NPN BJT 45V 500mA 300mW SOT-23 Transistor Product overview: BC817-40LT1G from onsemi is a Bipolar Transistor for signal amplification, switching, driver stages, discrete power control, and general electronic circuit design. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include 45V, 500mA, 300mW, SOT-23. Search-friendly keywords include transistor, BJT, switching, amplification, 45V, 500mA, 300mW, SOT-23, Bipolar Transistor, Single Bipolar Transistors. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 276-BC817-40LT1G can be used for catalog matching and distributor lookup.
Manufacturer: ON Semiconductor
Win Source Part Number: 011089-BC817-40LT1G
Packaging: Reel - TR
Mounting: SMD (SMT)
Frequency - Transition: 100MHz
Transistor Polarity: NPN
Family Name: BC817-40L
Categories: Discrete Semiconductor Products
Status: Active
Temperature Range - Operating: -65°C to 150°C (TJ)
Case / Package: SOT-23-3 (TO-236)
Maximum Current Collector: 500mA
VCEO Maximum Collector-Emitter Breakdown Voltage: 45V
Max Vce (sat): 700mV @ 50mA, 500mA
Collector Cut-off Current(Max): 100nA (ICBO)
Typical Gain (hFE) (Min): 250 @ 100mA, 1V
Maximum Power Dissipation: 300mW
Alternative Parts (Cross-Reference): BC817-40T/R7; LBC817-40LT1G; LBC817-40LT3G;
Introduction Date: July 30, 1997
ECCN: EAR99
Country of Origin: China
Estimated EOL Date: 2023
Halogen Free: Compliant
Is this a common-used part?: Yes
Popularity: High
Fake Threat In the Open Market: 70 pct.
Supply and Demand Status: Sufficient
Application Field: Used in Industrial, Power Management, Safety
Bipolar (BJT) Transistor NPN 45V 500mA 100MHz 300mW Surface Mount SOT-23-3 (TO-236)
Bipolar (BJT) Transistor NPN 45V 500mA 100MHz 300mW Surface Mount SOT-23-3 (TO-236)
Bipolar (BJT) Transistor NPN 45V 500mA 100MHz 300mW Surface Mount SOT-23-3 (TO-236)
45V 300mW 250@100mA,1V 500mA NPN SOT-23 Bipolar Transistors - BJT ROHS
TRANS NPN 45V 0.5A SOT23-3
BIPOLAR TRANSISTOR, NPN, 45V SOT-23; Transistor Polarity:NPN; Collector Emitter Voltage Max:45V; Continuous Collector Current:500mA; Power Dissipation:225mW; Transistor Mounting:Surface Mount; No. of Pins:3Pins; Product Range:- RoHS Compliant: Yes
BIPOLAR TRANSISTOR, NPN, 45V SOT-23, FULL REEL; Transistor Polarity:NPN; Collector Emitter Voltage Max:45V; Continuous Collector Current:500mA; Power Dissipation:225mW; Transistor Mounting:Surface Mount; No. of Pins:3Pins RoHS Compliant: Yes
Bipolar (BJT) Single Transistor, General Purpose, NPN, 45 V, 100 MHz, 225 mW, 500 mA, 250 RoHS Compliant: Yes
Bipolar Transistors - BJT 500mA 50V NPN
TRANS NPN 45V 0.5A SOT23-3
| ERSAELECTRONICS PTE. LTD. | Win Source Electronics | DigiKey | LCSC Electronics Technology (HK) Limited | ODG (Origin Data Global) | Newark, An Avnet Company | Newark, An Avnet Company | VAST STOCK CO., LIMITED | Shenzhen Shengyu Electronics Technology Limited | |
|---|---|---|---|---|---|---|---|---|---|
| Product Category | Bipolar RF Transistors | Transistors | Transistors | Bipolar RF Transistors | Bipolar RF Transistors | Bipolar RF Transistors | Bipolar RF Transistors | Bipolar RF Transistors | Bipolar RF Transistors |
| Product Number | 276-BC817-40LT1G | 011089-BC817-40LT1G | BC817-40LT1GOSDKR-ND | BC817-40LT1G | BC817-40LT1G | 84K8723 | 94W7532 | BC817-40LT1G | BC817-40LT1G |
| Product Name | 45V 500mA 300mW SOT-23 Bipolar Transistor | TRANSISTORS - Transistors (BJT) - Single - BC817-40LT1G | Single Bipolar Transistors | Triode/MOS Tube/Transistor >> Bipolar Transistors - BJT | Single Bipolar Transistors | Bipolar Transistor, Npn, 45V Sot-23; Transistor Polarity Onsemi | Bipolar (Bjt) Single Transistor, General Purpose, Npn, 45 V, 100 Mhz, 225 Mw, 500 Ma, 250 Rohs Compliant Onsemi | Bipolar Transistors - BJT | Discrete Semiconductor Products - Transistors - Bipolar (BJT) |
| Polarity | NPN | NPN; NPN | NPN | NPN | NPN; NPN | NPN | NPN | ||
| IC(max) | 500 milliamps | 500 milliamps | 500 milliamps | 500 milliamps | 500 milliamps | ||||
| VCEO | 45 volts | 45 volts | 45 volts | 45 volts | 45 volts | ||||
| VCBO | 50 volts | ||||||||
| fT | 100 MHz | 100 MHz |
