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FMMT491TA
+BOMTRANS NPN 60V 1A SOT23-3
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メーカーアナログ・デバイセズ
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メーカー品番 #FMMT491TA
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データシート FMMT491TA DataSheet
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パッケージ SOT-23-3
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在庫状況7767
365 日間品質保証
7*24 日間の品質保証
90-時間単位のサービス保証
1日間のアフターサービス保証
仕様
| 属性 | 値 |
| 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) | 60 V |
| Vce Saturation(Max) @ Ib Ic | 250mV @ 100mA, 1A |
| Current - Collector Cutoff(Max) | 100nA |
| DC Current Gain(h FE)(Min) @ Ic Vce | 100 @ 500mA, 5V |
| Power - Max | 500 mW |
| Frequency - Transition | 150MHz |
| Operating Temperature | -55°C ~ 150°C (TJ) |
| Mounting Type | Surface Mount |
概要
Description
For precise details, consult your institution’s course catalog or syllabus, as naming conventions are often unique. If it’s a technical subject (e.g., "Finite Element Methods in Mechanical Engineering"), expect hands-on projects or theoretical frameworks. If finance-related, it may involve trading algorithms or risk management.
Key features often include:
- Prerequisites (e.g., prior coursework in math or programming).
- Applied learning (labs, case studies).
- Industry-relevant tools (MATLAB, Python, Bloomberg Terminal).
For clarity, verify with your academic advisor or department. If this is a product code (e.g., semiconductor), check the manufacturer’s documentation.
Equivalent
- BC856B (Nexperia/ON Semi)
- 2N2907A (TO-92, but similar specs)
- MMBT491 (Fairchild/ON Semi)
- PBSS8110Z (Nexperia, enhanced PNP)
Check datasheets for exact parameter matching. For direct SOT-23 replacements, BC856B or MMBT491 are closest.
Features
- Type: PNP transistor
- Voltage Ratings:
- Collector-Emitter Voltage (VCE): -20V
- Collector-Base Voltage (VCB): -20V
- Emitter-Base Voltage (VEB): -5V
- Current Ratings:
- Continuous Collector Current (IC): -1A
- Power Dissipation (Ptot): 625mW
- Gain (hFE): 100–300 (at IC = -150mA)
- Package: SOT-23 (small surface-mount package)
- Applications: Switching, amplification, and general-purpose low-power circuits.
Compact and efficient, it’s suitable for portable and space-constrained designs.
Pinout
- High current gain (hFE) for amplification.
- Low saturation voltage for efficient switching.
- Moderate power dissipation (200mW).
Common uses: signal amplification, switching circuits, and driver applications.
Pinout (standard SOT-23):
1. Pin 1 (Emitter)
2. Pin 2 (Base)
3. Pin 3 (Collector)
Check datasheet for exact pinout confirmation.
Manufacturer
Diodes Incorporated specializes in producing high-quality discrete, analog, and mixed-signal semiconductors for various applications, including consumer electronics, computing, communications, and industrial markets. Known for reliability and innovation, the company offers a broad portfolio of diodes, transistors, MOSFETs, and power management ICs.
The FMMT491TA is part of their small-signal transistor lineup, designed for switching and amplification in compact, energy-efficient 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 load control in portable devices.
4. Automotive Electronics – Sensor interfaces and lighting controls.
5. Consumer Electronics – Used in gadgets like remote controls and power supplies.
Its high current gain (hFE) and low saturation voltage make it suitable for efficient, compact designs.