SMD : ULN2803 Hi-Voltage/Current Darlington Transistor Array - SOL-18 / SOIC-18 [Original]

ULN2803 SMD High-Voltage/Current Darlington Transistor Array - SOIC-18

The ULN2803 SMD is a high-voltage/current Darlington transistor array. It integrates eight NPN Darlington pairs within a single package. Each output channel handles voltages up to 50V and currents up to 500mA. Integral clamp diodes are included for inductive load protection. The array is compatible with TTL, DTL, PMOS, and CMOS input logic. It is supplied in a compact SOIC-18 surface-mount package. This component provides a solution for controlling relays, lamps, and various display types.

Specifications:

• Part Number: ULN2803
• Type: Darlington Transistor Array
• Number of Channels: 8
• Max Output Current: 500 mA per channel
• Max Output Voltage: 50 V
• Input Logic Compatibility: TTL, DTL, PMOS, CMOS
• Package Type: SOL-18 / SOIC-18
• Protection Diodes: Integral Clamp Diodes
• Product Status: Original / Lead-Free

Key features and benefits:

• Eight NPN Darlington transistor pairs.
• Output voltage capability up to 50V.
• Output current capability up to 500mA per channel.
• Integral clamp diodes for inductive load protection.
• Input logic compatibility with TTL, DTL, PMOS, and CMOS.
• SOIC-18 surface-mount package.
• Original component status.

Applications:

• Relay and solenoid control.
• Driving lamps and LED displays.
• Stepper motor control.
• Hammer drivers.

Frequently Asked Questions:

Q: Is this ULN2803 compatible with 3.3V logic inputs?
A: Yes, the ULN2803 is compatible with TTL, DTL, PMOS, and CMOS input logic, which includes 3.3V logic levels.

Q: Can this component drive a 12V relay?
A: Yes, the ULN2803 has a maximum output voltage of 50V and can sink up to 500mA per channel, making it suitable for driving 12V relays within these current limits.

Q: What is the difference between SOL-18 and SOIC-18 packages?
A: SOL-18 and SOIC-18 refer to similar surface-mount packages. SOIC-18 is a standard Small Outline Integrated Circuit package, while SOL-18 (Small Outline Large) typically indicates a wider body variant of the SOIC-18.

Package Includes:

*Image shown is a representation only.

Note: Contact sales(at)electroncomponents.com for bulk enquiry & get best price!