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AN78L10
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AN78L10

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Voltage Regulator
  • Characteristics: Low Dropout, Fixed Output Voltage
  • Package: TO-92
  • Essence: Linear Voltage Regulator
  • Packaging/Quantity: Bulk packaging, typically sold in reels or tubes

Specifications

  • Input Voltage Range: 12V - 35V
  • Output Voltage: -10V
  • Output Current: 100mA
  • Dropout Voltage: 2V
  • Quiescent Current: 5mA
  • Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The AN78L10 IC has three pins:

  1. Pin 1: Input (VIN) - Connects to the input voltage source.
  2. Pin 2: Ground (GND) - Connected to the ground reference.
  3. Pin 3: Output (VOUT) - Provides the regulated output voltage.

Functional Features

  • Low dropout voltage ensures stable output even with low input voltage.
  • Fixed output voltage of -10V eliminates the need for external voltage divider circuits.
  • Internal thermal shutdown protection prevents damage due to excessive temperature.
  • Short-circuit current limiting protects the IC and connected components from damage.

Advantages and Disadvantages

Advantages: - Compact and easy to use. - Provides a stable and regulated output voltage. - Suitable for low-power applications. - Cost-effective solution.

Disadvantages: - Limited output current capability. - Requires external capacitors for stability.

Working Principles

The AN78L10 is a linear voltage regulator that uses a series pass transistor to regulate the output voltage. It operates by comparing the reference voltage with the feedback voltage derived from the output. Any difference between the two voltages is amplified and used to control the pass transistor, ensuring a constant output voltage.

Detailed Application Field Plans

The AN78L10 is commonly used in various electronic devices and applications, including: - Battery-powered devices - Audio amplifiers - Instrumentation equipment - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

Some alternative models to the AN78L10 include: - LM7805: Positive voltage regulator with a fixed 5V output. - LM317: Adjustable positive voltage regulator. - MC78L05: Positive voltage regulator with a fixed 5V output.

These alternatives offer similar functionality but may have different specifications or package options.

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技術ソリューションにおける AN78L10 の適用に関連する 10 件の一般的な質問と回答をリストします。

Sure! Here are 10 common questions and answers related to the application of AN78L10 in technical solutions:

  1. Q: What is AN78L10? A: AN78L10 is a voltage regulator IC (integrated circuit) that provides a fixed output voltage of -10V.

  2. Q: What is the purpose of using AN78L10 in technical solutions? A: AN78L10 is commonly used to regulate and stabilize the voltage supply in various electronic circuits or systems.

  3. Q: What is the input voltage range for AN78L10? A: The input voltage range for AN78L10 typically ranges from -35V to -12V.

  4. Q: What is the maximum output current that AN78L10 can handle? A: AN78L10 can handle a maximum output current of 100mA.

  5. Q: Can AN78L10 be used with both AC and DC input voltages? A: Yes, AN78L10 can be used with both AC and DC input voltages.

  6. Q: Is AN78L10 suitable for low-power applications? A: Yes, AN78L10 is commonly used in low-power applications due to its low quiescent current and small package size.

  7. Q: Does AN78L10 require any external components for operation? A: Yes, AN78L10 requires a minimum of two external capacitors for stable operation.

  8. Q: Can AN78L10 handle overvoltage or reverse polarity protection? A: No, AN78L10 does not have built-in overvoltage or reverse polarity protection. Additional external protection circuitry may be required.

  9. Q: What is the temperature range within which AN78L10 operates reliably? A: AN78L10 typically operates reliably within a temperature range of -40°C to +85°C.

  10. Q: Can AN78L10 be used in automotive applications? A: Yes, AN78L10 is suitable for automotive applications as it meets the necessary requirements for automotive electronics.

Please note that these answers are general and may vary depending on the specific datasheet and application guidelines provided by the manufacturer.