LM723CN/NOPB

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: Adjustable, Precision, Linear
• Package: DIP (Dual In-line Package)
• Essence: Monolithic IC voltage regulator capable of supplying up to 150 mA of output current
• Packaging/Quantity: Tube packaging, 25 pieces per tube

Specifications

• Input Voltage Range: 14V to 40V
• Output Voltage Range: 2V to 37V
• Output Current: Up to 150mA
• Line Regulation: 0.01% typical
• Load Regulation: 0.1% typical
• Ripple Rejection: 80dB typical
• Temperature Range: -55°C to +125°C
• Package Type: PDIP-14

Detailed Pin Configuration

The LM723CN/NOPB has a total of 14 pins arranged as follows:

1. Vref: Reference Voltage Output
2. Comp: Compensation Terminal for Error Amplifier
3. Inv: Inverting Input Terminal for Error Amplifier
4. Non-inv: Non-Inverting Input Terminal for Error Amplifier
5. Out: Output Terminal
6. Vz: Zener Diode Connection
7. Vcc: Positive Supply Voltage
8. Gnd: Ground
9. Iadj: Adjust Terminal for Output Voltage
10. Sense: Voltage Sensing Terminal
11. Vc: Collector Terminal of the Output Transistor
12. Ve: Emitter Terminal of the Output Transistor
13. Bypass: Bypass Capacitor Terminal
14. Vin: Input Voltage Terminal

Functional Features

• Adjustable output voltage with a wide range
• High precision and low output voltage ripple
• Internal current limiting and thermal shutdown protection
• Error amplifier with compensation terminal for stability
• Short-circuit and overcurrent protection

Advantages

• Versatile voltage regulator suitable for various applications
• Precise output voltage control
• Robust internal protection mechanisms
• Easy to use and integrate into circuits
• Wide temperature range for operation

Disadvantages

• Limited output current capability (up to 150mA)
• Requires external components for certain applications
• Not suitable for high-power applications

Working Principles

The LM723CN/NOPB is a linear voltage regulator that uses an error amplifier, reference voltage, and feedback mechanism to maintain a stable output voltage. The input voltage is compared to the reference voltage, and any difference is amplified by the error amplifier. This amplified error signal controls the output transistor, adjusting its conduction to regulate the output voltage.

Detailed Application Field Plans

The LM723CN/NOPB can be used in various applications, including:

1. Power supply circuits
2. Battery chargers
3. Adjustable voltage regulators
4. Voltage stabilizers
5. Instrumentation circuits
6. Audio amplifiers
7. LED drivers
8. Industrial control systems

Detailed and Complete Alternative Models

Some alternative models to the LM723CN/NOPB include:

1. LM317T: Adjustable Positive Voltage Regulator
2. LM7805: Fixed 5V Voltage Regulator
3. LM350T: Adjustable Negative Voltage Regulator
4. LT1083CP: Adjustable Linear Regulator
5. LM338K: Adjustable Positive Voltage Regulator

These alternatives offer similar functionality and can be used as substitutes depending on specific requirements.

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