NE5534PS - Single 10 MHz Low-Noise Op Amp | Texas Instruments
料号： NE5534PS ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $0.5753 | $0.58 |
| 10 | $0.55 | $5.50 |
| 100 | $0.5 | $50.00 |
| 500 | $0.45 | $225.00 |
| 1,000 | $0.4 | $400.00 |
NE5534PS 概述
A low-noise operational amplifier is an operational amplifier designed to minimize voltage noise while amplifying weak signals. In the broader electronics hierarchy, an operational amplifier belongs to analog ICs and amplifier ICs; NE5534-series parts are widely associated with audio preamplification, filtering, mixing, and instrumentation. Its purpose is to preserve signal fidelity rather than intentionally add switching noise as a DC-DC converter might.
Key features include 3.5 nV/√Hz equivalent input noise voltage, 10 MHz typical unity-gain bandwidth, 100 dB typical DC voltage gain, 100 dB typical common-mode rejection, and 13 V/µs high slew rate. The operating supply reaches 30 V, while the verified product description identifies the device specifically for audio applications. Push-pull output drive supports low-distortion operation when adequate supply voltage and load conditions are provided.
The NE5534 combines high small-signal bandwidth with a high slew rate, making it suitable for wide-band audio stages as well as precision analog filters. Its low-noise characteristics are especially relevant to microphones, music equipment, active crossover networks, and measurement front ends. Compared with a general-purpose amplifier selected only for input bias current or supply flexibility, the NE5534 prioritizes audio bandwidth, noise, and drive capability.
Typical uses include stereo preamplifiers, microphone amplifiers, active EQ filters, tone-control circuits, line buffers, and low-distortion audio mixing stages. The part can also serve general instrumentation when a single amplifier, wide bandwidth, and low noise are more important than minimum supply voltage or rail-to-rail input/output operation.
Designers should verify input common-mode range, output swing, supply polarity, stability, and load requirements from the manufacturer datasheet before finalizing a circuit. Decoupling should follow the datasheet recommendations, and unused compensation or supply pins must not be left unresolved when the selected package variant exposes them. Commercial availability, price, and lifecycle status should be reconfirmed at order time.
直接替换替代料： NE5534PS ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
本系列中的变体
可与以下型号直接替换的同系列型号： NE5534PS （相同外形与封装尺寸） ——差异在于 DC Voltage Gain, Equivalent Input Noise Voltage, Output Voltage Swing, Slew Rate.
快速对比工具——选择替代料号进行并排对比：
NE5534A
✅ 直接替换📋 参考替代料（不在目录中）
NJM5534D
✅ 直接替换📋 参考替代料（不在目录中）
NE5532D
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
联系询价
查看数据手册 →TL071
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
TL081
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
NE5534PS 最大额定值与电气特性
| Operational Amplifier Type | Single low-noise operational amplifier |
| Maximum Supply Voltage | 30 V |
| Unity-Gain Bandwidth | 10 MHz typical |
| Equivalent Input Noise Voltage | 3.5 nV/√Hz |
| DC Voltage Gain | 100 dB typical |
| Common-Mode Rejection Ratio | 100 dB typical |
| Slew Rate | 13 V/µs |
| Peak-to-Peak Output Voltage Swing | 32 V typical at VCC = ±18 V and RL = 600 Ω |
| Output Drive Capability | High |
| Small-Signal Bandwidth | High; exact value not stated in verified snippets |
| Power Bandwidth | High; exact value not stated in verified snippets |
| Distortion | Low; exact numeric value not stated in verified snippets |
| 封装 | 8-pin SOIC |
| 安装类型 | Surface mount |
| Output Voltage Swing | 32 V peak-to-peak typical at VCC = ±18 V and RL = 600 Ω |
NE5534PS 8-pin soic 引脚配置指南
NE5534PS（8-pin soic 封装）的引脚配置。 该模拟元件具有输入、输出和电源引脚。请参阅制造商数据手册以了解失调调零、补偿和使能引脚配置。适用于信号调理和放大器电路。
暂无详细引脚数据： NE5534PS.
请参阅 数据手册 以查看完整引脚配置。
典型应用
NE5534PS 适用于 6 应用s: Stereo Audio Preamplifier, Microphone Preamplifier, Active Audio Equalizer, Line-Level Audio Buffer, Audio Mixing Console, Precision Analog Signal Conditioning.
Stereo Audio Preamplifier
The NE5534PS fits a stereo audio preamplifier because its 3.5 nV/√Hz equivalent input noise supports quiet amplification of line-level signals, while 10 MHz unity-gain bandwidth provides ample bandwidth for audio control stages. Its 13 V/µs slew rate also helps preserve large-signal edges in mixer and preamp paths. The amplifier should be used within the verified supply and signal-range limits, with local supply bypassing placed close to the device. The 8-SO package supports conventional surface-mount audio boards, but grounding and input-return layout remain important for achieving low system noise.
