Overview
The ULN2003AIPWRG4 is a high-voltage, high-current Darlington transistor array produced by Texas Instruments. It consists of seven NPN Darlington pairs, each capable of handling 500 mA of collector current and 50 V output. This integrated circuit is designed to handle high-current and high-voltage applications, making it suitable for a variety of industrial and electronic uses. The ULN2003AIPWRG4 comes in a TSSOP (Thin Shrink Small Outline Package) with 16 pins and is RoHS compliant.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Collector Current (Single Output) | 500 | mA |
| Output Voltage | 50 | V |
| Peak Collector Current | 600 | mA |
| Collector Emitter Saturation Voltage | 0.9 - 1.3 | V |
| Clamp Diode Forward Voltage | 1.7 - 2 | V |
| Propagation Delay Time (Low to High) | 0.25 - 1 | μs |
| Propagation Delay Time (High to Low) | 0.25 - 1 | μs |
| Operating Temperature Range | -40 to 105 | °C |
| Package Type | TSSOP | |
| Number of Pins | 16 |
Key Features
- High-voltage outputs: 50 V, with versions supporting up to 100 V.
- High-current capability: 500 mA per Darlington pair, with peak currents of 600 mA.
- Integrated suppression diodes for inductive loads, such as servomotors and solenoids.
- Inputs compatible with TTL, 5-V CMOS, PMOS, and DTL logic.
- Outputs can be paralleled for higher current capability.
- Common-cathode clamp diodes for switching inductive loads.
- RoHS compliant.
Applications
- Driver circuits for relays, solenoids, and hammer drivers.
- Lamp and LED display drivers.
- Stepper motor drivers.
- Logic buffers and line drivers.
- Interface with high-current devices that require high voltage ratings.
Q & A
- What is the ULN2003AIPWRG4 used for?
The ULN2003AIPWRG4 is used in high-voltage, high-current applications such as driving relays, solenoids, stepper motors, and other inductive loads.
- What is the collector current rating of the ULN2003AIPWRG4?
The collector current rating is 500 mA per Darlington pair, with a peak current of 600 mA.
- What is the output voltage capability of the ULN2003AIPWRG4?
The output voltage capability is 50 V, with some versions supporting up to 100 V.
- Does the ULN2003AIPWRG4 have built-in protection for inductive loads?
- What types of logic inputs are compatible with the ULN2003AIPWRG4?
The inputs are compatible with TTL, 5-V CMOS, PMOS, and DTL logic.
- Can the outputs of the ULN2003AIPWRG4 be paralleled for higher current?
- What is the operating temperature range of the ULN2003AIPWRG4?
The operating temperature range is -40°C to 105°C.
- What package type does the ULN2003AIPWRG4 come in?
- Is the ULN2003AIPWRG4 RoHS compliant?
- What are some common applications of the ULN2003AIPWRG4?
