TLV2455CN

Product Overview

• Category: Operational Amplifier
• Use: TLV2455CN is a low-power, rail-to-rail input/output operational amplifier designed for applications requiring precision and low power consumption.
• Characteristics: It offers a wide supply voltage range, low input bias current, and low offset voltage, making it suitable for various precision applications. The TLV2455CN is known for its high-speed performance and low quiescent current.
• Package: The TLV2455CN comes in an 8-pin PDIP (Plastic Dual In-line Package) package.
• Essence: This operational amplifier is designed to provide accurate and efficient signal amplification while consuming minimal power.
• Packaging/Quantity: The TLV2455CN is typically sold in reels of 2500 units.

Specifications

• Supply Voltage Range: 2.7V to 6V
• Input Offset Voltage: ±1.5mV (maximum)
• Input Bias Current: ±1pA (maximum)
• Quiescent Current: 900µA (typical)
• Gain Bandwidth Product: 3MHz (typical)
• Slew Rate: 1.6V/µs (typical)
• Operating Temperature Range: -40°C to 125°C

Pin Configuration

The TLV2455CN has the following pin configuration:

___________ Vcc | 1 8 | Vout Vin-| 2 7 | Vin+ NC | 3 6 | NC Gnd | 4 5 | NC ‾‾‾‾‾‾‾‾‾‾‾‾

Functional Features

• Rail-to-rail input and output voltage range
• Low input bias current and offset voltage
• High-speed performance with a wide gain bandwidth product
• Low quiescent current for power-efficient operation
• Stable operation over a wide temperature range

Advantages and Disadvantages

Advantages: - Wide supply voltage range allows for versatile applications - Rail-to-rail input/output capability enhances signal fidelity - Low power consumption makes it suitable for battery-powered devices - High-speed performance enables accurate amplification of fast signals

Disadvantages: - Limited number of pins may restrict the complexity of circuits that can be built - Not suitable for high-voltage applications due to its limited supply voltage range

Working Principles

The TLV2455CN operates as a voltage amplifier, taking an input voltage and amplifying it to a higher level. It achieves this through a combination of internal circuitry and feedback mechanisms. The rail-to-rail input/output capability ensures that the amplified signal accurately represents the input signal, even when it approaches the supply voltage limits.

Detailed Application Field Plans

The TLV2455CN is commonly used in various precision applications, including:

1. Sensor signal conditioning: Amplifying weak sensor signals while maintaining accuracy.
2. Portable instrumentation: Power-efficient amplification for handheld measurement devices.
3. Audio amplification: Accurate amplification of audio signals in portable audio devices.
4. Battery-powered systems: Low-power consumption extends battery life in portable electronics.
5. Industrial control systems: Precise signal amplification for control and monitoring applications.

Detailed and Complete Alternative Models

1. TLV2455A: Similar specifications with improved input offset voltage and lower quiescent current.
2. TLV2455P: Surface-mount package variant for space-constrained applications.
3. TLV2455IP: Improved input offset voltage and lower quiescent current in a surface-mount package.

These alternative models offer similar functionality to the TLV2455CN but may have specific advantages or differences in performance that suit different application requirements.

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