推荐
Microphone Preamplifier
Use NE5534PS in a microphone preamplifier when low input noise and high small-signal performance are more important than rail-to-rail operation. The verified 3.5 nV/√Hz equivalent input noise helps reduce the amplifier's contribution to the audio noise floor, and the 10 MHz bandwidth supports wide audio-bandwidth amplification. A microphone bias network, input coupling network, and controlled gain topology must be designed around the exact common-mode and output-swing limits. The part is intended for audio use, but the complete input/output voltage ranges must be confirmed from the manufacturer datasheet.
推荐
Active Audio Equalizer
The NE5534PS is appropriate for active EQ and tone-control filters because its 10 MHz unity-gain bandwidth and 13 V/µs slew rate provide useful headroom for audio-band closed-loop gains. Its low-noise operation helps preserve quiet passages through multiple gain and filtering stages. Component tolerances, source impedance, and load capacitance should be included in stability analysis because the available bandwidth does not make every filter topology automatically stable. Place feedback components close to the amplifier pins and keep the ground return short to reduce added noise.
推荐
Line-Level Audio Buffer
NE5534PS can serve as a line-level buffer when a source impedance and cable load require stronger drive than a small general-purpose amplifier provides. The verified high output-drive capability, 10 MHz bandwidth, and 13 V/µs slew rate are useful for maintaining signal integrity through audio routing and summing networks. The 32 V typical peak-to-peak output swing applies to the verified ±18 V and 600 Ω test condition, so it should not be treated as a universal load capability. Confirm output-current limits and thermal behavior for the actual load.
推荐
Audio Mixing Console
The NE5534PS is well matched to audio mixing-console summing and gain stages where low noise, bandwidth, and output drive must coexist in a small 8-SO footprint. Its 3.5 nV/√Hz noise specification supports low-noise operation, while the 10 MHz unity-gain bandwidth and 13 V/µs slew rate help handle dynamic audio signals. In a dense console, keep input and feedback traces short, maintain a continuous ground reference, and decouple each amplifier close to its pins. Verify input biasing and output swing for the actual console signal range.
推荐
Precision Analog Signal Conditioning
Although optimized for audio, NE5534PS can be used in general analog signal-conditioning circuits when low voltage noise and moderate-to-high bandwidth are required. The verified 10 MHz bandwidth and 13 V/µs slew rate can support filters, amplifiers, and instrumentation front ends operating within the device's supply and common-mode limits. It is not automatically a rail-to-rail precision amplifier, so input offset, bias current, common-mode range, and output behavior must be checked in the manufacturer datasheet. A unity-gain stable topology is preferable unless the selected configuration is explicitly verified.
推荐
推荐产品汇总
工程参考数据： NE5534PS ——对比、设计指导和合规信息。
选型指南
与替代料对比
| 参数 | 本产品 | NE5534A | NJM5534D | NE5532D | TL071 | TL081 |
|---|---|---|---|---|---|---|
| Package | 8-SO | 8-SO; verify exact orderable suffix | 8-SO candidate; verify exact package | 8-SO | 8-SO candidate; verify exact orderable suffix | 8-SO candidate; verify exact orderable suffix |
| Channel Count | Single | Single-family candidate | Single-family candidate | Dual | Single-family candidate | Single-family candidate |
关键差异点
- Audio-focused low-noise performance （对比 TL071)
- Single-channel configuration with 10 MHz bandwidth （对比 NE5532D)
- High slew rate for audio-band signals （对比 NE5534A)
- Documented 32 Vpp output swing test condition （对比 General-purpose amplifier families)
设计说明
Confirm the actual supply rails, input common-mode range, and output swing before enabling a NE5534PS stage. The verified output-swing figure of 32 Vpp applies at VCC = ±18 V and RL = 600 Ω; it does not establish performance at low supply voltage or into every load. Place the datasheet-recommended supply bypass capacitor close to the amplifier supply pin and use separate routing for high-current output returns when driving external audio circuitry.
Use a compact, continuous ground reference around the 8-SO device. Keep input, feedback, and compensation paths short, and route the audio return path away from switching nodes and high-current load returns. Because the device emphasizes low noise, PCB leakage and long copper traces can become significant in high-impedance microphone circuits. Confirm the package pin numbering from the Texas Instruments drawing before finalizing the footprint.
Do not select NE5534PS solely because another low-noise amplifier has a similar description. A valid substitution must match the package, pin functions, supply range, common-mode range, output swing, noise, bandwidth, slew rate, and stability configuration. The verified TI support discussion specifically notes that OPA134PA is not pin compatible with NJM5534D because pin 5 differs, illustrating why cross-reference tools and manufacturer datasheets must be checked before replacement.
For active filters and high-gain audio stages, verify loop stability with the actual source impedance, load, gain, and compensation network. The verified 10 MHz unity-gain bandwidth and 13 V/µs slew rate provide useful performance margin, but they do not guarantee stability for every topology or cable load. Simulate the complete analog path, including ADC or DAC input capacitance, and measure noise and distortion after layout rather than relying only on nominal amplifier specifications.
合规信息
The supplied verified data does not extract RoHS, REACH, lead-free, halogen-free, or conflict-mineral declarations. AEC-Q100 is not applicable to this general-purpose audio operational amplifier based on the supplied data, but automotive qualification should not be inferred.