MMBTA42 is out of stock and can be placed on backorder.
Available Substitutes:
Parametric Equivalent
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MMBTA42 | |
|---|---|
DigiKey Part Number | 4878-MMBTA42TR-ND - Tape & Reel (TR) 4878-MMBTA42CT-ND - Cut Tape (CT) 4878-MMBTA42DKR-ND - Digi-Reel® |
Manufacturer | |
Manufacturer Product Number | MMBTA42 |
Description | TRANS NPN 300V 0.5A SOT23-3 |
Manufacturer Standard Lead Time | 8 Weeks |
Customer Reference | |
Detailed Description | Bipolar (BJT) Transistor NPN 300 V 500 mA 50MHz 250 mW Surface Mount SOT-23-3 (TO-236) |
Datasheet | Datasheet |
EDA/CAD Models | MMBTA42 Models |
Product Attributes
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Category | Current - Collector Cutoff (Max) 100nA (ICBO) |
Mfr | DC Current Gain (hFE) (Min) @ Ic, Vce 80 @ 10mA, 10V |
Packaging Tape & Reel (TR) Cut Tape (CT) Digi-Reel® | Power - Max 250 mW |
Part Status Active | Frequency - Transition 50MHz |
Transistor Type | Operating Temperature -55°C ~ 150°C (TJ) |
Current - Collector (Ic) (Max) 500 mA | Mounting Type Surface Mount |
Voltage - Collector Emitter Breakdown (Max) 300 V | Package / Case TO-236-3, SC-59, SOT-23-3 |
Vce Saturation (Max) @ Ib, Ic 500mV @ 2mA, 20mA | Supplier Device Package SOT-23-3 (TO-236) |
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Substitutes (2)
| Part Number | Manufacturer | Quantity Available | DigiKey Part Number | Unit Price | Substitute Type |
|---|---|---|---|---|---|
| MMBTA42-AQ | Diotec Semiconductor | 0 | 4878-MMBTA42-AQ-ND | $0.03203 | Parametric Equivalent |
| TSC497CX RFG | Taiwan Semiconductor Corporation | 0 | TSC497CXRFGTR-ND | $0.66000 | Similar |
In-Stock: 0
3,000 estimated in stock on 16-Nov-2026
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Quantity
All prices are in USD
Cut Tape (CT) & Digi-Reel®
| Quantity | Unit Price | Ext Price |
|---|---|---|
| 1 | $0.22000 | $0.22 |
| 10 | $0.13700 | $1.37 |
| 100 | $0.08500 | $8.50 |
| 500 | $0.06218 | $31.09 |
| 1,000 | $0.05478 | $54.78 |
Tape & Reel (TR)
| Quantity | Unit Price | Ext Price |
|---|---|---|
| 3,000 | $0.04534 | $136.02 |
| 6,000 | $0.04057 | $243.42 |
| 9,000 | $0.03814 | $343.26 |
| 15,000 | $0.03540 | $531.00 |
| 21,000 | $0.03378 | $709.38 |
| 30,000 | $0.03220 | $966.00 |
| 75,000 | $0.02874 | $2,155.50 |
| 150,000 | $0.02660 | $3,990.00 |
| 300,000 | $0.02480 | $7,440.00 |
Tariff Status: Tariff may apply if shipping to the United States. Estimated tariff costs will be calculated and displayed in the shopping cart to help you assess potential expenses.
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