Datasheets
MMBT3904 by:

Small Signal Bipolar Transistor, 0.2A I(C), 40V V(BR)CEO, 1-Element, NPN, Silicon, ROHS COMPLIANT, PLASTIC PACKAGE-3

Part Details for MMBT3904 by Rectron Semiconductor

Results Overview of MMBT3904 by Rectron Semiconductor

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Applications Consumer Electronics Audio and Video Systems

MMBT3904 Information

MMBT3904 by Rectron Semiconductor 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 MMBT3904

Part # Distributor Description Stock Price Buy
DISTI # V36:1790_18533877
Arrow Electronics Trans GP BJT NPN 40V 0.2A 200mW 3-Pin SOT-23 RoHS: Compliant Min Qty: 3000 Package Multiple: 3000 Lead time: 34 Weeks Date Code: 2412 Americas - 6000
  • 3,000 $0.0167
$0.0167 Buy Now
Onlinecomponents.com Small Signal Bipolar Transistor - 0.2A I(C) - 40V V(BR)CEO - 1-Element - NPN - Silicon RoHS: Compliant 136000 In Stock
  • 18,000 $0.0163
  • 36,000 $0.0147
  • 54,000 $0.0137
  • 108,000 $0.0136
  • 162,000 $0.0136
  • 252,000 $0.0135
  • 504,000 $0.0134
$0.0134 / $0.0163 Buy Now
DISTI # 79373668
Verical Trans GP BJT NPN 40V 0.2A 200mW 3-Pin SOT-23 RoHS: Compliant Min Qty: 18000 Package Multiple: 18000 Americas - 126000
  • 18,000 $0.0196
  • 36,000 $0.0177
  • 54,000 $0.0165
  • 108,000 $0.0163
$0.0163 / $0.0196 Buy Now
DISTI # 86309561
Verical Trans GP BJT NPN 40V 0.2A 200mW 3-Pin SOT-23 RoHS: Compliant Min Qty: 3000 Package Multiple: 3000 Date Code: 2412 Americas - 6000
  • 3,000 $0.0167
$0.0167 Buy Now
Master Electronics Small Signal Bipolar Transistor - 0.2A I(C) - 40V V(BR)CEO - 1-Element - NPN - Silicon RoHS: Compliant 136000 In Stock
  • 18,000 $0.0163
  • 36,000 $0.0147
  • 54,000 $0.0137
  • 108,000 $0.0136
  • 162,000 $0.0136
  • 252,000 $0.0135
  • 504,000 $0.0134
$0.0134 / $0.0163 Buy Now

Part Details for MMBT3904

MMBT3904 CAD Models

MMBT3904 Part Data Attributes

MMBT3904 Rectron Semiconductor
Buy Now Datasheet
Compare Parts:
MMBT3904 Rectron Semiconductor Small Signal Bipolar Transistor, 0.2A I(C), 40V V(BR)CEO, 1-Element, NPN, Silicon, ROHS COMPLIANT, PLASTIC PACKAGE-3
Pbfree Code Yes
Rohs Code Yes
Part Life Cycle Code Active
Ihs Manufacturer RECTRON LTD
Package Description ROHS COMPLIANT, PLASTIC PACKAGE-3
Pin Count 3
Reach Compliance Code compliant
ECCN Code EAR99
Samacsys Manufacturer Rectron
Collector Current-Max (IC) 0.2 A
Collector-Emitter Voltage-Max 40 V
Configuration SINGLE
DC Current Gain-Min (hFE) 30
JESD-30 Code R-PDSO-G3
JESD-609 Code e3
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
Polarity/Channel Type NPN
Qualification Status Not Qualified
Surface Mount YES
Terminal Finish TIN
Terminal Form GULL WING
Terminal Position DUAL
Transistor Element Material SILICON
Transition Frequency-Nom (fT) 300 MHz
Turn-off Time-Max (toff) 250 ns
Turn-on Time-Max (ton) 70 ns

