特性
- User Programmable Output Voltage Limits
- Low Distortion (30MHz, HD2): -56dBc
- -3dB Bandwidth: 850MHz
- Very Fast Slew Rate: 2300V/µs
- Fast Settling Time (0.1%): 11ns
- Excellent Gain Flatness
- (100MHz): 0.14dB
- (50MHz): 0.04dB
- (30MHz): 0.01dB
- High Output Current: 60mA
- Overdrive Recovery: <1ns
- Pb-Free (RoHS Compliant)
HFA1130 Functional Diagram
描述
The HFA1130 is a High-Speed wideband current feedback amplifier featuring programmable output limits. Built with Intersil’s proprietary complementary bipolar UHF-1 process, it is the fastest monolithic amplifier available from any semiconductor manufacturer. This amplifier is the ideal choice for high frequency applications requiring output limiting, especially those needing ultra fast overdrive recovery times. The output limiting function allows the designer to set the maximum positive and negative output levels, thereby protecting later stages from damage or input saturation. The sub-nanosecond overdrive recovery time quickly returns the amplifier to linear operation, following an overdrive condition. The HFA1130 offers significant performance improvements over the CLC500/501/502.
应用
- Residue Amplifier
- Video Switching and Routing
- Pulse and Video Amplifiers
- Wideband Amplifiers
- RF/IF Signal Processing
- Flash A/D Driver
- Medical Imaging Systems
- Related Literature
- AN9420, Current Feedback Theory
- AN9202, HFA11XX Evaluation Fixture
| Part Number | Status | Samples | Stock | RoHS | Package | Lead Count (#) | Carrier Type | Moisture Sensitivity Level (MSL) | Pkg. Dimensions (mm) | Pb (Lead) Free | Pb Free Category | Temp. Range (°C) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 5962-9467701M2A | Obsolete | N/A | Out of Stock | Contact | CLCC | 20# | Tube | Not Applicable | 8.9 x 8.9 x 0.00 | No | Hot Solder Dip | -55 to +125°C |
| HFA1130IBZ | Obsolete | N/A | Out of Stock | RoHS:EN | SOICN | 8# | Tube | 3 | 4.9 x 3.9 x 0.00 | Yes | Pb-Free 100% Matte Tin Plate w/Anneal-e3 | -40 to +85°C |
| HFA1130IBZ-T | Obsolete | N/A | Out of Stock | RoHS:EN | SOICN | 8# | Reel | 3 | 4.9 x 3.9 x 0.00 | Yes | Pb-Free 100% Matte Tin Plate w/Anneal-e3 | -40 to +85°C |
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- 应用说明英语PDF 263 KB r13an0003eu0100-biasing-op-amps 2019年12月06日AI 生成的摘要: Proper biasing of operational amplifiers is essential to avoid malfunction in AC-coupled circuits. A missing DC bias path causes long stabilization times and potential failures. Adding input resistors to ground provides a DC path for bias currents, minimizing offset errors. For single-supply AC-coupled amplifiers, biasing uses a reference voltage, ideally from a high-PSRR voltage reference or buffered voltage divider, to maintain signal symmetry and reduce noise. Understanding frequency responses of input and feedback components is crucial for setting bandwidth and gain characteristics.
- 涨价通告英语PDF 257 KB PIN19006 2019年3月01日
- 应用说明英语PDF 564 KB an1993 2018年5月22日AI 生成的摘要: Voltage feedback (VFB) amplifiers use a differential input pair, a high-impedance stage, and an output buffer to convert input voltage differences into output voltage. The VFB amplifier's gain decreases at a dominant pole frequency due to compensation capacitors. Current feedback (CFB) amplifiers include a class AB input amplifier, current mirror, high-impedance stage, and output buffer. CFB amplifiers provide faster switching and higher slew rates by drawing charge/discharge currents directly from supply rails, unlike VFB amplifiers which are limited by biasing current sources.
- EOL 通告英语PDF 200 KB PLC15033 2015年6月11日
- 产品变更通告英语PDF 174 KB PCN14017 2014年4月21日
- 产品变更通告英语PDF 152 KB PCN12085 2012年11月07日
- 应用说明英语PDF 357 KB an1694 2004年1月19日AI 生成的摘要: The document outlines the four fundamental internal blocks of an operational amplifier and presents a simple 2:1 stage circuit diagram. It includes important legal notices from Renesas Electronics regarding the use, liability, and intellectual property rights of their semiconductor products. The document clarifies product quality grades, intended applications, and restrictions on use in life-critical or hazardous systems. It emphasizes compliance with applicable laws and safety responsibilities when using Renesas products. Contact information for Renesas sales offices worldwide is also provided.
