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BUF634U
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FabricanteTexas Instruments
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Peça do Fabricante #BUF634U
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Especificações
| Atributo | Valor |
| Package | Tube |
| ProductStatus | Not For New Designs |
| AmplifierType | Buffer |
| NumberofCircuits | 1 |
| SlewRate | 2000V/µs |
| -3dbBandwidth | 180 MHz |
| Current-InputBias | 5 µA |
| Voltage-InputOffset | 30 mV |
| Current-Supply | 15mA |
| Current-Output/Channel | 250 mA |
| Voltage-SupplySpan(Min) | 4.5 V |
| Voltage-SupplySpan(Max) | 36 V |
| OperatingTemperature | -40°C ~ 85°C |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
Visão Geral
Description
Key features of the BUF634U include a wide supply voltage range (±2.5 V to ±18 V), high output current capability (up to 250 mA), and low quiescent current. It operates effectively in both inverting and non-inverting configurations. The buffer can be used in two modes: wideband mode for high-frequency applications and a lower bandwidth mode for reduced power consumption.
The BUF634U comes in various package options suitable for different design requirements, including surface-mount and through-hole. Its robust design ensures stability across a wide range of operating conditions, making it a versatile choice for designers looking to enhance the performance of their analog signal chains.
Equivalent
1. LT1010 from Analog Devices: A wide bandwidth, operational buffer amplifier.
2. OPA633 from Texas Instruments: Similar buffer characteristics with high slew rates.
3. EL2001 from Intersil (Renesas): A high-speed buffer offering similar performance features.
4. HA-5033 from Renesas: Another alternative offering unity-gain buffer capabilities.
Ensure to compare specifications closely to match in terms of performance requirements.
Features
1. Wide Bandwidth: Offers a bandwidth of up to 250 MHz, making it suitable for high-frequency applications.
2. High Slew Rate: Provides a slew rate of 2000 V/µs, allowing for fast transient responses.
3. Low Distortion: Ensures minimal signal distortion, crucial for audio and other precision applications.
4. Output Drive Capability: Can drive up to 250 mA, ideal for driving capacitive loads or buffering signals to other stages.
5. Low Quiescent Current: Consumes relatively low power, with a typical quiescent current of 1.5 mA.
6. Wide Supply Voltage Range: Operates over a wide range of ±2.25 V to ±18 V, offering flexibility in various power supply configurations.
7. Thermal Shutdown: Includes a thermal shutdown feature for protection against overheating.
8. Package Options: Available in different packages, including TO-220 and SO-8, providing options for various design needs.
These features make the BUF634U suitable for use in applications like audio equipment, data acquisition systems, and high-speed communication systems.
Pinout
1. V+ (Pin 1): Positive supply voltage.
2. V- (Pin 2): Negative supply voltage.
3. OUTPUT (Pin 3): Output of the buffer.
4. NC (Pin 4): No connection; this pin is not used.
5. INPUT (Pin 5): Input signal to be buffered.
The BUF634U is designed to provide high-speed buffering with wide bandwidth and high slew rates. It is commonly used in applications requiring low distortion and high output drive capability, such as audio amplifiers, active filters, and line drivers.