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Transistors / Small Signal Bipolar Transistors / MMBTA42-7-F
Datasheets
MMBTA42-7-F by: Diodes Incorporated

Small Signal Bipolar Transistor, 0.5A I(C), 300V V(BR)CEO, 1-Element, NPN, Silicon, ROHS COMPLIANT, PLASTIC PACKAGE-3

Part Details for MMBTA42-7-F by Diodes Incorporated

Results Overview of MMBTA42-7-F by Diodes Incorporated

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

MMBTA42-7-F Information

MMBTA42-7-F by Diodes Incorporated 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 MMBTA42-7-F

Part # Distributor Description Stock Price Buy
DISTI # 78AC7422
Newark Ss Hi Voltage Transistor Sot23 T&r 3K Rohs Compliant: Yes |Diodes Inc. MMBTA42-7-F RoHS: Compliant Min Qty: 3000 Package Multiple: 1 Date Code: 0 Container: Reel 0
  • 1 $0.0270
$0.0270 Buy Now
DISTI # MMBTA42-7-F
Avnet Americas Trans GP BJT NPN 300V 0.5A 3-Pin SOT-23 T/R - Tape and Reel (Alt: MMBTA42-7-F) RoHS: Compliant Min Qty: 3000 Package Multiple: 3000 Container: Reel 0
  • 3,000 $0.0152
  • 6,000 $0.0150
  • 12,000 $0.0148
  • 18,000 $0.0147
  • 24,000 $0.0146
$0.0146 / $0.0152 Buy Now
DISTI # MMBTA42-7-F
Avnet Americas Trans GP BJT NPN 300V 0.5A 3-Pin SOT-23 T/R - Tape and Reel (Alt: MMBTA42-7-F) RoHS: Compliant Min Qty: 3000 Package Multiple: 3000 Container: Reel 0
  • 3,000 $0.0152
  • 6,000 $0.0150
  • 12,000 $0.0148
  • 18,000 $0.0147
  • 24,000 $0.0146
$0.0146 / $0.0152 Buy Now
DISTI # MMBTA42-7-F
Avnet Americas Trans GP BJT NPN 300V 0.5A 3-Pin SOT-23 T/R - Tape and Reel (Alt: MMBTA42-7-F) RoHS: Compliant Min Qty: 3000 Package Multiple: 3000 Lead time: 8 Weeks, 0 Days Container: Reel 0
  • 3,000 $0.0314
  • 6,000 $0.0312
  • 12,000 $0.0148
  • 18,000 $0.0147
  • 24,000 $0.0146
$0.0146 / $0.0314 Buy Now
DISTI # 70438346
RS Transistor NPN 300V 0.5A SOT23 | Diodes Inc MMBTA42-7-F RoHS: Not Compliant Min Qty: 50 Package Multiple: 1 Container: Bulk 0
  • 50 $0.0690
  • 250 $0.0650
  • 500 $0.0620
  • 2,500 $0.0550
  • 5,000 $0.0480
$0.0480 / $0.0690 RFQ
Bristol Electronics   Min Qty: 75 2075
  • 75 $0.0675
  • 224 $0.0450
  • 779 $0.0113
$0.0113 / $0.0675 Buy Now
Bristol Electronics   1730
RFQ
Bristol Electronics   1308
RFQ
DISTI # MMBTA42-7-F
TME Transistor: NPN, bipolar, 300V, 0.5A, 300mW, SOT23 Min Qty: 1 5854
  • 1 $0.1697
  • 10 $0.0893
  • 50 $0.0599
  • 100 $0.0509
  • 1,000 $0.0306
  • 3,000 $0.0246
  • 9,000 $0.0202
  • 45,000 $0.0200
$0.0200 / $0.1697 Buy Now
Ameya Holding Limited MMBTA42 Series NPN 300 V 300 mW Small Signal Transistor Surface Mount- SOT-23-3 12150
RFQ
DISTI # MMBTA42-7-F
Avnet Asia Trans GP BJT NPN 300V 0.5A 3-Pin SOT-23 T/R (Alt: MMBTA42-7-F) RoHS: Compliant Min Qty: 18000 Package Multiple: 3000 Lead time: 8 Weeks, 0 Days 0
  • 18,000 $0.0158
  • 36,000 $0.0156
  • 54,000 $0.0154
  • 90,000 $0.0152
  • 180,000 $0.0148
  • 450,000 $0.0145
  • 900,000 $0.0141
$0.0141 / $0.0158 Buy Now
DISTI # MMBTA42-7-F
Avnet Silica Trans GP BJT NPN 300V 0.5A 3-Pin SOT-23 T/R (Alt: MMBTA42-7-F) RoHS: Compliant Min Qty: 3000 Package Multiple: 3000 Lead time: 10 Weeks, 0 Days Silica - 1566000
Buy Now
CHIPMALL.COM LIMITED 300V 300mW 40@10mA,10V 500mA NPN SOT-23 Bipolar BJT ROHS 5947
  • 60 $0.1223
  • 200 $0.0483
  • 1,500 $0.0350
  • 3,000 $0.0240
$0.0240 / $0.1223 Buy Now
LCSC 300V 300mW 4010mA10V 500mA NPN SOT-23 Bipolar (BJT) ROHS 1381
  • 20 $0.0286
  • 200 $0.0226
  • 600 $0.0193
  • 3,000 $0.0174
  • 9,000 $0.0157
  • 21,000 $0.0147
$0.0147 / $0.0286 Buy Now
New Advantage Corporation   RoHS: Compliant Min Qty: 1 Package Multiple: 3000 3492000
  • 9,000 $0.0214
  • 3,492,000 $0.0200
$0.0200 / $0.0214 Buy Now
Win Source Electronics TRANS NPN 300V 0.5A SOT23-3 120000
  • 2,580 $0.0194
  • 5,495 $0.0182
  • 8,525 $0.0176
  • 12,270 $0.0163
  • 15,925 $0.0157
  • 19,870 $0.0151
$0.0151 / $0.0194 Buy Now

