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FMMT493TA
+NomenclatureTRANS NPN 100V 1A SOT23-3
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FabricantLa société diodes
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Pièce fabricant #FMMT493TA
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Fiche technique FMMT493TA DataSheet
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Package SOT-23-3
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En stock5829
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Spécifications
| Attribut | Valeur |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Active |
| Transistor Type | NPN |
| Current - Collector(Ic)(Max) | 1 A |
| Voltage - Collector Emitter Breakdown(Max) | 100 V |
| Vce Saturation(Max) @ Ib Ic | 600mV @ 100mA, 1A |
| Current - Collector Cutoff(Max) | 100nA |
| DC Current Gain(h FE)(Min) @ Ic Vce | 100 @ 250mA, 10V |
| Power - Max | 500 mW |
| Frequency - Transition | 150MHz |
| Operating Temperature | -55°C ~ 150°C (TJ) |
| Mounting Type | Surface Mount |
Présentation
Description
For example:
- Finance focus: Might explore trading algorithms, fintech, or risk management.
- Tech focus: Could involve machine learning, data analysis, or software development.
- TA suffix: Often indicates a teaching assistant role or a technical/applied component.
Check your institution’s catalog or syllabus for specifics on objectives, prerequisites, and structure. If this is a TA position, duties may include grading, mentoring, or leading discussions.
Equivalent
- MMBT5401LT1G (On Semiconductor)
- BC856BWT1G (On Semiconductor)
- 2N2907A (TO-92, through-hole alternative)
- PMBT5401 (NXP)
These are PNP transistors with similar characteristics (Vceo=-60V, Ic=-600mA). Verify pinout and specs for exact compatibility.
Features
- Type: PNP transistor
- Package: SOT-23 (compact surface-mount)
- Voltage Ratings:
- Collector-Emitter Voltage (VCEO): -20V
- Collector-Base Voltage (VCBO): -30V
- Emitter-Base Voltage (VEBO): -5V
- Current Ratings:
- Continuous Collector Current (IC): -500mA
- Power Dissipation (Ptot): 625mW
- Gain (hFE): 100–300 (at IC = -150mA)
- Low Saturation Voltage: Ensures efficient switching.
- Applications: Switching circuits, amplifiers, and general-purpose PNP transistor uses.
Compact, efficient, and suitable for low-power applications.
Pinout
Key Functions:
- Low saturation voltage (ideal for switching applications).
- High current gain (hFE) for efficient amplification.
- Max ratings: 100V collector-emitter voltage (VCE), 1A collector current (IC).
Pinout (SOT-23):
1. Pin 1 (Emitter)
2. Pin 2 (Base)
3. Pin 3 (Collector)
Commonly used in power management, amplification, and switching circuits.
Manufacturer
Diodes Incorporated, founded in 1959 and headquartered in Plano, Texas, is known for producing efficient, cost-effective components for power management, signal conditioning, and other applications. The company serves industries like automotive, consumer electronics, and industrial systems.
The FMMT493TA is part of their small-signal transistor lineup, designed for switching and amplification in compact, low-power circuits.
Application
1. Switching Circuits – Fast switching in relays, LEDs, and small motors.
2. Amplification – Low-power signal amplification in audio and RF stages.
3. Power Management – Voltage regulation and DC-DC converters.
4. Consumer Electronics – Found in devices like power supplies, chargers, and control circuits.
5. Automotive Systems – Used in lighting, sensors, and infotainment systems.
Its high current gain (hFE) and low saturation voltage make it suitable for efficient switching and amplification in compact designs.
