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Transistors / Small Signal Bipolar Transistors / BC817-40W-QX
Datasheets
BC817-40W-QX by: Nexperia

BC817W-Q series - 45 V, 500 mA NPN general-purpose transistors@en-us SC-70 3-Pin

Part Details for BC817-40W-QX by Nexperia

Results Overview of BC817-40W-QX by Nexperia

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BC817-40W-QX Information

BC817-40W-QX by Nexperia 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 BC817-40W-QX

Part # Distributor Description Stock Price Buy
DISTI # 1727-BC817-40W-QXCT-ND
DigiKey TRANS NPN 45V 0.5A SOT-323 Min Qty: 1 Lead time: 6 Weeks Container: Digi-Reel®, Cut Tape (CT), Tape & Reel (TR) 17172
In Stock
  • 1 $0.1600
  • 10 $0.1010
  • 100 $0.0621
  • 500 $0.0451
  • 1,000 $0.0396
  • 3,000 $0.0325
  • 6,000 $0.0289
  • 9,000 $0.0271
  • 15,000 $0.0250
  • 21,000 $0.0238
  • 30,000 $0.0226
  • 75,000 $0.0200
  • 150,000 $0.0184
  • 300,000 $0.0171
$0.0171 / $0.1600 Buy Now
DISTI # BC817-40W-QX
Avnet Americas Transistor GP BJT NPN 45V 500mA 3-Pin SOT-323 T/R - Tape and Reel (Alt: BC817-40W-QX) RoHS: Compliant Min Qty: 45000 Package Multiple: 3000 Lead time: 6 Weeks, 0 Days Container: Reel 0
  • 45,000 $0.0151
  • 51,000 $0.0144
  • 96,000 $0.0141
  • 225,000 $0.0139
  • 450,000 $0.0135
$0.0135 / $0.0151 Buy Now
DISTI # 771-BC817-40W-QX
Mouser Electronics Bipolar Transistors - BJT 45 V, 500 mA NPN general-purpose transistors RoHS: Compliant 7415
  • 1 $0.1600
  • 10 $0.1010
  • 100 $0.0630
  • 500 $0.0460
  • 1,000 $0.0330
  • 3,000 $0.0290
  • 9,000 $0.0240
  • 24,000 $0.0210
$0.0210 / $0.1600 Buy Now
DISTI # E02:0323_17295861
Arrow Electronics Trans GP BJT NPN 45V 0.5A 290mW Automotive AEC-Q101 3-Pin SC-70 T/R RoHS: Compliant Min Qty: 9000 Package Multiple: 3000 Lead time: 6 Weeks Date Code: 2406 Europe - 9000
  • 9,000 $0.0156
  • 15,000 $0.0156
  • 21,000 $0.0150
  • 30,000 $0.0144
  • 75,000 $0.0142
  • 150,000 $0.0141
  • 300,000 $0.0140
$0.0140 / $0.0156 Buy Now
Future Electronics Bipolar Transistors 45V 500mA NPN SOT323 SMD Automotive RoHS: Compliant pbFree: Yes Min Qty: 3000 Package Multiple: 3000 Lead time: 6 Weeks Container: Reel 84000
Reel
  • 3,000 $0.0165
  • 9,000 $0.0161
  • 15,000 $0.0159
  • 60,000 $0.0154
  • 90,000 $0.0151
$0.0151 / $0.0165 Buy Now
Future Electronics Bipolar Transistors 45V 500mA NPN SOT323 SMD Automotive RoHS: Compliant pbFree: Yes Min Qty: 54000 Package Multiple: 3000 Lead time: 6 Weeks Container: Reel 0
Reel
  • 3,000 $0.0165
  • 9,000 $0.0161
  • 15,000 $0.0159
  • 60,000 $0.0154
  • 90,000 $0.0151
$0.0151 / $0.0165 Buy Now
DISTI # 87726646
Verical Trans GP BJT NPN 45V 0.5A 290mW Automotive AEC-Q101 3-Pin SC-70 T/R RoHS: Compliant Min Qty: 3000 Package Multiple: 3000 Date Code: 2433 Americas - 54000
  • 3,000 $0.0258
  • 30,000 $0.0236
  • 45,000 $0.0219
$0.0219 / $0.0258 Buy Now
DISTI # 79002718
Verical Trans GP BJT NPN 45V 0.5A 290mW Automotive AEC-Q101 3-Pin SC-70 T/R RoHS: Compliant Min Qty: 9000 Package Multiple: 9000 Date Code: 2406 Americas - 9000
  • 9,000 $0.0236
$0.0236 Buy Now
DISTI # BC817-40W-QX
TTI Bipolar Transistors - BJT 45 V, 500 mA NPN general-purpose transistors RoHS: Compliant pbFree: Pb-Free Min Qty: 3000 Package Multiple: 3000 Container: Reel Americas - 27000
In Stock
  • 3,000 $0.0287
  • 6,000 $0.0282
  • 9,000 $0.0238
  • 15,000 $0.0229
  • 24,000 $0.0208
  • 75,000 $0.0200
  • 150,000 $0.0184
$0.0184 / $0.0287 Buy Now
Future Electronics Bipolar Transistors 45V 500mA NPN SOT323 SMD Automotive Min Qty: 3000 Package Multiple: 3000 84000
null
  • 3,000 $0.0165
  • 9,000 $0.0161
  • 15,000 $0.0159
  • 60,000 $0.0154
  • 90,000 $0.0151
$0.0151 / $0.0165 Buy Now
DISTI # BC817-40W-QX
TME Transistor: NPN, bipolar, 45V, 0.5A, 290mW, SC70,SOT323 Min Qty: 25 0
  • 25 $0.0355
  • 100 $0.0302
  • 500 $0.0240
  • 3,000 $0.0215
  • 12,000 $0.0201
$0.0201 / $0.0355 RFQ
DISTI # BC817-40W-QX
Avnet Asia Transistor GP BJT NPN 45V 500mA 3-Pin SOT-323 T/R (Alt: BC817-40W-QX) RoHS: Compliant Min Qty: 54000 Package Multiple: 3000 Lead time: 6 Weeks, 0 Days 0
  • 54,000 $0.0229
  • 108,000 $0.0226
  • 162,000 $0.0223
  • 270,000 $0.0220
  • 540,000 $0.0215
  • 1,350,000 $0.0210
  • 2,700,000 $0.0205
$0.0205 / $0.0229 Buy Now
DISTI # BC817-40W-QX
Avnet Silica Transistor GP BJT NPN 45V 500mA 3Pin SOT323 TR (Alt: BC817-40W-QX) RoHS: Compliant Min Qty: 3000 Package Multiple: 3000 Lead time: 8 Weeks, 0 Days Silica - 231000
Buy Now
DISTI # BC817-40W-QX
EBV Elektronik Transistor GP BJT NPN 45V 500mA 3Pin SOT323 TR (Alt: BC817-40W-QX) RoHS: Compliant Min Qty: 3000 Package Multiple: 3000 Lead time: 8 Weeks, 0 Days EBV - 0
Buy Now
New Advantage Corporation   RoHS: Compliant Min Qty: 1 Package Multiple: 3000 96000
  • 9,000 $0.0275
  • 96,000 $0.0254
$0.0254 / $0.0275 Buy Now
Vyrian Transistors 23386
RFQ

