MP8103DK-LF - Dual 200kHz Rail-to-Rail Op Amp | MPS
料号： MP8103DK-LF ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $0 | $0.00 |
| 10 | $0 | $0.00 |
| 100 | $0 | $0.00 |
| 500 | $0 | $0.00 |
| 1,000 | $0 | $0.00 |
MP8103DK-LF 概述
An operational amplifier is an analog integrated circuit that compares two input voltages and drives its output toward a higher level when the noninverting input exceeds the inverting input. Within the amplifier hierarchy, the MP8103 is an operational amplifier IC, also called an op amp, within analog and amplifier semiconductors. A dual device contains two amplifier channels, allowing one package to serve two related signal paths. Rail-to-rail output means the output can approach the supply rails under suitable load and output conditions, making the device relevant to low-voltage systems whose usable signal range extends close to the rails.
The verified data highlights a 200 kHz gain-bandwidth product, 82 dB common-mode rejection ratio, and 0.1000 V/µs slew rate. These figures describe the amplifier’s speed and immunity to signals common to both inputs. The 200 kHz bandwidth is relevant for signal paths that do not require high-frequency operation, while the 82 dB CMRR indicates rejection of common-mode interference. The 8-MSOP format supports compact PCB layouts, and the dual-channel configuration can reduce the number of packages compared with using separate single amplifiers.
The MP8103 family is described as a single-supply, rail-to-rail-output operational amplifier. The verified search data also reports operation from a supply as low as 1.8 V for the MP8103 family and approximately 14 µA supply current in one related family description. For the exact MP8103DK-LF, use the manufacturer datasheet for full electrical limits, input range, output behavior, stability, and recommended operating conditions. The −40 °C to +85 °C operating-temperature specification is available for this exact part in the supplied search data.
Typical applications include low-voltage sensor interfaces, buffered analog measurements, audio or communications signal conditioning, and general embedded analog systems where two amplifier channels are useful. Because the available verified data does not provide a genuine manufacturer PDF URL, application-specific limits, or complete pricing values, those fields are marked as needed rather than estimated. Engineers should confirm the exact pinout, supply limits, input common-mode range, output swing, noise, and stability requirements against the official MP8103 datasheet before production release.
直接替换替代料： MP8103DK-LF ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
快速对比工具——选择替代料号进行并排对比：
MP8103DK-LF-Z
✅ 直接替换📋 参考替代料（不在目录中）
MP8103DK-LF-P
✅ 直接替换📋 参考替代料（不在目录中）
MP8103DK-Z
✅ 直接替换📋 参考替代料（不在目录中）
MP8103DK-LF-P
✅ 直接替换📋 参考替代料（不在目录中）
MP8103DK-LF-Z
✅ 直接替换📋 参考替代料（不在目录中）
MP8103DK-LF 最大额定值与电气特性
| Product Type | Dual operational amplifier IC |
| Number of Amplifier Channels | 2 circuits |
| 电源电压 | 5 V |
| Minimum Family Supply Voltage | 1.8 V |
| Gain-Bandwidth Product | 200 kHz |
| Common-Mode Rejection Ratio | 82 dB |
| Slew Rate | 0.1000 V/µs |
| 输出类型 | Rail-to-rail output |
| Supply Type | Single supply |
| 工作温度范围 | -40 °C to +85 °C |
| Package Type | MSOP-8 |
| Package Outline | MO-187AA |
| 安装类型 | Surface mount |
| RoHS 状态 | ROHS COMPLIANT |
| General-Purpose Classification | Standard (General Purpose) |
| Manufacturer | Monolithic Power Systems Inc. |
MP8103DK-LF mo-187aa 引脚配置指南
MP8103DK-LF（mo-187aa 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： MP8103DK-LF.
请参阅 数据手册 以查看完整引脚配置。
典型应用
MP8103DK-LF 适用于 6 应用s: Low-Voltage Sensor Signal Conditioning, Embedded Analog Measurement, Communications Signal Conditioning, Low-Power Control Interfaces, Audio and General Analog Buffering, Portable and Battery-Powered Interfaces.
Low-Voltage Sensor Signal Conditioning
The MP8103DK-LF is a dual general-purpose operational amplifier for buffering or conditioning low-level sensor signals when the design uses a 5 V-class supply. Its verified 200 kHz gain-bandwidth product and 82 dB CMRR can support moderate-speed signal paths while rejecting common-mode disturbance. The two channels can buffer complementary sensor outputs or provide gain stages in one MSOP-8 package. Before selecting it, confirm the exact input common-mode range, offset voltage, noise, output swing, and stability for the sensor amplifier.
