distributor Description Stock Price Buy
DISTI # 785-1000-1-ND
DigiKey MOSFET N-CH 30V 5.7A SOT23-3L Min Qty: 1 Lead time: 16 Weeks Container: Digi-Reel®, Cut Tape (CT), Tape & Reel (TR) 380189
In Stock
  • 1 $0.4600
  • 10 $0.2820
  • 100 $0.1787
  • 500 $0.1337
  • 1,000 $0.1192
  • 3,000 $0.1006
  • 6,000 $0.0913
  • 9,000 $0.0865
  • 15,000 $0.0812
  • 21,000 $0.0780
  • 30,000 $0.0749
  • 75,000 $0.0682
$0.0682 / $0.4600 Buy Now
DISTI # V72:2272_07841015
Arrow Electronics Trans MOSFET N-CH 30V 5.7A 3-Pin SOT-23 T/R RoHS: Compliant Min Qty: 1 Package Multiple: 1 Lead time: 16 Weeks Date Code: 2443 Container: Cut Strips Americas - 5704
  • 1 $0.3432
  • 10 $0.2322
  • 25 $0.1926
  • 50 $0.1910
  • 100 $0.1522
  • 250 $0.1247
  • 500 $0.1144
  • 1,000 $0.1017
  • 3,000 $0.0693
$0.0693 / $0.3432 Buy Now
DISTI # 87048209
Verical Trans MOSFET N-CH 30V 5.7A 3-Pin SOT-23 T/R RoHS: Compliant Min Qty: 85 Package Multiple: 1 Date Code: 2443 Americas - 5704
  • 85 $0.1910
  • 100 $0.1522
  • 250 $0.1247
  • 500 $0.1144
  • 1,000 $0.1017
  • 3,000 $0.0693
$0.0693 / $0.1910 Buy Now
Quest Components 5700 MA, 30 V, N-CHANNEL, SI, SMALL SIGNAL, MOSFET 163
  • 1 $0.1920
  • 27 $0.1440
  • 70 $0.1200
$0.1200 / $0.1920 Buy Now
DISTI # AO3400A
TME Transistor: N-MOSFET, unipolar, 30V, 4.7A, 1.4W, SOT23 Min Qty: 10 0
  • 10 $0.0813
  • 50 $0.0731
  • 250 $0.0646
  • 1,000 $0.0581
  • 3,000 $0.0542
$0.0542 / $0.0813 RFQ
NexGen Digital   5
RFQ
Chip-Germany GmbH   RoHS: Not Compliant 60
RFQ
LCSC 30V 26.5m10V5.7A 1.5V SOT-23-3L MOSFETs ROHS 698105
  • 5 $0.0881
  • 50 $0.0717
  • 150 $0.0633
  • 500 $0.0564
  • 3,000 $0.0540
  • 6,000 $0.0523
$0.0523 / $0.0881 Buy Now
Vyrian Transistors 131732
RFQ
Win Source Electronics MOSFET N-CH 30V 5.7A SOT23 289999
  • 960 $0.0604
  • 2,045 $0.0566
  • 3,175 $0.0547
  • 4,560 $0.0507
  • 5,925 $0.0487
  • 7,410 $0.0468
$0.0468 / $0.0604 Buy Now

Part Details for AO3400A

AO3400A CAD Models

AO3400A Part Data Attributes

AO3400A Alpha & Omega Semiconductor
Buy Now Datasheet
Compare Parts:
AO3400A Alpha & Omega Semiconductor Small Signal Field-Effect Transistor, 5.7A I(D), 30V, 1-Element, N-Channel, Silicon, Metal-oxide Semiconductor FET, GREEN PACKAGE-3
Pbfree Code Yes
Rohs Code Yes
Part Life Cycle Code Active
Ihs Manufacturer ALPHA & OMEGA SEMICONDUCTOR LTD
Package Description SOT-23, 3 PIN
Pin Count 3
Reach Compliance Code compliant
ECCN Code EAR99
Samacsys Manufacturer Alpha & Omega Semiconductors
Configuration SINGLE WITH BUILT-IN DIODE
DS Breakdown Voltage-Min 30 V
Drain Current-Max (ID) 5.7 A
Drain-source On Resistance-Max 0.0265 Ω
FET Technology METAL-OXIDE SEMICONDUCTOR
Feedback Cap-Max (Crss) 50 pF
JESD-30 Code R-PDSO-G3
JESD-609 Code e3
Number of Elements 1
Number of Terminals 3
Operating Mode ENHANCEMENT MODE
Operating Temperature-Max 150 °C
Operating Temperature-Min -55 °C
Package Body Material PLASTIC/EPOXY
Package Shape RECTANGULAR
Package Style SMALL OUTLINE
Peak Reflow Temperature (Cel) 260
Polarity/Channel Type N-CHANNEL
Power Dissipation-Max (Abs) 1.4 W
Pulsed Drain Current-Max (IDM) 30 A
Surface Mount YES
Terminal Finish MATTE TIN
Terminal Form GULL WING
Terminal Position DUAL
Time@Peak Reflow Temperature-Max (s) 30
Transistor Application SWITCHING
Transistor Element Material SILICON

Alternate Parts for AO3400A

This table gives cross-reference parts and alternative options found for AO3400A. 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 AO3400A, 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
DMN3042L-7 Diodes Incorporated $0.0708 Small Signal Field-Effect Transistor, AO3400A vs DMN3042L-7
FDR9410A Fairchild Semiconductor Corporation Check for Price Small Signal Field-Effect Transistor, 5.8A I(D), 30V, 1-Element, N-Channel, Silicon, Metal-oxide Semiconductor FET, SUPERSOT-8 AO3400A vs FDR9410A
TPC6067 Toshiba America Electronic Components Check for Price Nch VDSS≤30V AO3400A vs TPC6067
SSM3K333RLF(T Toshiba America Electronic Components Check for Price Small Signal Field-Effect Transistor AO3400A vs SSM3K333RLF(T

AO3400A Related Parts

AO3400A Frequently Asked Questions (FAQ)

  • The maximum junction temperature of the AO3400A is 150°C. However, it's recommended to keep the junction temperature below 125°C for reliable operation.

  • To ensure proper biasing, make sure to provide a stable input voltage within the recommended range (4.5V to 28V), and use a suitable bootstrap capacitor (typically 1nF to 10nF) to decouple the high-side driver.

  • To minimize EMI, use a multi-layer PCB with a solid ground plane, keep the high-current paths short and wide, and use a shielded inductor. Also, place the AO3400A close to the power inductor and use a common ground point for the high-side and low-side drivers.

  • Yes, the AO3400A can be used in a synchronous buck converter configuration. However, ensure that the dead time between the high-side and low-side drivers is properly set to prevent shoot-through current.

  • Use an external overcurrent protection circuit, such as a sense resistor and a comparator, to detect overcurrent conditions. For overvoltage protection, use a voltage supervisor or a zener diode to clamp the input voltage.

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