BUF634TAlternatives & Equivalent Parts
About BUF634T
BUF634T is a Integrated Circuit component manufactured by Texas Instruments. It comes in a Other package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
Specification Comparison
| Parameter | BUF634TSource | BUF634TG3 | ADG453BRUZ | MC34063EBD-TR |
|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Analog Devices | STMicroelectronics |
| Package Type | Other | Other | Small Outline Packages | Small Outline Packages |
| Pin Count | 3 | 3 | 16 | 8 |
| Temperature Range | -40.0°C ~ 125.0°C | -40.0°C ~ 125.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 125.0°C |
| Price | $17.5600 | $23.0600 | $4.9100 | — |
| Electrical Parameters | ||||
| Pbfree Code | Yes | Yes | No | — |
| Date Of Intro | 1993-07-01 | — | — | — |
| YTEOL | 1 | 1 | 10 | 7 |
| Amplifier Type | BUFFER | BUFFER | — | — |
| Average Bias Current-Max (IIB) | 20 µA | 20 µA | — | — |
| Bandwidth (3dB)-Nom | 180 MHz | 180 MHz | — | — |
| Bias Current-Max (IIB) @25C | 20 µA | 20 µA | — | — |
| Input Offset Voltage-Max | 100000 µV | 100000 µV | — | — |
| JESD-30 Code | R-PSFM-T5 | R-XSFM-T5 | R-PDSO-G16 | R-PDSO-G8 |
| JESD-609 Code | e3 | e3 | e3 | e4 |
| Neg Supply Voltage Limit-Max | -18 V | -18 V | — | — |
| Neg Supply Voltage-Nom (Vsup) | -15 V | -15 V | -5 V | — |
| Number of Functions | 1 | 1 | 4 | 1 |
| Package Body Material | PLASTIC/EPOXY | UNSPECIFIED | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | SIP5,.1,67TB | SIP5,.1,67TB | TSSOP16,.25 | SOP8,.25 |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package Style | FLANGE MOUNT | FLANGE MOUNT | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH | SMALL OUTLINE |
| Packing Method | TUBE | TUBE | — | — |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified | Not Qualified |
| Slew Rate-Nom | 2000 V/us | 2000 V/us | — | — |
| Supply Current-Max | 20 mA | 20 mA | — | — |
| Supply Voltage Limit-Max | 18 V | 18 V | — | — |
| Supply Voltage-Nom (Vsup) | 15 V | 15 V | 5 V | — |
| Surface Mount | NO | NO | YES | YES |
| Technology | BIPOLAR | BIPOLAR | CMOS | BIPOLAR |
| Temperature Grade | AUTOMOTIVE | AUTOMOTIVE | INDUSTRIAL | AUTOMOTIVE |
| Terminal Finish | Matte Tin (Sn) | Matte Tin (Sn) | Matte Tin (Sn) | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | THROUGH-HOLE | THROUGH-HOLE | GULL WING | GULL WING |
| Terminal Pitch | 1.7 mm | 1.7 mm | 0.65 mm | 1.27 mm |
| Terminal Position | SINGLE | SINGLE | DUAL | DUAL |
| Unity Gain BW-Nom | 180000 | 180000 | — | — |
| ## BUF634T Alternates Showing results | Image | — | — | — |
| ## BUF634TG3 Alternates Showing results | — | Image | — | — |
| Manufacturer Package Code | — | — | RU-16 | — |
| Additional Feature | — | — | ALSO OPERATE WITH 12V SINGLE SUPPLY | — |
| Analog IC - Other Type | — | — | SPST | SWITCHING REGULATOR |
| Neg Supply Voltage-Max (Vsup) | — | — | -20 V | — |
| Neg Supply Voltage-Min (Vsup) | — | — | -4.5 V | — |
| Normal Position | — | — | NO/NC | — |
| Number of Channels | — | — | 1 | — |
| Off-state Isolation-Nom | — | — | 65 dB | — |
| On-state Resistance Match-Nom | — | — | 0.3 Ω | — |
| On-state Resistance-Max (Ron) | — | — | 12 Ω | — |
| Output | — | — | SEPARATE OUTPUT | — |
| Peak Reflow Temperature (Cel) | — | — | 260 | 260 |
| Signal Current-Max | — | — | 0.1 A | — |
| Supply Current-Max (Isup) | — | — | 0.005 mA | — |
| Supply Voltage-Max (Vsup) | — | — | 20 V | — |
| Supply Voltage-Min (Vsup) | — | — | 4.5 V | — |
| Switch-off Time-Max | — | — | 140 ns | — |
| Switch-on Time-Max | — | — | 220 ns | — |
| Switching | — | — | BREAK-BEFORE-MAKE | — |
| Time@Peak Reflow Temperature-Max (s) | — | — | 30 | 30 |
| ## ADG453BRUZ Alternates Showing results | — | — | Image | — |
| Factory Lead Time | — | — | — | 12 Weeks |
| Control Mode | — | — | — | VOLTAGE-MODE |
| Input Voltage-Max | — | — | — | 40 V |
| Input Voltage-Min | — | — | — | 3 V |
| Input Voltage-Nom | — | — | — | 5 V |
| Output Current-Max | — | — | — | 1.5 A |
| Switcher Configuration | — | — | — | BOOST |
| Switching Frequency-Max | — | — | — | 100 kHz |
| ## MC34063EBD-TR Alternates Showing results | — | — | — | Image |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
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Why Look for Alternatives?
Finding alternatives for BUF634T is essential for supply chain resilience. Component shortages, long lead times, and end-of-life notices can disrupt production schedules. Having verified alternative parts ensures your designs remain manufacturable.
When evaluating BUF634T replacements, consider key parameters such as package compatibility, electrical specifications, and operating temperature range. Our engineering team can help verify pin-to-pin compatibility for your specific application.
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Request Alternatives for BUF634TFAQ
What is equivalent to BUF634T?
Known equivalents for BUF634T include BUF634TG3, ADG453BRUZ, MC34063EBD-TR. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of BUF634T?
In many cases, yes. Cross-manufacturer alternatives exist for most standard components. However, always verify pin compatibility, electrical specs, and package dimensions before substituting in production.
How do I verify BUF634T alternatives?
Compare the datasheet specifications including pinout, voltage ratings, timing parameters, and package dimensions. FindMyChip's engineering team can help with compatibility verification — submit an RFQ to get started.