- 应用说明英语PDF 843 KB an535 2002年6月05日AI 生成的摘要: A Data Acquisition System (DAS) requires careful design of signal conditioning, transducer selection, and signal transmission to ensure high accuracy. Signal conditioning includes multiplexing, amplification, filtering, and calibration, ideally performed near the transducer. Transducers convert physical variables to electrical signals, often voltage, with low source resistance preferred. Signal paths can be single-ended or differential; differential paths better reject common mode noise, especially for low-level signals. Shielded twisted pairs and balanced lines reduce interference. Filters, typically Butterworth low-pass, prevent aliasing and maintain signal integrity.
- 应用说明英语PDF 405 KB an9663 1999年4月12日AI 生成的摘要: The document explains converting voltage-feedback amplifiers (VFAs) to current-feedback amplifiers (CFAs), emphasizing the critical role of the feedback resistor in stability and bandwidth. It highlights layout considerations to minimize stray capacitance and noise, advises on component selection, and discusses noise characteristics and accuracy differences between CFAs and VFAs. CFAs offer better high-frequency performance and cost advantages but require careful design adjustments.
- 应用说明英语PDF 685 KB an9653 1998年8月22日AI 生成的摘要: Output limiting amplifiers like the HFA1115, HFA1130, and HFA1135 are used to drive high-speed A/D converters and function as fast, open-loop comparators with output swing constraints to prevent saturation artifacts. Adjusting input resistance influences response time and slew rate. These amplifiers enable AM modulation and soft clipping circuits, extending dynamic range and reducing distortion in signals. Soft clipping circuits provide programmable gain reduction beyond set clamp levels, useful in imaging, audio, and control applications. Extended input range configurations allow handling signals beyond amplifier supply voltages.
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- 应用说明英语PDF 263 KB r13an0003eu0100-biasing-op-amps 2019年12月06日AI 生成的摘要: Proper biasing of operational amplifiers is essential to avoid malfunction in AC-coupled circuits. A missing DC bias path causes long stabilization times and potential failures. Adding input resistors to ground provides a DC path for bias currents, minimizing offset errors. For single-supply AC-coupled amplifiers, biasing uses a reference voltage, ideally from a high-PSRR voltage reference or buffered voltage divider, to maintain signal symmetry and reduce noise. Understanding frequency responses of input and feedback components is crucial for setting bandwidth and gain characteristics.
- 应用说明英语PDF 564 KB an1993 2018年5月22日AI 生成的摘要: Voltage feedback (VFB) amplifiers use a differential input pair, a high-impedance stage, and an output buffer to convert input voltage differences into output voltage. The VFB amplifier's gain decreases at a dominant pole frequency due to compensation capacitors. Current feedback (CFB) amplifiers include a class AB input amplifier, current mirror, high-impedance stage, and output buffer. CFB amplifiers provide faster switching and higher slew rates by drawing charge/discharge currents directly from supply rails, unlike VFB amplifiers which are limited by biasing current sources.
- 应用说明英语PDF 357 KB an1694 2004年1月19日AI 生成的摘要: The document outlines the four fundamental internal blocks of an operational amplifier and presents a simple 2:1 stage circuit diagram. It includes important legal notices from Renesas Electronics regarding the use, liability, and intellectual property rights of their semiconductor products. The document clarifies product quality grades, intended applications, and restrictions on use in life-critical or hazardous systems. It emphasizes compliance with applicable laws and safety responsibilities when using Renesas products. Contact information for Renesas sales offices worldwide is also provided.
- 应用说明英语PDF 843 KB an535 2002年6月05日AI 生成的摘要: A Data Acquisition System (DAS) requires careful design of signal conditioning, transducer selection, and signal transmission to ensure high accuracy. Signal conditioning includes multiplexing, amplification, filtering, and calibration, ideally performed near the transducer. Transducers convert physical variables to electrical signals, often voltage, with low source resistance preferred. Signal paths can be single-ended or differential; differential paths better reject common mode noise, especially for low-level signals. Shielded twisted pairs and balanced lines reduce interference. Filters, typically Butterworth low-pass, prevent aliasing and maintain signal integrity.
- 应用说明英语PDF 405 KB an9663 1999年4月12日AI 生成的摘要: The document explains converting voltage-feedback amplifiers (VFAs) to current-feedback amplifiers (CFAs), emphasizing the critical role of the feedback resistor in stability and bandwidth. It highlights layout considerations to minimize stray capacitance and noise, advises on component selection, and discusses noise characteristics and accuracy differences between CFAs and VFAs. CFAs offer better high-frequency performance and cost advantages but require careful design adjustments.查看更多 (11)
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- 涨价通告英语PDF 257 KB PIN19006 2019年3月01日
- EOL 通告英语PDF 200 KB PLC15033 2015年6月11日
- 产品变更通告英语PDF 174 KB PCN14017 2014年4月21日查看更多 (7)
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