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FMMT491ATA is out of stock and can be placed on backorder.
Available Substitutes:
Direct
Parametric Equivalent
Parametric Equivalent
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FMMT491ATA | |
|---|---|
DigiKey Part Number | FMMT491ATR-ND - Tape & Reel (TR) FMMT491ACT-ND - Cut Tape (CT) FMMT491ADKR-ND - Digi-Reel® |
Manufacturer | |
Manufacturer Product Number | FMMT491ATA |
Description | TRANS NPN 40V 1A SOT-23-3 |
Manufacturer Standard Lead Time | 40 Weeks |
Customer Reference | |
Detailed Description | Bipolar (BJT) Transistor NPN 40 V 1 A 150MHz 500 mW Surface Mount SOT-23-3 |
Datasheet | Datasheet |
EDA/CAD Models | FMMT491ATA Models |
Product Attributes
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Category | DC Current Gain (hFE) (Min) @ Ic, Vce 300 @ 500mA, 5V |
Mfr | Power - Max 500 mW |
Packaging Tape & Reel (TR) Cut Tape (CT) Digi-Reel® | Frequency - Transition 150MHz |
Part Status Active | Operating Temperature -55°C ~ 150°C (TJ) |
Transistor Type | Mounting Type Surface Mount |
Current - Collector (Ic) (Max) 1 A | Package / Case TO-236-3, SC-59, SOT-23-3 |
Voltage - Collector Emitter Breakdown (Max) 40 V | Supplier Device Package SOT-23-3 |
Vce Saturation (Max) @ Ib, Ic 500mV @ 100mA, 1A | Base Product Number |
Current - Collector Cutoff (Max) 100nA |
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Substitutes (114)
| Part Number | Manufacturer | Quantity Available | DigiKey Part Number | Unit Price | Substitute Type |
|---|---|---|---|---|---|
| ZXTN2040FTA | Diodes Incorporated | 1,773 | ZXTN2040FTR-ND | $0.66000 | Direct |
| FMMT491AQTA | Diodes Incorporated | 0 | 31-FMMT491AQTATR-ND | $0.76000 | Parametric Equivalent |
| FMMT491AQTC | Diodes Incorporated | 0 | 31-FMMT491AQTCTR-ND | $0.14921 | Parametric Equivalent |
| FMMT491ATC | Diodes Incorporated | 0 | 31-FMMT491ATCTR-ND | $0.67000 | Parametric Equivalent |
| MMBT3904-TP | MCC (Micro Commercial Components) | 426,905 | MMBT3904TPMSTR-ND | $0.11000 | Similar |
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In-Stock: 0
1,500 expected in stock on 28-Dec-2026
1,500 expected in stock on 29-Mar-2027
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Quantity
All prices are in USD
Cut Tape (CT) & Digi-Reel®
| Quantity | Unit Price | Ext Price |
|---|---|---|
| 1 | $0.56000 | $0.56 |
| 10 | $0.34700 | $3.47 |
| 25 | $0.28800 | $7.20 |
| 50 | $0.25100 | $12.55 |
| 100 | $0.21980 | $21.98 |
Tape & Reel (TR)
| Quantity | Unit Price | Ext Price |
|---|---|---|
| 3,000 | $0.12445 | $373.35 |
| 9,000 | $0.10723 | $965.07 |
Tariff Status: Tariff may apply if shipping to the United States. Tariff costs are calculated and will be displayed in the shopping cart.
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