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BUF634TG3
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Product Detailed Parameters
- Description：IC BUFFER 1 CIRCUIT TO220-5
- Series：-
- Mfr：Texas Instruments
- Package：Tube
- Amplifier Type：Buffer
- Number of Circuits：1
- Output Type：-
- Slew Rate：2000V/µs
- Gain Bandwidth Product：-
- Current - Input Bias：5 µA
- Voltage - Input Offset：30 mV
- Current - Supply：15mA
- Current - Output / Channel：250 mA
- Voltage - Supply Span (Min)：4.5 V
- Voltage - Supply Span (Max)：36 V
- Operating Temperature：-40°C ~ 85°C
- Grade：-
- Qualification：-
- Mounting Type：Through Hole
- Package / Case：TO-220-5
- Supplier Device Package：TO-220-5
- -3db Bandwidth：180 MHz
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Overview
The BUF634TG3 is a high-speed buffer amplifier manufactured by Texas Instruments, housed in a TO-220-5 through-hole package. It features a single circuit with a 250 mA output current capability and a 180 MHz bandwidth. Key electrical parameters include a 2000 V/µs slew rate, 5 µA input bias current, and 30 mV input offset voltage. The device operates on supply voltages ranging from 4.5 V to 36 V, drawing 15 mA of supply current. It supports an operating temperature range of -40°C to 85°C.
Feature Summary
- Provides high-speed buffering with significant output drive capability for demanding applications.
- Features ultra-fast transient response characteristics suitable for video signal processing.
- Designed for robust performance across wide industrial temperature ranges.
Applications
- Video signal distribution and buffering
- High-speed data acquisition systems
- Test and measurement equipment
Procurement Notes
Verify the specific suffix TG3 against the manufacturer's official documentation to confirm pinout compatibility and RoHS status. Ensure the TO-220-5 package dimensions match the target PCB footprint. Confirm that the operating temperature range meets the environmental requirements of the final assembly. Cross-reference the datasheet revision date to ensure all electrical specifications are current.
Selection Notes
Select this component when high output current and fast settling times are required for driving capacitive loads or transmission lines. Compare the 250 mA drive capability against alternative buffers if higher current is needed. Evaluate the thermal dissipation requirements of the TO-220-5 package for the intended application environment. Consider the 180 MHz bandwidth relative to the signal frequency content.
Part Context
This part belongs to the BUF634 family of high-speed buffer amplifiers from Texas Instruments. The family includes variants such as the BUF634T and BUF634PG4, offering different packaging options like TO-220-5 and PDIP-8. These devices are engineered for applications requiring precise voltage buffering with minimal distortion and high speed.
Replacement Considerations
The BUF634AIDR is listed as a similar replacement option by distributors. Verify pin compatibility and electrical parameter equivalence before substitution. Other family members like the BUF634T may serve as direct replacements depending on package constraints.
