TRANS NPN 40V 1A SOT23-3 Product overview: FMMT491ATA from Diodes Incorporated 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 40V, 1A, SOT23. Search-friendly keywords include transistor, BJT, switching, amplification, 40V, 1A, SOT23, 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-FMMT491ATA can be used for catalog matching and distributor lookup.
Bipolar (BJT) Transistor NPN 40V 1A 150MHz 500mW Surface Mount SOT-23-3
Bipolar (BJT) Transistor NPN 40V 1A 150MHz 500mW Surface Mount SOT-23-3
Bipolar (BJT) Transistor NPN 40V 1A 150MHz 500mW Surface Mount SOT-23-3
TRANS NPN 40V 1A SOT23-3
Manufacturer: Diodes Incorporated
Win Source Part Number: 016320-FMMT491ATA
Packaging: Reel - TR
Mounting: SMD (SMT)
Frequency - Transition: 150MHz
Transistor Polarity: NPN
Family Name: FMMT491A
Categories: Discrete Semiconductor Products
Status: Active
Temperature Range - Operating: -55°C to 150°C (TJ)
Case / Package: SOT-23-3
Maximum Current Collector: 1A
VCEO Maximum Collector-Emitter Breakdown Voltage: 40V
Max Vce (sat): 500mV @ 100mA, 1A
Collector Cut-off Current(Max): 100nA
Typical Gain (hFE) (Min): 300 @ 500mA, 5V
Maximum Power Dissipation: 500mW
Alternative Parts (Cross-Reference): BC817-25-GS18; BC81716-T; BC817-40-GS08;
Introduction Date: October 27, 1997
ECCN: EAR99
Country of Origin: China, Germany
Estimated EOL Date: 2026
Halogen Free: Compliant
Is this a common-used part?: Yes
Popularity: High
Fake Threat In the Open Market: 56 pct.
Supply and Demand Status: Balance
TRANSISTOR, NPN, 40V, 1A, SOT-23; Transistor Polarity:NPN; Collector Emitter Voltage V(br)ceo:40V; Transition Frequency ft:150MHz; Power Dissipation Pd:500mW; DC Collector Current:1A; DC Current Gain hFE:300hFE; Transistor Case RoHS Compliant: Yes
TRANSISTOR, NPN, 40V, 1A, SOT-23; Transistor Polarity:NPN; Collector Emitter Voltage V(br)ceo:40V; Transition Frequency ft:150MHz; Power Dissipation Pd:500mW; DC Collector Current:1A; DC Current Gain hFE:300hFE; Transistor Case RoHS Compliant: Yes
40V 500mW 300@500mA,5V 1A NPN SOT-23 Bipolar Transistors - BJT ROHS
Bipolar Transistors - BJT NPN Medium Power
TRANS NPN 40V 1A SOT23-3
| ERSAELECTRONICS PTE. LTD. | DigiKey | ODG (Origin Data Global) | Win Source Electronics | Newark, An Avnet Company | LCSC Electronics Technology (HK) Limited | VAST STOCK CO., LIMITED | Shenzhen Shengyu Electronics Technology Limited | |
|---|---|---|---|---|---|---|---|---|
| Product Category | Bipolar RF Transistors | Transistors | Bipolar RF Transistors | Transistors | Transistors | Bipolar RF Transistors | Bipolar RF Transistors | Bipolar RF Transistors |
| Product Number | 276-FMMT491ATA | FMMT491ATR-ND | FMMT491ATA | 016320-FMMT491ATA | 07AH3967 | FMMT491ATA | FMMT491ATA | FMMT491ATA |
| Product Name | 40V 1A SOT23 Bipolar Transistor | Single Bipolar Transistors | Single Bipolar Transistors | TRANSISTORS - Transistors (BJT) - Single - FMMT491ATA | Transistor, Npn, 40V, 1A, Sot-23; Transistor Polarity Diodes Inc. | Triode/MOS Tube/Transistor >> Bipolar Transistors - BJT | Bipolar Transistors - BJT | Discrete Semiconductor Products - Transistors - Bipolar (BJT) |
| Polarity | NPN | NPN | NPN; NPN | NPN; NPN | NPN | NPN | ||
| Package Type | Tape & Reel (TR) | SOT23; TO-236-3, SC-59, SOT-23-3 | SOT23; TO-236-3, SC-59, SOT-23-3 | SOT3; SOT23; SOT-23-3 | TO-3; SOT23 | SOT23 | ||
| Packing Method | Tape & Reel (TR) | Tape Reel; Tape & Reel (TR),Cut Tape (CT),Digi-ReelR | ||||||
| IC(max) | 1000 milliamps | 1000 milliamps | 1000 milliamps | 1000 milliamps | ||||
| VCEO | 40 volts | 40 volts | 40 volts | 40 volts |
