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Transistors / Small Signal Bipolar Transistors / MMBT4401
Datasheets
MMBT4401 by:

Small Signal Bipolar Transistor, 0.6A I(C), NPN,

Part Details for MMBT4401 by Diotec Semiconductor AG

Results Overview of MMBT4401 by Diotec Semiconductor AG

Tip: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.

Applications Consumer Electronics Audio and Video Systems

MMBT4401 Information

MMBT4401 by Diotec Semiconductor AG is a Small Signal Bipolar Transistor.
Small Signal Bipolar 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 MMBT4401

Part # Distributor Description Stock Price Buy
DISTI # 4574498
Farnell TRANSISTOR, NPN, 40V, 0.6A, SOT-23 RoHS: Compliant Min Qty: 5 Lead time: 7 Weeks, 1 Days Container: Cut Tape 8875
  • 5 $0.1331
  • 10 $0.0748
  • 100 $0.0482
  • 500 $0.0349
  • 1,000 $0.0276
  • 5,000 $0.0205
$0.0205 / $0.1331 Buy Now
DISTI # 4574498RL
Farnell TRANSISTOR, NPN, 40V, 0.6A, SOT-23 RoHS: Compliant Min Qty: 500 Lead time: 7 Weeks, 1 Days Container: Reel 8875
  • 500 $0.0349
  • 1,000 $0.0276
  • 5,000 $0.0205
$0.0205 / $0.0349 Buy Now
Bristol Electronics   3000
RFQ
DISTI # MMBT4401-DIO
TME Transistor: NPN, bipolar, 40V, 0.6A, 300mW, SOT23 Min Qty: 25 2875
  • 25 $0.0332
  • 100 $0.0174
  • 500 $0.0156
  • 3,000 $0.0139
  • 12,000 $0.0125
$0.0125 / $0.0332 Buy Now
LCSC 40V 300mW 100150mA1V 600mA NPN SOT-23-3(TO-236-3) Bipolar (BJT) ROHS 2500
  • 20 $0.0363
  • 200 $0.0283
  • 600 $0.0239
  • 3,000 $0.0204
  • 9,000 $0.0181
  • 21,000 $0.0169
$0.0169 / $0.0363 Buy Now

Part Details for MMBT4401

MMBT4401 CAD Models

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MMBT4401 Part Data Attributes

Parametric Data
MMBT4401 Diotec Semiconductor AG
Buy Now Datasheet
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MMBT4401 Diotec Semiconductor AG Small Signal Bipolar Transistor, 0.6A I(C), NPN,
Rohs Code Yes
Part Life Cycle Code Active
Ihs Manufacturer DIOTEC SEMICONDUCTOR AG
Reach Compliance Code not_compliant
ECCN Code EAR99
Samacsys Manufacturer Diotec
Collector Current-Max (IC) 0.6 A
Collector-Emitter Voltage-Max 60 V
Configuration SINGLE
DC Current Gain-Min (hFE) 100
JEDEC-95 Code TO-236
JESD-30 Code R-PDSO-G3
JESD-609 Code e3
Moisture Sensitivity Level 1
Number of Elements 1
Number of Terminals 3
Operating Temperature-Max 150 °C
Package Body Material PLASTIC/EPOXY
Package Shape RECTANGULAR
Package Style SMALL OUTLINE
Peak Reflow Temperature (Cel) 260
Polarity/Channel Type NPN
Power Dissipation-Max (Abs) 0.225 W
Surface Mount YES
Terminal Finish MATTE TIN
Terminal Form GULL WING
Terminal Position DUAL
Time@Peak Reflow Temperature-Max (s) 10
Transistor Application SWITCHING
Transistor Element Material SILICON
Transition Frequency-Nom (fT) 250 MHz