Alternate Parts for MMBT3904

This table gives cross-reference parts and alternative options found for MMBT3904. 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 MMBT3904, 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
933864360215 Nexperia Check for Price Small Signal Bipolar Transistor, 0.2A I(C), 40V V(BR)CEO, 1-Element, NPN, Silicon, TO-236AB MMBT3904 vs 933864360215
BSR17ATRL NXP Semiconductors Check for Price TRANSISTOR 200 mA, 40 V, NPN, Si, SMALL SIGNAL TRANSISTOR, BIP General Purpose Small Signal MMBT3904 vs BSR17ATRL
CMPT3904TR13LEADFREE Central Semiconductor Corp Check for Price Small Signal Bipolar Transistor, 0.2A I(C), 40V V(BR)CEO, 1-Element, NPN, Silicon, PLASTIC PACKAGE-3 MMBT3904 vs CMPT3904TR13LEADFREE
MMBT3904_R2_00001 PanJit Semiconductor Check for Price Small Signal Bipolar Transistor, 0.2A I(C), 40V V(BR)CEO, 1-Element, NPN, Silicon, GREEN, PLASTIC PACKAGE-3 MMBT3904 vs MMBT3904_R2_00001
MMBT3904/E9 Vishay Semiconductors Check for Price Small Signal Bipolar Transistor, 0.2A I(C), 40V V(BR)CEO, 1-Element, NPN, Silicon, TO-236AB, PLASTIC PACKAGE-3 MMBT3904 vs MMBT3904/E9
BSR17AS62Z Fairchild Semiconductor Corporation Check for Price Small Signal Bipolar Transistor, 0.2A I(C), 40V V(BR)CEO, 1-Element, NPN, Silicon, SOT-23, 3 PIN MMBT3904 vs BSR17AS62Z
CMPT3904TR13 Central Semiconductor Corp Check for Price Small Signal Bipolar Transistor, 0.2A I(C), 40V V(BR)CEO, 1-Element, NPN, Silicon, PLASTIC PACKAGE-3 MMBT3904 vs CMPT3904TR13
FMMT3904 Diodes Incorporated Check for Price Small Signal Bipolar Transistor, 0.2A I(C), 40V V(BR)CEO, 1-Element, NPN, Silicon, MMBT3904 vs FMMT3904
MMBT3904L Motorola Mobility LLC Check for Price 200mA, 40V, NPN, Si, SMALL SIGNAL TRANSISTOR, TO-236AB, CASE 318-07, 3 PIN MMBT3904 vs MMBT3904L
MMBT3904LT1 Fairchild Semiconductor Corporation Check for Price Small Signal Bipolar Transistor, 0.2A I(C), 40V V(BR)CEO, 1-Element, NPN, Silicon, SOT-23, 3 PIN MMBT3904 vs MMBT3904LT1
Part Number Manufacturer Composite Price Description Compare
SMBT3904E6327HTSA1 Infineon Technologies AG $0.0327 Small Signal Bipolar Transistor, 0.2A I(C), 40V V(BR)CEO, 1-Element, NPN, Silicon, MMBT3904 vs SMBT3904E6327HTSA1
2N3904 Crimson Semiconductor Inc Check for Price Small Signal Bipolar Transistor, 0.2A I(C), 40V V(BR)CEO, 1-Element, NPN, Silicon, TO-92, MMBT3904 vs 2N3904
2N5089 Hi-Tron Semiconductor Corp Check for Price Small Signal Bipolar Transistor, 0.05A I(C), 25V V(BR)CEO, 1-Element, NPN, Silicon, TO-92, TO-92, 3 PIN MMBT3904 vs 2N5089
BSR17A Continental Device India Ltd Check for Price Small Signal Bipolar Transistor, 0.2A I(C), 40V V(BR)CEO, 1-Element, NPN, Silicon, SOT-23, 3 PIN MMBT3904 vs BSR17A
BC548A Continental Device India Ltd Check for Price Small Signal Bipolar Transistor, 0.1A I(C), 1-Element, NPN, Silicon, TO-92, PLASTIC, TO-92, 3 PIN MMBT3904 vs BC548A
BC548ARL1 onsemi Check for Price 100mA, 30V, NPN, Si, SMALL SIGNAL TRANSISTOR, TO-92, TO-226AA, 3 PIN MMBT3904 vs BC548ARL1
MMBT3904 Fairchild Semiconductor Corporation Check for Price Small Signal Bipolar Transistor, 0.2A I(C), 40V V(BR)CEO, 1-Element, NPN, Silicon, SOT-23, 3 PIN MMBT3904 vs MMBT3904
NST3904F3T5G onsemi $0.2879 NPN Bipolar Transistor, SOT-1123, 1.0x0.6x0.37, 0.35P, 8000-REEL MMBT3904 vs NST3904F3T5G
MMBT3906SL onsemi Check for Price PNP Epitaxial Silicon Transistor, SOT-1123-3, 8000-REEL MMBT3904 vs MMBT3906SL
BC239 KEC Check for Price Small Signal Bipolar Transistor, 0.05A I(C), 20V V(BR)CEO, 1-Element, NPN, Silicon, TO-92, TO-92, 3 PIN MMBT3904 vs BC239

MMBT3904 Related Parts

MMBT3904 Frequently Asked Questions (FAQ)

  • The MMBT3904 can operate safely between -55°C to 150°C, but the recommended operating temperature range is -40°C to 85°C for optimal performance.

  • To ensure the MMBT3904 is properly biased for saturation, the base-emitter voltage (VBE) should be around 0.7V, and the collector-emitter voltage (VCE) should be around 0.2V to 0.5V. The base current should be around 1/10th of the collector current.

  • The MMBT3904 can handle a maximum continuous collector current (IC) of 200mA, and a peak current of 400mA for a short duration (less than 100ms).

  • To protect the MMBT3904 from ESD, handle the device by the body, not the leads. Use an anti-static wrist strap or mat, and store the device in an anti-static bag or tube. Avoid touching the leads or pins, and use a soldering iron with an anti-static tip.

  • The MMBT3904 is a general-purpose transistor, and its switching frequency depends on the application. However, it can typically switch at frequencies up to 100 kHz, but this may vary depending on the specific use case and circuit design.

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