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LM358DR
LM358DR is a dual operational amplifier produced by Texas Instruments, which is widely used in analog signal processing applications. It belongs to the LM358 series and has a "DR" suffix, indicating that its package is SOIC-8 (Small Outline Integrated Circuit 8-pin package), which is suitable for surface mount technology (SMT). The LM358 series operational amplifiers have the characteristics of low power consumption and low cost, suitable for battery-powered devices and various general-purpose operational amplifier applications.
Main features of LM358DR:
Dual-channel operational amplifier:LM358 contains two independent high-gain operational amplifiers that can operate under single or dual power supply.
Low power consumption:The quiescent current of this chip is as low as 0.7 mA, so it is very suitable for battery-powered devices.
Wide power supply voltage range:Supports single power supply (3V to 32V) or dual power supply (±1.5V to ±16V), which can flexibly adapt to different power supply configurations.
High input impedance and low output impedance:The input impedance is high and the output impedance is low, which is suitable for processing high impedance signal sources.
Input voltage range:The input voltage can reach the negative end of the power supply (i.e. 0V), which is suitable for single power supply applications.
Output range:The output voltage range is close to the negative end of the power supply (ground), but cannot completely reach the positive power supply.
Operating temperature range:The typical industrial temperature range is -40°C to 85°C.
LM358DR package:
Package type: SOIC-8
Package suffix (DR): indicates 8-pin SOIC (Small Outline Integrated Circuit) package, suitable for surface mount technology.
LM358DR typical applications:
Signal amplification: Suitable for various low-frequency signal amplification applications, such as sensor signal conditioning, audio amplification, etc.
Filter circuit: It can be used to build low-pass, band-pass, and high-pass filters.
Comparator: Although it is an operational amplifier, it can be used for simple voltage comparison tasks.
Integral and differential circuits: Used for analog calculations and signal processing.
Power management: Suitable for use as an error amplifier in a voltage regulation circuit.
LM358DR electrical parameters:
| Parameters | Values |
|---|---|
| Supply voltage | Single supply: 3V to 32V; Dual supply: ±1.5V to ±16V |
| Quiescent current | 0.7 mA (typical) |
| Gain bandwidth product | 1 MHz (typical) |
| Input offset voltage | 3 mV (typical) |
| Operating temperature range | -40°C to 85°C |
| Package type | SOIC-8 (8-pin) |
LM358DR Pin Diagram
LM358DR Datasheet PDF and Reference Manual
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LM358DR similar or alternative
LM358DR similar models are mainly other operational amplifiers with similar functions, specifications and characteristics, which are similar to LM358DR in performance, packaging and application scenarios. The following are some operational amplifier models similar to LM358DR:
1. Other models of LM358 series:
LM358P: Has the same electrical performance as LM358DR, but uses DIP-8 (Dual In-line Package 8 pins) package, suitable for plug-in installation or prototyping.
LM358DT: Has the same performance as LM358DR, but uses TSSOP-8 (Thin Small Outline Package 8 pins), which is more compact and suitable for designs with limited size.
LM358N: Uses DIP-8 package, similar to LM358P, and is often used in general circuits.
2. Similar products from other manufacturers:
TLV2372 (Texas Instruments): Also a low-power dual-channel operational amplifier with an operating voltage range of 2.7V to 16V, suitable for applications requiring lower operating voltage and power consumption.
MC33072 (ON Semiconductor): Has a higher gain-bandwidth product (GBW = 4.4 MHz), suitable for applications requiring faster response time, while also having low power consumption.
LM2904 (Texas Instruments): A dual operational amplifier very similar to the LM358DR, with the same electrical performance, but a wider operating temperature range, suitable for automotive and industrial applications.
3. STMicroelectronics products:
TS358: ST's low-power dual operational amplifier with similar voltage range and electrical characteristics, suitable for low-power and single-supply applications.
TS922: A dual operational amplifier with a higher gain-bandwidth product and lower input offset voltage, suitable for applications requiring higher accuracy and frequency response.