Alternate Parts for MMBT4401

This table gives cross-reference parts and alternative options found for MMBT4401. 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 MMBT4401, 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
MMBT4401_R2_00001 PanJit Semiconductor Check for Price Small Signal Bipolar Transistor MMBT4401 vs MMBT4401_R2_00001
MMBT4401 Microchip Technology Inc Check for Price Small Signal Bipolar Transistor, 0.01A I(C), 40V V(BR)CEO, 1-Element, NPN, Silicon MMBT4401 vs MMBT4401
MMBT4401LT3G onsemi $0.0202 40 V, 600 mA NPN Bipolar Junction Transistor, SOT-23 (TO-236) 3 LEAD, 10000-REEL MMBT4401 vs MMBT4401LT3G
MMBT4401-R1-10001 PanJit Semiconductor Check for Price Transistor MMBT4401 vs MMBT4401-R1-10001
MMBT4401-13-F Diodes Incorporated $0.0220 Small Signal Bipolar Transistor, 0.6A I(C), 40V V(BR)CEO, 1-Element, NPN, Silicon, GREEN, PLASTIC PACKAGE-3 MMBT4401 vs MMBT4401-13-F
MMBT4401LT1 LRC Leshan Radio Co Ltd Check for Price Small Signal Bipolar Transistor, 0.6A I(C), NPN MMBT4401 vs MMBT4401LT1
MMBT4401_R1_10001 PanJit Semiconductor Check for Price Transistor, MMBT4401 vs MMBT4401_R1_10001
MMBT4401 Kodenshi Corporation Check for Price Small Signal Bipolar Transistor, MMBT4401 vs MMBT4401
MMBT4401-AU_R1_000A1 PanJit Semiconductor Check for Price Small Signal Bipolar Transistor MMBT4401 vs MMBT4401-AU_R1_000A1
MMBT4401 Lite-On Semiconductor Corporation Check for Price Small Signal Bipolar Transistor, 0.6A I(C), 40V V(BR)CEO, 1-Element, NPN, Silicon, GREEN, PLASTIC PACKAGE-3 MMBT4401 vs MMBT4401
Part Number Manufacturer Composite Price Description Compare
MMBT4401LT3 onsemi Check for Price 40 V, 600 mA NPN Bipolar Junction Transistor, SOT-23 (TO-236) 3 LEAD, 10000-REEL MMBT4401 vs MMBT4401LT3
MMBT4401-AE3-R Unisonic Technologies Co Ltd Check for Price Small Signal Bipolar Transistor, 0.6A I(C), 40V V(BR)CEO, 1-Element, NPN, Silicon, SOT-23, 3 PIN MMBT4401 vs MMBT4401-AE3-R
MMBT4401 Micro Commercial Components Check for Price Small Signal Bipolar Transistor, 0.6A I(C), 40V V(BR)CEO, 1-Element, NPN, Silicon, PLASTIC PACKAGE-3 MMBT4401 vs MMBT4401
MMBT4401LT1G onsemi $0.0274 40 V, 600 mA NPN Bipolar Junction Transistor, SOT-23 (TO-236) 3 LEAD, 3000-REEL MMBT4401 vs MMBT4401LT1G
MMBT4401 Fairchild Semiconductor Corporation Check for Price Small Signal Bipolar Transistor, 0.6A I(C), 40V V(BR)CEO, 1-Element, NPN, Silicon, SOT-23, 3 PIN MMBT4401 vs MMBT4401
MMBT4401-AU_R2_000A1 PanJit Semiconductor Check for Price Small Signal Bipolar Transistor MMBT4401 vs MMBT4401-AU_R2_000A1
MMBT4401 onsemi $0.0638 NPN General Purpose Amplifier, SOT-23-3, 3000-REEL MMBT4401 vs MMBT4401
MMBT4401T/R7 PanJit Semiconductor Check for Price Small Signal Bipolar Transistor, 0.6A I(C), 40V V(BR)CEO, 1-Element, NPN, Silicon, ROHS COMPLIANT, PLASTIC PACKAGE-3 MMBT4401 vs MMBT4401T/R7
MMBT4401LT1 onsemi Check for Price 40 V, 600 mA NPN Bipolar Junction Transistor, SOT-23 (TO-236) 3 LEAD, 3000-REEL MMBT4401 vs MMBT4401LT1
MMBT4401LT1 Micro Commercial Components Check for Price Small Signal Bipolar Transistor, 0.6A I(C), 40V V(BR)CEO, 1-Element, NPN, Silicon, PLASTIC PACKAGE-3 MMBT4401 vs MMBT4401LT1

MMBT4401 Related Parts

MMBT4401 Frequently Asked Questions (FAQ)

  • The MMBT4401 can operate safely between -55°C to 150°C, but the recommended operating temperature range is -40°C to 125°C.

  • To ensure proper biasing, the base-emitter voltage (VBE) should be around 0.7V, and the collector-emitter voltage (VCE) should be at least 1V. Additionally, the base current should be limited to prevent overheating.

  • The maximum collector current (IC) rating for the MMBT4401 is 500mA, and the maximum peak current (Icm) is 1A.

  • To protect the MMBT4401 from ESD, handle the device with an anti-static wrist strap or mat, and avoid touching the pins or leads. Also, ensure that the device is stored in an anti-static bag or tube.

  • Yes, the MMBT4401 can be used as a switch, but it's essential to ensure the transistor is fully saturated (VCE(sat) < 0.5V) to minimize power losses. Also, consider the maximum current and voltage ratings when designing the switching circuit.

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