LM723CH/NOPB

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: Adjustable, Precision, Positive Voltage Regulator
• Package: TO-100 Metal Can
• Essence: The LM723CH/NOPB is a versatile voltage regulator IC that can be used to generate adjustable and precise positive voltages.
• Packaging/Quantity: Available in tubes or reels, with varying quantities depending on the supplier.

Specifications

• Input Voltage Range: 14V to 40V
• Output Voltage Range: 2V to 37V
• Output Current: Up to 150mA
• Line Regulation: 0.01% per Volt
• Load Regulation: 0.1% typical
• Temperature Range: -55°C to +125°C
• Package Type: TO-100 Metal Can

Pin Configuration

The LM723CH/NOPB has a total of 14 pins. Here is the detailed pin configuration:

1. Vref: Reference Voltage Output
2. Vz: Zener Diode Connection
3. Comp: Compensation Terminal
4. Inv: Inverting Input Terminal
5. Non-inv: Non-Inverting Input Terminal
6. Out: Output Terminal
7. Adj: Adjust Terminal
8. Gnd: Ground Terminal
9. N/C: No Connection
10. N/C: No Connection
11. N/C: No Connection
12. N/C: No Connection
13. N/C: No Connection
14. Vin: Input Voltage Terminal

Functional Features

• Adjustable Output Voltage: The LM723CH/NOPB allows for precise adjustment of the output voltage within a wide range.
• Current Limiting: It incorporates current limiting circuitry to protect the device and the load from excessive current.
• Short Circuit Protection: The IC is designed to withstand short circuits without damage.
• Thermal Overload Protection: It includes thermal shutdown circuitry to prevent overheating.

Advantages and Disadvantages

Advantages: - Wide input voltage range - Adjustable output voltage - Precise voltage regulation - Current limiting and short circuit protection - Thermal overload protection

Disadvantages: - Limited output current capacity (up to 150mA) - Requires external components for complete voltage regulation circuit

Working Principles

The LM723CH/NOPB operates as a voltage regulator by comparing the reference voltage (Vref) with the feedback voltage obtained from the output. It adjusts the output voltage by controlling the conduction of an internal series pass transistor. By adjusting the voltage at the Adjust terminal, the output voltage can be precisely set within the specified range.

Detailed Application Field Plans

The LM723CH/NOPB finds applications in various fields, including:

1. Power Supply Design: It can be used to design adjustable power supplies for electronic devices.
2. Battery Charging Systems: The IC can regulate the charging voltage for batteries in various applications.
3. Voltage Stabilizers: It is suitable for stabilizing voltages in sensitive electronic equipment.
4. Laboratory Equipment: The LM723CH/NOPB can be utilized in laboratory power supplies and test equipment.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the LM723CH/NOPB include:

1. LM317: Adjustable Positive Voltage Regulator
2. LM350: Adjustable Voltage Regulator with Higher Output Current
3. LT1083: Adjustable Linear Regulator with Low Dropout Voltage
4. LM7805: Fixed 5V Voltage Regulator

These alternatives provide different features and specifications, allowing users to choose the most suitable option for their specific requirements.

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