推荐
Embedded Analog Measurement
MP8103DK-LF can be used in an embedded measurement chain when two analog channels must be amplified, buffered, or routed around a low-voltage system. The verified 200 kHz bandwidth supports general-purpose conditioning, while the 0.1000 V/µs slew rate limits large-signal response. Its MSOP-8 package helps reduce board area, but the design must verify offset, bias current, input range, output swing, and supply-current requirements against the official datasheet.
推荐
Communications Signal Conditioning
The MP8103DK-LF can condition low-level communications signals when a compact dual amplifier and moderate bandwidth are sufficient. Its 82 dB CMRR helps reduce common-mode pickup, and the 0.1000 V/µs slew rate provides a defined large-signal response constraint. The dual MSOP-8 configuration can simplify PCB space allocation, while rail-to-rail output may improve signal utilization near supply limits. RF, high-speed, and precision requirements need separate verification.
推荐
Low-Power Control Interfaces
MP8103DK-LF can support low-voltage control and interface circuits where two general-purpose amplifier channels are useful in a small MSOP-8 package. The verified single-supply, rail-to-rail-output description is attractive for systems operating close to low supply rails. The 200 kHz bandwidth is adequate for many control loops, but designers must check loop stability, output loading, slew-rate requirements, and exact supply-current behavior. It should not be treated as a dedicated zero-drift or precision amplifier without confirming those specifications.
推荐
Audio and General Analog Buffering
The dual MP8103DK-LF can provide input or output buffering in low-voltage audio and general analog systems when the signal bandwidth is below the verified 200 kHz gain-bandwidth product. Rail-to-rail output can help preserve usable signal swing, and the 8-MSOP package supports compact implementations. The verified data does not specify noise, distortion, output-current capability, or audio-specific limits, so those parameters must be checked before using the device in a quality-critical audio path.
推荐
Portable and Battery-Powered Interfaces
MP8103DK-LF may fit portable interfaces where a compact dual amplifier and single-supply operation are advantageous. The MP8103 family description reports operation from 1.8 V, but the exact MP8103DK-LF result specifies a 5 V supply condition, so battery-range operation requires datasheet confirmation. Check low-voltage headroom, quiescent current, rail-to-rail input/output behavior, and output loading. The part’s general-purpose classification does not guarantee low-power or precision performance beyond the verified values.
推荐
工程参考数据： MP8103DK-LF ——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 | MP8103DK-LF-Z | MP8103DK-LF-P | MP8103DK-Z |
|---|---|---|---|---|
| Brand | Monolithic Power Systems | Monolithic Power Systems | Monolithic Power Systems | Monolithic Power Systems |
关键差异点
- Compact dual-channel implementation （对比 MP8103DK-LF-Z)
- Rail-to-rail-output positioning （对比 MP8103DK-LF-P)
- Verified moderate-speed performance （对比 MP8103DK-Z)
设计说明
Validate the actual supply range before layout because the verified MP8103DK-LF result specifies a 5 V supply condition, while the family description reports operation from 1.8 V. Include the required bypass capacitors near the IC supply pins according to the manufacturer datasheet, and check the amplifier output against the load current and supply headroom. Do not assume that family-level low-power descriptions apply to every ordering suffix.
Use the official MSOP-8 pin drawing and verify the two-channel pin arrangement before routing. Keep feedback traces short, keep input and output routing separate where practical, and place decoupling capacitors close to the relevant supply pins. The available data identifies MSOP-8 and MO-187AA but does not provide a complete pin table, so the mechanical drawing is the controlling layout reference.
Do not substitute based only on the MP8103 family name or an MSOP-8 package label. Confirm supply limits, input common-mode range, output swing, CMRR, slew rate, stability, temperature grade, and suffix-specific ordering information for the exact replacement. The supplied alternatives search identifies MP8103DK-LF-Z, MP8103DK-LF-P, and MP8103DK-Z as related orderings but does not provide a complete cross-brand drop-in list.
Use the verified 200 kHz gain-bandwidth product and 0.1000 V/µs slew rate as initial checks for signal-path bandwidth and large-signal response. These figures do not establish noise, settling time, gain error, or output-current performance. For low-level signals, evaluate offset and bias current from the official datasheet; for higher-frequency signals, verify parasitic capacitance, PCB routing, load capacitance, and amplifier stability.
合规信息
The verified MP8103DK-LF specification lists ROHS COMPLIANT. No verified REACH, AEC-Q100, lead-free, halogen-free, or conflict-minerals statement was supplied for the exact part.
