Part Details for START499ETR by STMicroelectronics
Results Overview of START499ETR by STMicroelectronics
- Distributor Offerings: (2 listings)
- Number of FFF Equivalents: (0 replacements)
- Tariff Estimator: (Not Available)
- Number of Functional Equivalents: (1 option)
- CAD Models: (Request Part)
- 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.
START499ETR Information
START499ETR by STMicroelectronics is an RF Small Signal Bipolar Transistor.
RF 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.
Price & Stock for START499ETR
| Part # | Distributor | Description | Stock | Price | Buy | |
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Bristol Electronics | 4245 |
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RFQ | ||
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Vyrian | Discontinued | 6998 |
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RFQ |
Part Details for START499ETR
START499ETR CAD Models
START499ETR Part Data Attributes
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START499ETR
STMicroelectronics
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Datasheet
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START499ETR
STMicroelectronics
RF Small Signal Bipolar Transistor, 0.6A I(C), 1-Element, C Band, Silicon, NPN
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| Rohs Code | Yes | |
| Part Life Cycle Code | Obsolete | |
| Part Package Code | SC-70 | |
| Package Description | Sc-70, 4 Pin | |
| Pin Count | 4 | |
| Reach Compliance Code | Compliant | |
| ECCN Code | EAR99 | |
| Case Connection | Emitter | |
| Collector Current-Max (IC) | 0.6 A | |
| Collector-Emitter Voltage-Max | 4.5 V | |
| Configuration | Single | |
| Highest Frequency Band | C Band | |
| JESD-30 Code | R-PDSO-G4 | |
| JESD-609 Code | e3 | |
| Moisture Sensitivity Level | 1 | |
| Number of Elements | 1 | |
| Number of Terminals | 4 | |
| Operating Temperature-Max | 150 °C | |
| Package Body Material | Plastic/Epoxy | |
| Package Shape | Rectangular | |
| Package Style | Small Outline | |
| Polarity/Channel Type | Npn | |
| Power Dissipation-Max (Abs) | 0.6 W | |
| Qualification Status | Not Qualified | |
| Surface Mount | Yes | |
| Terminal Finish | Matte Tin | |
| Terminal Form | Gull Wing | |
| Terminal Position | Dual | |
| Transistor Application | Amplifier | |
| Transistor Element Material | Silicon | |
| Transition Frequency-Nom (fT) | 42000 Mhz |
Alternate Parts for START499ETR
This table gives cross-reference parts and alternative options found for START499ETR. 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 START499ETR, 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 |
|---|---|---|---|---|
| START499TR | STMicroelectronics | Check for Price | RF Small Signal Bipolar Transistor, 0.6A I(C), 1-Element, Ultra High Frequency Band, Silicon, NPN | START499ETR vs START499TR |
START499ETR Frequently Asked Questions (FAQ)
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A good PCB layout for optimal thermal performance involves placing the START499ETR near a thermal pad or a heat sink, ensuring good thermal conductivity. A 2-layer or 4-layer PCB with a solid ground plane and a thermal relief pattern around the device can help dissipate heat efficiently.
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To ensure reliable operation in high-temperature environments, it's essential to follow proper thermal management practices, such as providing adequate heat sinking, using thermal interface materials, and ensuring good airflow. Additionally, consider using a thermistor or thermocouple to monitor the device temperature and implement thermal shutdown or warning mechanisms if necessary.
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The recommended input capacitor is a 10uF to 22uF X7R or X5R ceramic capacitor, and the recommended output capacitor is a 10uF to 22uF X7R or X5R ceramic capacitor. These capacitors help filter out noise and ensure stable operation.
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To troubleshoot issues with the START499ETR, start by checking the input voltage, output voltage, and current consumption. Verify that the device is properly soldered and that the PCB layout is correct. Use an oscilloscope to analyze the input and output waveforms, and check for any signs of overheating or electrical overstress.
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Yes, the START499ETR is suitable for high-reliability and safety-critical applications. However, it's essential to follow proper design and validation procedures, including thorough testing, validation, and certification according to relevant industry standards and regulations.