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UA723CDR
Product Overview
- Category: Integrated Circuit (IC)
- Use: Voltage Regulator
- Characteristics: High precision, adjustable output, low dropout voltage
- Package: SOIC-14
- Essence: Provides a stable and adjustable output voltage
- Packaging/Quantity: Tape & Reel, 2500 units per reel
Specifications
- Input Voltage Range: 8V to 40V
- Output Voltage Range: 2V to 37V
- Output Current: 150mA
- Line Regulation: 0.01% for ΔV_in = 10V to 40V
- Load Regulation: 0.1% for 1mA ≤ I_out ≤ 150mA
- Temperature Range: -55°C to 125°C
Detailed Pin Configuration
- Vref
- Output
- Adjust
- V+
- V-
- Common
- NC
- NC
- NC
- NC
- NC
- NC
- NC
- NC
Functional Features
- Adjustable output voltage through the "Adjust" pin
- Internal current limiting and thermal shutdown protection
- Low dropout voltage, suitable for low input-output differential applications
Advantages and Disadvantages
Advantages
- High precision and stability
- Wide input voltage range
- Thermal shutdown protection for added safety
Disadvantages
- Limited output current compared to some other regulators
- Higher dropout voltage than newer regulator models
Working Principles
The UA723CDR operates as a precision voltage regulator by comparing the reference voltage at the "Vref" pin with the divided output voltage feedback at the "Adjust" pin. It then adjusts the output voltage to maintain a stable reference voltage.
Detailed Application Field Plans
The UA723CDR is commonly used in various applications such as:
- Adjustable power supplies
- Battery chargers
- Instrumentation and measurement equipment
- Audio amplifiers
Detailed and Complete Alternative Models
- LM317: Similar adjustable voltage regulator with higher output current capability
- LM338: Adjustable positive voltage regulator with higher output current and lower dropout voltage
In conclusion, the UA723CDR is a versatile voltage regulator with precise control and adjustable output, making it suitable for a wide range of applications where stable and accurate voltage regulation is required.
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10 domande e risposte comuni relative all'applicazione di UA723CDR nelle soluzioni tecniche
What is the UA723CDR?
- The UA723CDR is a precision integrated-circuit voltage regulator that can be used in a wide range of technical solutions.
What is the input voltage range for the UA723CDR?
- The input voltage range for the UA723CDR is typically 8V to 40V.
What is the output voltage range for the UA723CDR?
- The output voltage range for the UA723CDR can be adjusted from 2V to 37V using external resistors.
What are the typical applications of the UA723CDR?
- The UA723CDR is commonly used in power supply circuits, battery chargers, and voltage regulators.
How does the UA723CDR handle overcurrent protection?
- The UA723CDR has built-in current limiting and thermal shutdown features to protect against overcurrent conditions.
Can the UA723CDR be used in both positive and negative voltage regulator configurations?
- Yes, the UA723CDR can be configured for both positive and negative voltage regulation.
What is the maximum output current of the UA723CDR?
- The maximum output current of the UA723CDR is typically around 150mA.
Does the UA723CDR require external components for operation?
- Yes, the UA723CDR requires external resistors and capacitors to set the output voltage and stabilize the control loop.
What is the temperature range for the UA723CDR?
- The UA723CDR is typically rated for operation over a temperature range of -55°C to 125°C.
Is the UA723CDR suitable for automotive applications?
- Yes, the UA723CDR is often used in automotive electronics due to its robust performance and wide operating temperature range.