Part Details for MMBTA42-7-F

MMBTA42-7-F CAD Models

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MMBTA42-7-F Part Data Attributes

Parametric Data
MMBTA42-7-F Diodes Incorporated
Buy Now Datasheet
Compare Parts:
MMBTA42-7-F Diodes Incorporated Small Signal Bipolar Transistor, 0.5A I(C), 300V 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 DIODES INC
Package Description SOT-23, 3 PIN
Pin Count 3
Reach Compliance Code compliant
ECCN Code EAR99
HTS Code 8541.21.00.95
Samacsys Manufacturer Diodes Incorporated
Collector Current-Max (IC) 0.5 A
Collector-Base Capacitance-Max 3 pF
Collector-Emitter Voltage-Max 300 V
Configuration SINGLE
DC Current Gain-Min (hFE) 40
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
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 NPN
Power Dissipation Ambient-Max 0.3 W
Qualification Status Not Qualified
Reference Standard MIL-STD-202
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
Transition Frequency-Nom (fT) 50 MHz
VCEsat-Max 0.5 V

Alternate Parts for MMBTA42-7-F

This table gives cross-reference parts and alternative options found for MMBTA42-7-F. 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 MMBTA42-7-F, 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
MMBTA42T/R7 PanJit Semiconductor Check for Price Small Signal Bipolar Transistor, 0.5A I(C), 300V V(BR)CEO, 1-Element, NPN, Silicon, ROHS COMPLIANT, PLASTIC PACKAGE-3 MMBTA42-7-F vs MMBTA42T/R7
MMBTA42L Motorola Mobility LLC Check for Price 500mA, 300V, NPN, Si, SMALL SIGNAL TRANSISTOR, TO-236AB, CASE 318-07, 3 PIN MMBTA42-7-F vs MMBTA42L
MMBTA42_F094 Fairchild Semiconductor Corporation Check for Price MMBTA42_F094 MMBTA42-7-F vs MMBTA42_F094
SMBTA42E6327XT Infineon Technologies AG Check for Price Small Signal Bipolar Transistor, 0.5A I(C), 300V V(BR)CEO, 1-Element, NPN, Silicon MMBTA42-7-F vs SMBTA42E6327XT
SMBTA42 Surge Components Inc Check for Price Small Signal Bipolar Transistor, TO-236, MMBTA42-7-F vs SMBTA42
MMBTA42-13 Diodes Incorporated Check for Price Small Signal Bipolar Transistor, 0.5A I(C), 300V V(BR)CEO, 1-Element, NPN, Silicon, PLASTIC PACKAGE-3 MMBTA42-7-F vs MMBTA42-13
MMBTA42S62Z Fairchild Semiconductor Corporation Check for Price Small Signal Bipolar Transistor, 0.2A I(C), 300V V(BR)CEO, 1-Element, NPN, Silicon, MMBTA42-7-F vs MMBTA42S62Z
MMBTA42_F40 Fairchild Semiconductor Corporation Check for Price Transistor MMBTA42-7-F vs MMBTA42_F40
