LM334Z#TRPBF

Product Overview

LM334Z#TRPBF belongs to the category of precision adjustable current sources. It is commonly used to provide a constant current output, making it suitable for various applications such as LED drivers, battery chargers, and temperature sensors. The LM334Z#TRPBF is known for its high precision, low operating voltage, and small package size. It is available in a TO-92 package and is essential for maintaining a stable current output in electronic circuits.

Package and Quantity

The LM334Z#TRPBF is typically packaged in a TO-92 package and is available in various quantities depending on the supplier.

Specifications

• Operating Voltage: 1V to 40V
• Current Range: 1μA to 10mA
• Temperature Coefficient: 0.33%/°C
• Package Type: TO-92
• Operating Temperature Range: -40°C to 100°C

Detailed Pin Configuration

The LM334Z#TRPBF has three pins: 1. Pin 1 (Anode): Connected to the positive terminal of the power supply. 2. Pin 2 (Cathode): Connected to the load or circuit requiring a constant current. 3. Pin 3 (Adjust): Used to adjust the output current by connecting a resistor between this pin and the cathode.

Functional Features

• Precision current regulation
• Wide operating voltage range
• Low temperature coefficient
• Small package size

Advantages and Disadvantages

Advantages

• High precision current output
• Wide operating voltage range
• Small package size
• Low temperature coefficient

Disadvantages

• Limited current range (up to 10mA)
• Requires an external resistor for current adjustment

Working Principles

The LM334Z#TRPBF operates based on the principle of a two-terminal current source. By setting the voltage across the device, a constant current is generated through the load connected to the cathode pin. The current can be adjusted by varying the resistance connected to the adjust pin.

Detailed Application Field Plans

The LM334Z#TRPBF finds applications in various fields, including: - LED driver circuits - Battery charging circuits - Temperature sensing and compensation circuits - Precision current sources for testing and measurement equipment

Detailed and Complete Alternative Models

Some alternative models to LM334Z#TRPBF include: - LM134/LM234/LM334 from Texas Instruments - AD8276 from Analog Devices - MAX6126 from Maxim Integrated

In conclusion, the LM334Z#TRPBF is a precision adjustable current source that offers high precision, wide operating voltage range, and small package size. Its applications span across various industries, making it an essential component in electronic circuits requiring constant current sources.

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