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Part Details for BUF634U by Texas Instruments
Results Overview of BUF634U by Texas Instruments
- Distributor Offerings: (2 listings)
- Number of FFF Equivalents: (1 replacement)
- CAD Models: (Available)
- Number of Functional Equivalents: (4 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.
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BUF634U Information
BUF634U by Texas Instruments is a Buffer Amplifier.
Buffer Amplifiers are under the broader part category of Amplifier Circuits.
Amplifier circuits use external power to increase the amplitude of an input signal. They can be used to perform linear amplifications or logarithmic functions. Read more about Amplifier Circuits on our Amplifier Circuits part category page.
Price & Stock for BUF634U
| Part # | Distributor | Description | Stock | Price | Buy | |
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Bristol Electronics | 8 |
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RFQ | ||
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Win Source Electronics | Op Amp Single GP ±18V/36V 8-Pin SOIC Tube / IC OPAMP BUFFER 180MHZ 8SOIC | 655 |
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$17.7262 / $26.5892 | Buy Now |
Part Details for BUF634U
BUF634U CAD Models
BUF634U Part Data Attributes
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BUF634U
Texas Instruments
Buy Now
Datasheet
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BUF634U
Texas Instruments
250-mA high-speed buffer - see BUF634A for upgraded version 8-SOIC -40 to 125
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| Pbfree Code | Yes | |
| Rohs Code | Yes | |
| Part Life Cycle Code | Not Recommended | |
| Ihs Manufacturer | TEXAS INSTRUMENTS INC | |
| Part Package Code | SOIC | |
| Package Description | GREEN, MS-012AA, SOIC-8 | |
| Pin Count | 8 | |
| Reach Compliance Code | compliant | |
| ECCN Code | EAR99 | |
| HTS Code | 8542.39.00.01 | |
| Date Of Intro | 1993-07-01 | |
| Samacsys Manufacturer | Texas Instruments | |
| Amplifier Type | BUFFER | |
| Average Bias Current-Max (IIB) | 20 µA | |
| Bandwidth (3dB)-Nom | 180 MHz | |
| Bias Current-Max (IIB) @25C | 20 µA | |
| Input Offset Voltage-Max | 100000 µV | |
| JESD-30 Code | R-PDSO-G8 | |
| JESD-609 Code | e4 | |
| Length | 4.9 mm | |
| Moisture Sensitivity Level | 3 | |
| Neg Supply Voltage Limit-Max | -18 V | |
| Neg Supply Voltage-Nom (Vsup) | -15 V | |
| Number of Functions | 1 | |
| Number of Terminals | 8 | |
| Operating Temperature-Max | 125 °C | |
| Operating Temperature-Min | -40 °C | |
| Package Body Material | PLASTIC/EPOXY | |
| Package Code | SOP | |
| Package Equivalence Code | SOP8,.25 | |
| Package Shape | RECTANGULAR | |
| Package Style | SMALL OUTLINE | |
| Packing Method | TUBE | |
| Peak Reflow Temperature (Cel) | 260 | |
| Qualification Status | Not Qualified | |
| Seated Height-Max | 1.75 mm | |
| Slew Rate-Nom | 2000 V/us | |
| Supply Current-Max | 20 mA | |
| Supply Voltage Limit-Max | 18 V | |
| Supply Voltage-Nom (Vsup) | 15 V | |
| Surface Mount | YES | |
| Technology | BIPOLAR | |
| Temperature Grade | AUTOMOTIVE | |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) | |
| Terminal Form | GULL WING | |
| Terminal Pitch | 1.27 mm | |
| Terminal Position | DUAL | |
| Time@Peak Reflow Temperature-Max (s) | 30 | |
| Unity Gain BW-Nom | 180000 | |
| Width | 3.9 mm |
Alternate Parts for BUF634U
This table gives cross-reference parts and alternative options found for BUF634U. 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 BUF634U, 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 |
|---|---|---|---|---|
| BUF634UE4 | Texas Instruments | Check for Price | 250-mA high-speed buffer - see BUF634A for upgraded version 8-SOIC -40 to 125 | BUF634U vs BUF634UE4 |
BUF634U Frequently Asked Questions (FAQ)
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The maximum power dissipation of the BUF634U is dependent on the thermal resistance of the package and the ambient temperature. According to the datasheet, the maximum power dissipation is approximately 2.5W at 25°C ambient temperature.
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To ensure stability when using the BUF634U, it is recommended to use a minimum output capacitance of 100nF and to avoid using capacitors with high equivalent series resistance (ESR). Additionally, the input and output pins should be decoupled with 10nF to 100nF capacitors.
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The recommended operating voltage range for the BUF634U is 2.7V to 5.5V. Operating the device outside of this range may affect its performance and reliability.
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To reduce noise and oscillations when using the BUF634U, it is recommended to use a low-ESR output capacitor, minimize the length of the output traces, and use a ground plane to reduce electromagnetic interference (EMI).
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No, the BUF634U is not designed to be used as a voltage regulator. It is a buffer amplifier intended for signal buffering and amplification applications. Using it as a voltage regulator may lead to unstable operation and reduced reliability.