TRANS NPN 300V 0.5A SOT23-3
Manufacturer: ON Semiconductor
Win Source Part Number: 023798-MMBTA42LT1G
Packaging: Reel - TR
Mounting: SMD (SMT)
Frequency - Transition: 50MHz
Transistor Polarity: NPN
Family Name: MMBTA42L
Categories: Discrete Semiconductor Products
Status: Active
Temperature Range - Operating: -55°C to 150°C (TJ)
Case / Package: SOT-23-3 (TO-236)
Maximum Current Collector: 500mA
VCEO Maximum Collector-Emitter Breakdown Voltage: 300V
Max Vce (sat): 500mV @ 2mA, 20mA
Collector Cut-off Current(Max): 100nA (ICBO)
Typical Gain (hFE) (Min): 40 @ 30mA, 10V
Maximum Power Dissipation: 225mW
Alternative Parts (Cross-Reference): MMBTA42-7-F; MMBTA42; MMBTA42-13-F; MMBTA42;
Introduction Date: June 08, 1998
ECCN: EAR99
Country of Origin: China, United States of America
Estimated EOL Date: 2026
Halogen Free: Compliant
Is this a common-used part?: Yes
Popularity: High
Fake Threat In the Open Market: 51 pct.
Supply and Demand Status: Sufficient
Application Field: Used in Industrial, Power Management
Bipolar (BJT) Transistor NPN 300V 500mA 50MHz 225mW Surface Mount SOT-23-3 (TO-236)
Bipolar (BJT) Transistor NPN 300V 500mA 50MHz 225mW Surface Mount SOT-23-3 (TO-236)
Bipolar (BJT) Transistor NPN 300V 500mA 50MHz 225mW Surface Mount SOT-23-3 (TO-236)
Transistor NPN 300V 500mA hfe40 SOT23
Transistor NPN 300V 500mA hfe40 SOT23
Transistor NPN 300V 500mA hfe40 SOT23
300V NPN BJT Transistor, 500mA, 50MHz, SOT-23 Product overview: MMBTA42LT1G 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 300V, 500mA, 50MHz, SOT-23. Search-friendly keywords include transistor, BJT, switching, amplification, 300V, 500mA, 50MHz, 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-MMBTA42LT1G can be used for catalog matching and distributor lookup.
Bipolar Transistors - BJT 500mA 300V NPN
300V 225mW 40@30mA,10V 500mA NPN SOT-23 Bipolar Transistors - BJT ROHS
TRANS NPN 300V 0.5A SOT23-3
BIPOLAR TRANSISTOR, NPN, 300V; Transistor Polarity:NPN; Collector Emitter Voltage Max:300V; Continuous Collector Current:500mA; Power Dissipation:300mW; Transistor Mounting:Surface Mount; No. of Pins:3Pins; Transition Frequency:50MHzRoHS Compliant: Yes
BIPOLAR TRANSISTOR, FULL REEL; Transistor Polarity:NPN; Collector Emitter Voltage Max:300V; Continuous Collector Current:500mA; Power Dissipation:300mW; Transistor Mounting:Surface Mount; No. of Pins:3Pins; Transition Frequency:50MHzRoHS Compliant: Yes
| ODG (Origin Data Global) | Win Source Electronics | DigiKey | RS Components, Ltd. | RS Components, Ltd. | ERSAELECTRONICS PTE. LTD. | VAST STOCK CO., LIMITED | LCSC Electronics Technology (HK) Limited | Shenzhen Shengyu Electronics Technology Limited | Newark, An Avnet Company | Newark, An Avnet Company | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Product Category | Bipolar RF Transistors | Bipolar RF Transistors | Transistors | Bipolar RF Transistors | Bipolar RF Transistors | Bipolar RF Transistors | Bipolar RF Transistors | Bipolar RF Transistors | Bipolar RF Transistors | Bipolar RF Transistors | Bipolar RF Transistors |
| Product Number | MMBTA42LT1G | 023798-MMBTA42LT1G | MMBTA42LT1GOSDKR-ND | 5450438 | 5450438P | 276-MMBTA42LT1G | MMBTA42LT1G | MMBTA42LT1G | MMBTA42LT1G | 88H4783 | 67R1332 |
| Product Name | Single Bipolar Transistors | TRANSISTORS - Transistors (BJT) - Single - MMBTA42LT1G | Single Bipolar Transistors | Bipolar Transistors | Bipolar Transistors | 300V 500mA 50MHz SOT-23 Bipolar Transistor | Bipolar Transistors - BJT | Triode/MOS Tube/Transistor >> Bipolar Transistors - BJT | Discrete Semiconductor Products - Transistors - Bipolar (BJT) | Bipolar Transistor, Npn, 300V; Transistor Polarity Onsemi | Bipolar Transistor, Full Reel; Transistor Polarity Onsemi |
| Polarity | NPN; NPN | NPN; NPN | NPN | NPN | NPN | NPN | NPN | NPN | |||
| Package Type | SOT23; TO-236-3, SC-59, SOT-23-3 | SOT3; SOT23; SOT-23-3 (TO-236) | SOT23; TO-236-3, SC-59, SOT-23-3 | SOT23; Sot-23 | SOT23; SOT-23 | SOT23 | TO-3 | TO-3 | |||
| IC(max) | 500 milliamps | 500 milliamps | 500 milliamps | 500 milliamps | 500 milliamps | 500 milliamps | 500 milliamps | ||||
| VCEO | 300 volts | 300 volts | 300 volts | 300 volts | 300 volts | 300 volts | 300 volts | ||||
| Operating Frequency | 50 MHz | 50 MHz | 50 MHz | 50 MHz |
