●The device consists of eight NPN Darlington pairs with a high voltage output and a common cathode clamp diode for switching inductive loads. ●The collector current of each Darlington pair is 500mA. Darlington pairs can be connected in parallel to increase the current capacity. ●Each Darlington pair of ULN2803A devices is equipped with a 2.7kΩ series base resistor and can work directly with TTL or 5V CMOS devices. ●ULN2803A module applications include relay drivers, hammer drivers, lamp drivers, indicator drivers (LED and gas discharge), line drivers, and logic buffers. ●The ULN2803A device is a Darlington transistor array with a voltage of 50V and a current of 500mA.
Description
Pack of 2 ULN2803A Darlington Transistor Arrays
ULN2803A module: The device consists of eight pairs of NPN Darlington with a high voltage output and a common cathode clamping diode for switching inductive loads.
Specifications:
Item type:
ULN2803A Module
Collector emitter voltage
DC 50 V
Input voltage:
DC 30 V
Collector peak current
500 mA
Output terminal current:
500 mA
Blocking layer temperature
-65 - 150 °C
Storage temperature:
-65 - 150 °C
The ULN2803A device is a Darlington transistor ray with a voltage of 50V and a current of 500mA.
The collector current of each Darlington pair is 500 mA. Darlington pairs can be switched parallel to increase current capacity.
Each Darlington pair of ULN2803A devices is equipped with a 2.7kΩ series base resistor and can work directly with TTL or 5V CMOS devices.
Application: ULN2803A module applications include relay drivers, hammer drivers, lamp drivers, indicator drivers (LED and gas discharge), line drivers and logic buffers.