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TL2845BDR-8

Name: TL2845BDR-8
Rating: 4.7 (12 reviews)

IC REG CTRLR MULT TOPOLOGY 8SOIC

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Mfr。パート #TL2845BDR-8
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データシート TL2845BDR-8 DataSheet
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仕様

Part Status	Active
Output Type	Transistor Driver
Function	Step-Up, Step-Up/Step-Down
Output Configuration	Positive
Topology	Boost, Flyback, Forward
Number of Outputs	1
Output Phases	1
Voltage - Supply (Vcc/Vdd)	7.6V ~ 30V
Frequency - Switching	Up to 500kHz
Duty Cycle (Max)	48%
Synchronous Rectifier	No
Clock Sync	No
Control Features	Frequency Control
Operating Temperature	-40°C ~ 85°C (TA)
Mounting Type	Surface Mount
Package / Case	8-SOIC (0.154", 3.90mm Width)
Supplier Device Package	8-SOIC
Base Product Number	TL2845

概要

Description

The TL2845BDR-8 is a high-performance, low-noise operational amplifier (op-amp) designed for precision applications. It is part of Texas Instruments' TL2845 series and features a low input offset voltage, high open-loop gain, and a wide bandwidth, making it suitable for tasks such as signal conditioning, active filtering, and amplification in various electronic circuits.
Key specifications include a supply voltage range of ±2.5V to ±15V, a low input bias current, and a high common-mode rejection ratio (CMRR). The device is typically housed in an 8-pin SOIC package, providing ease of integration into compact designs.
With its ability to operate at high speeds while maintaining low distortion, the TL2845BDR-8 is ideal for audio, instrumentation, and industrial applications where accuracy is crucial. Its reliability and performance make it a popular choice among engineers for building robust and efficient electronic systems.

Features

The TL2845BDR-8 is a high-performance, low-dropout (LDO) voltage regulator designed for a variety of applications. Key features include:
1. Input Voltage Range: Typically supports up to 30V.
2. Output Current: Delivers up to 1A of output current.
3. Low Dropout Voltage: Ensures efficient operation with dropout voltages typically around 300mV at full load.
4. Regulation: Provides excellent line and load regulation, enhancing performance in varying conditions.
5. Thermal Protection: Integrated thermal shutdown protects the device from overheating.
6. Short-Circuit Protection: Safeguards the circuit against overloads.
7. Output Voltage Options: Available in fixed output voltage versions (e.g., 3.3V, 5V) or adjustable configurations.
8. Package: Offered in a compact SO-8 package for easy integration into designs.
Overall, the TL2845BDR-8 is suitable for powering RF circuits, microcontrollers, and other sensitive electronic components requiring stable power supply.

Package

The TL2845BDR-8 is packaged in a SOT-23-5 (5-lead small outline transistor) type package. This compact surface-mount package is suitable for space-constrained applications.

Pinout

The TL2845BDR-8 is an integrated circuit from Texas Instruments that features a total of 8 pins. It is a precision, low-power, dual operational amplifier.
Here’s a concise breakdown of the pin functions:
1. Pin 1 (OUTA) - Output for the first op-amp (A).
2. Pin 2 (IN- A) - Inverting input for the first op-amp (A).
3. Pin 3 (IN+ A) - Non-inverting input for the first op-amp (A).
4. Pin 4 (V- ) - Negative supply voltage.
5. Pin 5 (IN+ B) - Non-inverting input for the second op-amp (B).
6. Pin 6 (IN- B) - Inverting input for the second op-amp (B).
7. Pin 7 (OUTB) - Output for the second op-amp (B).
8. Pin 8 (V+ ) - Positive supply voltage.
This configuration allows for dual amplification functions in a compact package.

Manufacturer

The TL2845BDR-8 is manufactured by Texas Instruments (TI), a leading semiconductor company. Founded in 1930, Texas Instruments specializes in designing and manufacturing a wide range of innovative electronics, including analog and embedded processing chips. TI serves various industries, such as automotive, industrial, communications, and personal electronics, providing solutions for applications like signal processing, power management, and sensing. The company is known for its commitment to research and development, continuously advancing technology to support the growing demands of modern electronics. Texas Instruments is recognized for its high-quality products, extensive portfolio, and significant contributions to the semiconductor industry.

Application

The TL2845BDR-8 is a precision voltage reference used in various applications, including analog-to-digital converters (ADCs), digital-to-analog converters (DACs), power supplies, and instrumentation. It provides stable reference voltage for accurate measurements in industrial, automotive, and consumer electronics. Its low noise and temperature coefficient enhance performance in precision circuits.

Equivalent

The TL2845BDR-8 is a precision voltage reference and can be replaced by equivalent products such as the TL431, LM4041, or LT1004. For enhanced options, consider the LM385 or MCP1501. Always check specifications for compatibility in your specific application.