仕様
| 属性 | 値 |
| Package | Tape & Reel (TR),Cut Tape (CT),Bulk |
| ProductStatus | Active |
| AmplifierType | General Purpose |
| NumberofCircuits | 1 |
| SlewRate | 0.4V/µs |
| GainBandwidthProduct | 900 kHz |
| Current-InputBias | 10 nA |
| Voltage-InputOffset | 300 µV |
| Current-Supply | 300µA |
| Current-Output/Channel | 40 mA |
| Voltage-SupplySpan(Min) | 3 V |
| Voltage-SupplySpan(Max) | 32 V |
| OperatingTemperature | -40°C ~ 85°C |
| MountingType | Surface Mount |
| Package/Case | SOT-23-5 Thin, TSOT-23-5 |
概要
Description
The LM321SN3T1G is a low-power, single operational amplifier (op-amp) designed for general-purpose applications. It is part of the LM321 series known for its low power consumption while providing a wide range of voltage gain. This op-amp is suitable for battery-powered devices due to its low quiescent current and operates across a wide voltage range, typically from 3V to 32V.
The device offers high input impedance and low output impedance, making it versatile for various applications such as signal conditioning, filtering, and small-signal amplification. Its small package size is ideal for compact circuit designs. The LM321SN3T1G delivers reliable performance over a broad temperature range, enhancing its suitability for industrial, consumer, and automotive applications.
Key features include low input bias current, high open-loop gain, and rail-to-rail input capability. Its simplicity and cost-effectiveness make it a popular choice for designers requiring basic op-amp functionality in their circuits.
The device offers high input impedance and low output impedance, making it versatile for various applications such as signal conditioning, filtering, and small-signal amplification. Its small package size is ideal for compact circuit designs. The LM321SN3T1G delivers reliable performance over a broad temperature range, enhancing its suitability for industrial, consumer, and automotive applications.
Key features include low input bias current, high open-loop gain, and rail-to-rail input capability. Its simplicity and cost-effectiveness make it a popular choice for designers requiring basic op-amp functionality in their circuits.
Equivalent
The LM321SN3T1G is a general-purpose operational amplifier. Equivalent products include the LM321 and LMV321 series, such as the LM321MFX/NOPB from Texas Instruments, LMV321IDBVR from Texas Instruments, and NCS321 from ON Semiconductor. Other similar op-amps from different manufacturers might include MC33171 from ON Semiconductor and TS321 from STMicroelectronics, depending on specific requirements like package type and temperature range. Always verify electrical characteristics and package compatibility when choosing an equivalent.
Features
The LM321SN3T1G is a single operational amplifier (op-amp) known for its compact size and low cost. Key features include:
1. Wide Supply Voltage Range: It operates on a supply voltage from 3V to 32V (single supply) or ±1.5V to ±16V (dual supply), providing versatility in various applications.
2. Low Supply Current: The LM321SN3T1G exhibits low power consumption, making it suitable for battery-powered devices.
3. Low Input Offset Voltage: It offers a low input offset voltage, enhancing precision in signal processing applications.
4. Unity Gain Bandwidth: The device has a bandwidth of approximately 1 MHz, suitable for general-purpose amplification tasks.
5. Slew Rate: It features a slew rate of 0.4 V/µs, allowing it to handle moderate-speed signals.
6. Temperature Range: It operates reliably over a wide temperature range, typically from -40°C to 85°C.
7. Package Options: Available in small surface-mount package types, facilitating use in space-constrained designs.
These features make the LM321SN3T1G ideal for a variety of applications, including signal conditioning, filtering, and general analog amplification.
1. Wide Supply Voltage Range: It operates on a supply voltage from 3V to 32V (single supply) or ±1.5V to ±16V (dual supply), providing versatility in various applications.
2. Low Supply Current: The LM321SN3T1G exhibits low power consumption, making it suitable for battery-powered devices.
3. Low Input Offset Voltage: It offers a low input offset voltage, enhancing precision in signal processing applications.
4. Unity Gain Bandwidth: The device has a bandwidth of approximately 1 MHz, suitable for general-purpose amplification tasks.
5. Slew Rate: It features a slew rate of 0.4 V/µs, allowing it to handle moderate-speed signals.
6. Temperature Range: It operates reliably over a wide temperature range, typically from -40°C to 85°C.
7. Package Options: Available in small surface-mount package types, facilitating use in space-constrained designs.
These features make the LM321SN3T1G ideal for a variety of applications, including signal conditioning, filtering, and general analog amplification.
Pinout
The LM321SN3T1G is a single operational amplifier (op-amp) that comes in an SOT-23-5 package, meaning it has 5 pins. The function of this device is to amplify voltage signals, and it is commonly used in various applications that require low-cost and efficient amplification. Here is the pin configuration:
1. Pin 1 (Output): This is the output pin where the amplified signal is delivered.
2. Pin 2 (Inverting Input): This pin is for the inverting input of the op-amp.
3. Pin 3 (Non-Inverting Input): This pin is for the non-inverting input of the op-amp.
4. Pin 4 (V- or Ground): This is the negative power supply pin or ground.
5. Pin 5 (V+): This is the positive power supply pin.
The LM321SN3T1G offers high gain and a wide bandwidth, making it suitable for a variety of signal processing applications.
1. Pin 1 (Output): This is the output pin where the amplified signal is delivered.
2. Pin 2 (Inverting Input): This pin is for the inverting input of the op-amp.
3. Pin 3 (Non-Inverting Input): This pin is for the non-inverting input of the op-amp.
4. Pin 4 (V- or Ground): This is the negative power supply pin or ground.
5. Pin 5 (V+): This is the positive power supply pin.
The LM321SN3T1G offers high gain and a wide bandwidth, making it suitable for a variety of signal processing applications.
Manufacturer
The LM321SN3T1G is manufactured by ON Semiconductor, which is now known as onsemi. Onsemi is a leading global supplier of semiconductor-based solutions, offering a comprehensive portfolio of energy-efficient power and signal management, logic, standard, and custom devices. The company supports various industries, including automotive, industrial, cloud power, and the Internet of Things (IoT), by providing components that help enhance energy efficiency and performance. Onsemi is known for its focus on innovation and sustainability, aiming to foster cutting-edge technologies that contribute to a smarter, more connected world.
Application
The LM321SN3T1G is a general-purpose operational amplifier commonly used in various electronic applications. Key areas include signal conditioning, filtering, and amplification in audio processing, sensor interfacing, and instrumentation systems. It is suited for battery-operated devices due to its low power consumption. Additionally, it can be employed in voltage follower configurations, active filters, integrators, and summing amplifiers. The compact size of the LM321SN3T1G makes it ideal for use in space-constrained applications such as portable electronics, consumer devices, and embedded systems.
Package
The LM321SN3T1G is typically available in a SOT-23 package. It's a small-outline, surface-mount package that is widely used for its compact size, making it suitable for space-constrained applications.