4. Analog Devices Products:
OP2177: Precision low-power dual op amp with very low input offset voltage (10 µV) for high-precision applications.
AD822: Dual op amp with an operating voltage of 2.7V to 36V, low power consumption and good input and output characteristics.
5. NXP (formerly Freescale) Products:
MC1458: Dual op amp with a similar voltage range (3V to 32V) and a low-cost solution.
LM324: Quad op amp with the same technology as the LM358 but with four integrated op amps for circuit designs that require more channels.
6. ON Semiconductor Products:
NCS20072: Dual op amp similar to the LM358 with low power consumption and a wide supply voltage range for battery-powered devices.
Selection suggestions:
Package type: If surface mount is required, choose SOIC-8 (such as LM358DR), and if plug-in type is selected, choose DIP-8 (such as LM358P).
Gain bandwidth product: If faster response speed is required, you can consider MC33072 or TS922.
Temperature range and power consumption: If the circuit needs to operate in an extreme temperature environment or has strict requirements on power consumption, you can consider LM2904 or TLV2372.
These similar models may differ in specific applications, but they are similar to LM358DR in general analog signal processing and operational amplifier functions.
FAQs for LM358DR
1. What is LM358DR?
A: LM358DR is a dual operational amplifier produced by Texas Instruments, packaged as SOIC-8. It has the characteristics of low power consumption and wide voltage range, suitable for a variety of analog signal processing applications, such as signal amplification, filtering and comparison.
2. What is the operating voltage range of LM358DR?
A: The operating voltage range supported by LM358DR is:
Single power supply: 3V to 32V
Dual power supply: ±1.5V to ±16V
This makes it suitable for a variety of power supply schemes, including low-voltage and high-voltage systems.
3. What is the quiescent current of LM358DR?
A: The quiescent current (typical value) of LM358DR is 0.7 mA, which is ideal for low-power designs, especially for battery-powered devices.
4. Can LM358DR work under single power supply?
A: Yes, the LM358DR is designed to work with a single power supply, and its input voltage can reach the negative end of the power supply (i.e. 0V), which makes it suitable for a variety of single-power applications, such as portable devices.
5. What is the gain-bandwidth product of the LM358DR?
A: The gain-bandwidth product of the LM358DR is 1 MHz, which is suitable for low-frequency signal processing and general amplification circuit applications.
6. What is the operating temperature range of the LM358DR?
A: The operating temperature range of the LM358DR is -40°C to 85°C, which is suitable for industrial and general consumer electronics.
7. What is the difference between the LM358DR and the LM358P?
A: The LM358DR and the LM358P are exactly the same in electrical performance and function. The main difference is the package form:
LM358DR: SOIC-8 (surface mount) package, suitable for automated production and patch processing.
LM358P: DIP-8 (dual in-line package), suitable for plug-in mounting and prototyping.
8. What is the input offset voltage of LM358DR?
A: The typical input offset voltage of LM358DR is 3 mV, which is acceptable for general applications. For applications that require higher accuracy, you may need to choose a model with lower offset voltage.
9. What applications is LM358DR suitable for?
A: LM358DR is suitable for a wide range of analog circuit applications, such as:
Low-frequency signal amplification (such as sensor signals)
Filter circuits (low-pass, band-pass, high-pass filters)
Voltage followers (buffers)
Current detection and current feedback circuits
Battery management and power supply circuits
10. Can LM358DR be used as a comparator?
A: Yes, although LM358DR is an operational amplifier, it can be used as a comparator in some occasions, especially in applications that do not require high accuracy and high-speed response. However, if more efficient comparator performance is required, it would be more appropriate to use a specially designed comparator IC.
11. What is the difference between LM358DR and LM358DR-JF?
A: LM358DR-JF usually has automotive-grade certification (such as AEC-Q100) and a wider operating temperature range (such as -40°C to 125°C), suitable for automotive and other high-reliability applications. LM358DR is a standard version suitable for general industrial and consumer applications.
12. What is the package form of LM358DR?
A: LM358DR adopts SOIC-8 package, which is a common surface mount package form, suitable for surface mount technology (SMT) in automated production.