Part Number Manufacturer Composite Price Description Compare
MMBTA42 Diotec Semiconductor AG $0.0310 Small Signal Bipolar Transistor, 0.5A I(C), 300V V(BR)CEO, 1-Element, NPN, Silicon, TO-236, ROHS COMPLIANT, PLASTIC PACKAGE-3 MMBTA42-7-F vs MMBTA42
MMBTA42_R1_00001 PanJit Semiconductor Check for Price Small Signal Bipolar Transistor, MMBTA42-7-F vs MMBTA42_R1_00001
MMBTA42L99Z Fairchild Semiconductor Corporation Check for Price Small Signal Bipolar Transistor, 0.2A I(C), 300V V(BR)CEO, 1-Element, NPN, Silicon, MMBTA42-7-F vs MMBTA42L99Z
MMBTA42 Lite-On Semiconductor Corporation Check for Price Small Signal Bipolar Transistor, 0.3A I(C), 300V V(BR)CEO, 1-Element, NPN, Silicon, GREEN, PLASTIC PACKAGE-3 MMBTA42-7-F vs MMBTA42
KST42TR Samsung Semiconductor Check for Price Small Signal Bipolar Transistor, 0.5A I(C), 300V V(BR)CEO, 1-Element, NPN, Silicon, SOT-23, 3 PIN MMBTA42-7-F vs KST42TR
MMBTA42_NL Fairchild Semiconductor Corporation Check for Price Small Signal Bipolar Transistor, 0.5A I(C), 300V V(BR)CEO, 1-Element, NPN, Silicon, SOT-23, 3 PIN MMBTA42-7-F vs MMBTA42_NL
CMPTA42 Central Semiconductor Corp Check for Price Small Signal Bipolar Transistor, 0.5A I(C), 300V V(BR)CEO, 1-Element, NPN, Silicon, PLASTIC PACKAGE-3 MMBTA42-7-F vs CMPTA42
MMBTA42LT3G onsemi Check for Price 500 mA, 300 V High Voltage NPN Bipolar Junction Transistor, SOT-23 (TO-236) 3 LEAD, 10000-REEL MMBTA42-7-F vs MMBTA42LT3G
MMBTA42_R2_00001 PanJit Semiconductor Check for Price Small Signal Bipolar Transistor, MMBTA42-7-F vs MMBTA42_R2_00001
MMBTA42 KEC Check for Price Small Signal Bipolar Transistor, 0.5A I(C), 300V V(BR)CEO, 1-Element, NPN, Silicon, SOT-23, 3 PIN MMBTA42-7-F vs MMBTA42

MMBTA42-7-F Related Parts

MMBTA42-7-F Frequently Asked Questions (FAQ)

  • The maximum operating temperature range for the MMBTA42-7-F is -55°C to 150°C.

  • Yes, the MMBTA42-7-F is suitable for high-frequency applications due to its low capacitance and high switching speed.

  • Yes, the MMBTA42-7-F can be used in switching power supplies due to its high voltage and current handling capabilities.

  • Yes, the MMBTA42-7-F is compatible with automated assembly processes due to its small size and standard SOT-23 package.

  • The MMBTA42-7-F is typically used in applications such as switching power supplies, DC-DC converters, and high-frequency circuits.

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