Part Details for 2N4033 by onsemi
Results Overview of 2N4033 by onsemi
- Distributor Offerings: (0 listings)
- Number of FFF Equivalents: (8 replacements)
- CAD Models: (Request Part)
- Number of Functional Equivalents: (10 options)
- Part Data Attributes: (Available)
- Reference Designs: (Not Available)
Tip: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.
2N4033 Information
2N4033 by onsemi is a Small Signal Bipolar Transistor.
Small Signal Bipolar Transistors are under the broader part category of Transistors.
A transistor is a small semiconductor device used to amplify, control, or create electrical signals. When selecting a transistor, factors such as voltage, current rating, gain, and power dissipation must be considered, with common types. Read more about Transistors on our Transistors part category page.
Part Details for 2N4033
2N4033 CAD Models
2N4033 Part Data Attributes
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2N4033
onsemi
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Datasheet
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2N4033
onsemi
1000mA, 80V, PNP, Si, SMALL SIGNAL TRANSISTOR, TO-39, 205AB, 3 PIN
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| Part Life Cycle Code | Obsolete | |
| Ihs Manufacturer | ONSEMI | |
| Package Description | 205AB, 3 PIN | |
| Reach Compliance Code | unknown | |
| ECCN Code | EAR99 | |
| Collector Current-Max (IC) | 1 A | |
| Collector-Emitter Voltage-Max | 80 V | |
| Configuration | SINGLE | |
| DC Current Gain-Min (hFE) | 25 | |
| JEDEC-95 Code | TO-39 | |
| JESD-30 Code | R-MBCY-W3 | |
| Number of Elements | 1 | |
| Number of Terminals | 3 | |
| Package Body Material | METAL | |
| Package Shape | RECTANGULAR | |
| Package Style | CYLINDRICAL | |
| Polarity/Channel Type | PNP | |
| Surface Mount | NO | |
| Terminal Form | WIRE | |
| Terminal Position | BOTTOM | |
| Transistor Application | SWITCHING | |
| Transistor Element Material | SILICON | |
| Turn-off Time-Max (toff) | 210 ns | |
| Turn-on Time-Max (ton) | 40 ns |
Alternate Parts for 2N4033
This table gives cross-reference parts and alternative options found for 2N4033. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of 2N4033, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.
| Part Number | Manufacturer | Composite Price | Description | Compare |
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| 2N4033 | Microchip Technology Inc | Check for Price | Small Signal Bipolar Transistor, 1A I(C), 80V V(BR)CEO, 1-Element, PNP, Silicon, TO-205AD | 2N4033 vs 2N4033 |
| 2N4033 | Space Power Electronics Inc | Check for Price | Small Signal Bipolar Transistor, 1A I(C), 80V V(BR)CEO, PNP, Silicon, TO-39, TO-39, 3 PIN | 2N4033 vs 2N4033 |
| 2N4033 | Central Semiconductor Corp | Check for Price | Power Bipolar Transistor, 1A I(C), 80V V(BR)CEO, 1-Element, PNP, Silicon, TO-39, Metal, 3 Pin, TO-39, 3 PIN | 2N4033 vs 2N4033 |
| 2N4033G4 | TT Electronics Resistors | Check for Price | Small Signal Bipolar Transistor, 1A I(C), 80V V(BR)CEO, 1-Element, PNP, Silicon, TO-39, METAL, TO-39, 3 PIN | 2N4033 vs 2N4033G4 |
| 2N4033 | Swampscott Electronics Co Inc | Check for Price | Small Signal Bipolar Transistor, 1A I(C), 80V V(BR)CEO, 1-Element, PNP, Silicon, TO-39, TO-39, 3 PIN | 2N4033 vs 2N4033 |
| JANTX2N4033 | Texas Instruments | Check for Price | 80V, PNP, Si, SMALL SIGNAL TRANSISTOR, TO-39 | 2N4033 vs JANTX2N4033 |
| 2N4033 | NXP Semiconductors | Check for Price | TRANSISTOR 1000 mA, 80 V, PNP, Si, SMALL SIGNAL TRANSISTOR, TO-39, TO-39, 3 PIN, BIP General Purpose Small Signal | 2N4033 vs 2N4033 |
| 2N4033 | Fairchild Semiconductor Corporation | Check for Price | Small Signal Bipolar Transistor, 1A I(C), 80V V(BR)CEO, 1-Element, PNP, Silicon, TO-39, TO-39, 3 PIN | 2N4033 vs 2N4033 |
2N4033 Frequently Asked Questions (FAQ)
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The maximum safe operating area (SOA) for the 2N4033 is not explicitly stated in the datasheet. However, it can be estimated based on the device's thermal resistance, maximum junction temperature, and voltage and current ratings. As a general guideline, the SOA is typically limited by the device's thermal capabilities, and the maximum power dissipation should not exceed 1.5W for the 2N4033.
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To ensure the 2N4033 is properly biased for linear operation, it's essential to set the base-emitter voltage (Vbe) and collector-emitter voltage (Vce) within the recommended operating ranges. Typically, Vbe should be around 0.65-0.7V, and Vce should be around 1-2V. Additionally, the collector current should be limited to the recommended maximum value to prevent thermal runaway.
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The recommended storage temperature range for the 2N4033 is -55°C to 150°C. It's essential to store the devices within this range to prevent damage or degradation of the device's electrical characteristics.
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Yes, the 2N4033 can be used as a switch, but it's essential to consider the device's switching characteristics, such as the turn-on and turn-off times, and the maximum collector current. The 2N4033 has a relatively slow switching speed compared to modern switching transistors, and it's not suitable for high-frequency switching applications. Additionally, the device's collector current should be limited to the recommended maximum value to prevent overheating.
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The 2N4033 is a sensitive device and requires proper ESD protection during handling and assembly. It's recommended to use ESD-safe materials, such as wrist straps, mats, and bags, and to follow proper ESD handling procedures to prevent damage to the device.