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TBD62781APG
Product Overview
Category: Integrated Circuit (IC)
Use: TBD62781APG is a high-voltage, high-current Darlington transistor array. It is commonly used for driving various loads such as relays, solenoids, and lamps.
Characteristics: - High voltage and current capability - Darlington transistor array with eight channels - Built-in flyback diodes for inductive load protection - Low saturation voltage - TTL and CMOS compatible inputs
Package: TBD62781APG is available in a 16-pin DIP (Dual Inline Package) format.
Essence: The essence of TBD62781APG lies in its ability to provide high-voltage and high-current amplification for driving loads efficiently.
Packaging/Quantity: TBD62781APG is typically sold in reels or tubes containing multiple units.
Specifications
- Supply Voltage: 5V to 15V
- Output Current: 500mA per channel
- Output Voltage: 50V
- Input Voltage: 0V to 5V
- Input Current: 1.6mA
- Operating Temperature Range: -40°C to +85°C
Detailed Pin Configuration
TBD62781APG features a 16-pin DIP package with the following pin configuration:
Pin 1: Input A1
Pin 2: Output A1
Pin 3: Common A
Pin 4: Output A2
Pin 5: Input A2
Pin 6: GND
Pin 7: Input B1
Pin 8: Output B1
Pin 9: Common B
Pin 10: Output B2
Pin 11: Input B2
Pin 12: VCC
Pin 13: Input C1
Pin 14: Output C1
Pin 15: Common C
Pin 16: Output C2
Functional Features
- High-voltage and high-current amplification for driving loads
- Built-in flyback diodes protect against voltage spikes from inductive loads
- TTL and CMOS compatible inputs allow easy interfacing with microcontrollers and logic circuits
- Low saturation voltage ensures efficient operation
Advantages and Disadvantages
Advantages: - Can drive a wide range of loads, including relays, solenoids, and lamps - Provides high-voltage and high-current amplification - Flyback diodes offer protection against voltage spikes - Compatible with both TTL and CMOS logic levels
Disadvantages: - Limited to eight channels - Requires external power supply
Working Principles
TBD62781APG utilizes Darlington transistor pairs to amplify the input signals and provide sufficient current to drive loads. When an input signal is applied, the corresponding output channel activates, allowing current to flow through the load. The built-in flyback diodes protect the IC from voltage spikes generated by inductive loads.
Detailed Application Field Plans
TBD62781APG finds applications in various fields where high-voltage and high-current amplification is required. Some common application areas include: - Industrial automation - Robotics - Automotive electronics - Home appliances - Lighting systems
Detailed and Complete Alternative Models
- ULN2803A
- ULN2003A
- ULN2804A
- ULN2004A
- TPIC6B595
- TPIC6C595
- MC1413B
- MC1414B
These alternative models offer similar functionality and can be used as substitutes for TBD62781APG in various applications.
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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací TBD62781APG v technických řešeních
Sure! Here are 10 common questions and answers related to the application of TBD62781APG in technical solutions:
Q: What is TBD62781APG? A: TBD62781APG is a high-voltage, high-current Darlington transistor array commonly used for driving relays, solenoids, and other high-power devices.
Q: What is the maximum voltage rating of TBD62781APG? A: The maximum voltage rating of TBD62781APG is 50V.
Q: How many channels does TBD62781APG have? A: TBD62781APG has 8 channels, allowing it to control up to 8 separate devices.
Q: What is the maximum current rating per channel of TBD62781APG? A: The maximum current rating per channel of TBD62781APG is 500mA.
Q: Can TBD62781APG be directly controlled by a microcontroller? A: Yes, TBD62781APG can be directly controlled by a microcontroller as it has built-in input resistors and logic-level inputs.
Q: Is TBD62781APG suitable for driving inductive loads like motors or solenoids? A: Yes, TBD62781APG is suitable for driving inductive loads as it has built-in flyback diodes to protect against voltage spikes.
Q: Can TBD62781APG be used with both NPN and PNP type devices? A: Yes, TBD62781APG can be used with both NPN and PNP type devices as it supports both sinking and sourcing configurations.
Q: What is the typical switching speed of TBD62781APG? A: The typical switching speed of TBD62781APG is around 0.5 microseconds.
Q: Can TBD62781APG be used in automotive applications? A: Yes, TBD62781APG can be used in automotive applications as it has a wide operating temperature range and is designed to withstand harsh environments.
Q: Are there any application notes or reference designs available for TBD62781APG? A: Yes, the manufacturer of TBD62781APG provides application notes and reference designs that can help with its integration into various technical solutions.
Please note that these answers are general and may vary depending on the specific requirements and use cases. It's always recommended to refer to the datasheet and documentation provided by the manufacturer for accurate information.