OPA145IDR

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OPA145IDR

IC OPAMP JFET 1 CIRCUIT 8SOIC

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  • Mfr. Partie #OPA145IDR
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Spécifications

Part Status Active
Amplifier Type J-FET
Number of Circuits 1
Output Type Rail-to-Rail
Slew Rate 20V/µs
Current - Input Bias 2 pA
Voltage - Input Offset 40 µV
Current - Supply 445µA
Current - Output / Channel 20 mA
Voltage - Supply Span (Min) 4.5 V
Voltage - Supply Span (Max) 36 V
Operating Temperature -40°C ~ 125°C
Mounting Type Surface Mount
Package / Case 8-SOIC (0.154", 3.90mm Width)
Supplier Device Package 8-SOIC
Base Product Number OPA145
Gain Bandwidth Product 5.5 MHz

Vue d'ensemble

Description

The OPA145IDR is a precision operational amplifier from Texas Instruments, designed for high-performance applications. It features a wide supply voltage range from ±2.5V to ±18V, making it versatile for various circuit designs. With a low input offset voltage (typically 50 µV), low bias current, and high open-loop gain, the OPA145 delivers excellent accuracy in signal processing.
The device is notable for its high slew rate (27 V/µs) and wide bandwidth (slew rate-enhanced), making it suitable for fast signal applications. It also incorporates rail-to-rail output, allowing it to drive loads close to the power supply rails. The OPA145 is optimized for low noise and low distortion, making it ideal for audio, instrumentation, and feedback amplifier applications.
The OPA145IDR is offered in a compact 8-pin SOIC package, facilitating easier integration into various PCB designs. Overall, it’s an excellent choice for engineers seeking reliable and high-performance amplification solutions.

Features

The OPA145IDR is a precision operational amplifier designed for high-performance applications. Key features include:
1. Wide Supply Voltage Range: Operates from ±2.5V to ±18V, allowing versatility in various circuits.
2. Low Offset Voltage: Typically 50 µV, ensuring high accuracy in signal processing.
3. Low Noise: Voltage noise density of 8 nV/√Hz, making it suitable for sensitive applications.
4. High Slew Rate: 27 V/µs, enabling fast signal response.
5. High Unity-Gain Bandwidth: 8 MHz, which supports a wide range of frequencies.
6. Rail-to-Rail Output: Allows maximum output swing, improving performance in low voltage applications.
7. High Open-Loop Gain: 130 dB, providing excellent linearity and precision.
8. Temperature Range: Operates from -40°C to +125°C, suitable for industrial and automotive applications.
These features make the OPA145IDR ideal for instrumentation, data acquisition, and active filtering applications, delivering high accuracy and reliability.

Package

The OPA145IDR is packaged in an 8-pin SOIC (Small Outline Integrated Circuit) form factor.

Pinout

The OPA145IDR is a precision operational amplifier with a pin count of 8. The pin configuration and functions are as follows:
1. Offset Null: Used for offset voltage adjustment (not typically used in standard applications).
2. Inverting Input (–): Input for the negative side of the differential signal.
3. Non-Inverting Input (+): Input for the positive side of the differential signal.
4. V-: Negative power supply connection.
5. Output: The amplified output signal.
6. V+: Positive power supply connection.
7. NC: No connection (not used).
8. Compensation: Used for stability compensation; connects to a capacitor for frequency compensation if necessary.
The OPA145IDR is designed for precision applications, offering low noise, low offset voltage, and high bandwidth, making it suitable for various signal processing tasks.

Manufacturer

The OPA145IDR is manufactured by Texas Instruments (TI), a global semiconductor company headquartered in Dallas, Texas. Texas Instruments specializes in designing and manufacturing a wide range of analog and embedded processing chips. The company is known for its high-performance analog products, such as operational amplifiers, data converters, and power management solutions, as well as digital signal processors and microcontrollers. Founded in 1930, TI serves various industries, including automotive, industrial, communications, and consumer electronics, making it a significant player in the semiconductor market. The OPA145IDR is an operational amplifier known for its precision, low noise, and wide bandwidth, making it suitable for applications in instrumentation, audio, and signal processing.

Application

The OPA145IDR is a precision operational amplifier suitable for various applications, including signal conditioning, sensor amplification, data acquisition systems, and active filters. Its low noise and low offset voltage make it ideal for high-accuracy measurement systems, instrumentation, and medical devices. It is also used in audio processing and high-performance analog circuits.

Equivalent

Equivalent products to the OPA145IDR op-amp include the OPA827, OPA134, and LT1007. These alternatives share similar specifications such as low noise, low offset voltage, and high precision, making them suitable for comparable applications. Always verify specific parameters like supply voltage, bandwidth, and gain to ensure compatibility.

Expédition

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Référence des frais d'expédition (DHL/FedEx):

DHL: Les frais d'expédition vont de 25 à 45 $ (0,5 kg), avec un délai de livraison estimé de 2 à 5 jours ouvrables.

FedEx: Les frais d'expédition varient de 25 à 40 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

UPS: Les frais d'expédition vont de 25 à 45 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

TNT: Les frais d'expédition varient de 25 à 65 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

EMS: Les frais d'expédition varient de 30 à 50 $ (0,5 kg), avec un délai de livraison estimé de 7 à 15 jours ouvrables.

Courrier aérien enregistré: Le coût d'expédition est de 2 à 4 $ (0,1 kg), avec un délai de livraison estimé de 5 à 20 jours ouvrables.

Paiements

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