The DS2003TM from Texas Instruments is a high-voltage, high-current Darlington transistor array. It contains seven NPN Darlington transistors in a single 16-pin SOIC package. The DS2003TM can sink up to 500mA per transistor and operate at voltages up to 55V. It is ideal for driving a wide variety of loads, such as motors, solenoids, and relays.
Features:
Seven NPN Darlington transistors in a single 16-pin SOIC package
High voltage (55V) and high current (500mA) capability
Wide operating temperature range (-40°C to +105°C)
Low input current requirements
RoHS compliant
Applications:
Motor control
Solenoid control
Relay control
LED driving
Lamp driving
Logic level switching
High-side switching
Description:
The DS2003TM Darlington transistor array is a versatile device that can be used in a wide variety of applications. It is ideal for driving loads that require high current and/or high voltage. The DS2003TM is also a good choice for applications where space is limited, as it combines seven transistors into a single package.
Some examples of applications where the DS2003TM can be used include:
Motor control: The DS2003TM can be used to drive motors in a wide variety of applications, such as robotics, industrial automation, and consumer electronics.
Solenoid control: The DS2003TM can be used to drive solenoids in a variety of applications, such as automotive, industrial, and medical equipment.
Relay control: The DS2003TM can be used to drive relays in a variety of applications, such as power switching, signal switching, and logic level switching.
LED driving: The DS2003TM can be used to drive LEDs in a variety of applications, such as lighting, displays, and signs.
Lamp driving: The DS2003TM can be used to drive lamps in a variety of applications, such as automotive, industrial, and commercial lighting.
Logic level switching: The DS2003TM can be used to switch logic level signals in a variety of applications.
High-side switching: The DS2003TM can be used to switch high-side loads, such as motors and solenoids.
Design Considerations:
When using the DS2003TM, it is important to consider the following design factors:
Input current requirements: The DS2003TM requires a small input current to turn on. This input current can be provided by a microcontroller, logic circuit, or other signal source.
Output current capability: The DS2003TM can sink up to 500mA per transistor. It is important to make sure that the load does not exceed the current capability of the DS2003TM.
Output voltage capability: The DS2003TM can operate at voltages up to 55V. It is important to make sure that the load does not exceed the voltage capability of the DS2003TM.
Heat dissipation: The DS2003TM can dissipate up to 926mW of power. It is important to make sure that the DS2003TM is adequately cooled to prevent overheating.
Conclusion:
The DS2003TM Darlington transistor array is a versatile and powerful device that can be used in a wide variety of applications. It is ideal for driving loads that require high current and/or high voltage. The DS2003TM is also a good choice for applications where space is limited, as it combines seven transistors into a single package.