Part Details for BC817-40W-QX

BC817-40W-QX Part Data Attributes

Parametric Data
BC817-40W-QX Nexperia
Buy Now Datasheet
Compare Parts:
BC817-40W-QX Nexperia BC817W-Q series - 45 V, 500 mA NPN general-purpose transistors@en-us SC-70 3-Pin
Rohs Code Yes
Part Life Cycle Code Active
Ihs Manufacturer NEXPERIA
Part Package Code SC-70
Package Description SC-70, SOT-323, 3 PIN
Pin Count 3
Manufacturer Package Code SOT323
Reach Compliance Code compliant
Factory Lead Time 6 Weeks
Samacsys Manufacturer Nexperia
Collector Current-Max (IC) 0.5 A
Collector-Base Capacitance-Max 3 pF
Collector-Emitter Voltage-Max 45 V
Configuration SINGLE
DC Current Gain-Min (hFE) 250
JESD-30 Code R-PDSO-G3
Number of Elements 1
Number of Terminals 3
Operating Temperature-Max 150 °C
Operating Temperature-Min -65 °C
Package Body Material PLASTIC/EPOXY
Package Shape RECTANGULAR
Package Style SMALL OUTLINE
Polarity/Channel Type NPN
Power Dissipation-Max (Abs) 0.29 W
Reference Standard AEC-Q101; IEC-60134
Surface Mount YES
Terminal Form GULL WING
Terminal Position DUAL
Transistor Application SWITCHING
Transistor Element Material SILICON
Transition Frequency-Nom (fT) 100 MHz
VCEsat-Max 0.7 V

BC817-40W-QX Frequently Asked Questions (FAQ)

  • The maximum operating temperature range for the BC817-40W-QX is -40°C to 150°C.

  • Yes, the BC817-40W-QX is suitable for high-frequency applications up to 100 MHz due to its low transition frequency (fT) of 250 MHz.

  • To ensure reliability, follow proper PCB design guidelines, use a suitable heat sink if necessary, and operate the transistor within its recommended operating conditions.

  • Yes, the BC817-40W-QX is AEC-Q101 qualified, making it suitable for automotive applications.

  • Yes, the BC817-40W-QX can be used as a switch due to its high current gain (hFE) and low saturation voltage (VCE(sat)).

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