UDN2981A
- Mfr.Part #
- UDN2981A
- Manufacturer
- Allegro MicroSystems
- Package / Case
- 18-DIP (0.300, 7.62mm)
- Datasheet
- Download
- Description
- IC PWR DRIVER BIPOLAR 1:1 18DIP
- Stock
- 1,151
- In Stock :
- 1,151
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- Manufacturer :
- Allegro MicroSystems
- Product Category :
- Power Distribution Switches, Load Drivers
- Number of Outputs :
- 8
- Collector Emitter Voltage (VCEO) :
- 50V
- Pin Count :
- 18
- Output Current :
- -500mA
- ECCN Code :
- EAR99
- Supply Voltage :
- 15V
- Number of Pins :
- 18
- Output Current per Channel :
- 120mA
- Turn On Time :
- 2 μs
- Driver Number of Bits :
- 8
- Ratio - Input:Output :
- 1:1
- Published :
- 2004
- Package / Case :
- 18-DIP (0.300, 7.62mm)
- RoHS Status :
- Non-RoHS Compliant
- Input Type :
- Non-Inverting
- Qualification Status :
- Not Qualified
- Width :
- 6.35mm
- Terminal Finish :
- Tin/Lead (Sn/Pb)
- Reach Compliance Code :
- Unknown
- Supply Voltage-Min (Vsup) :
- 5V
- Output Peak Current Limit-Nom :
- 0.5A
- Max Collector Current :
- 500mA
- Switch Type :
- GENERAL PURPOSE
- Time@Peak Reflow Temperature-Max (s) :
- NOT SPECIFIED
- Operating Temperature :
- -20°C~85°C TA
- Peak Reflow Temperature (Cel) :
- 240
- Height :
- 3.3mm
- Output Type :
- Bipolar
- Voltage - Load :
- 5V~50V
- JESD-609 Code :
- e0
- Packaging :
- Tube
- Number of Terminations :
- 18
- Base Part Number :
- UDN2981
- Turn Off Time :
- 10 μs
- Built-in Protections :
- TRANSIENT
- Max Output Current :
- 500mA
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Number of Functions :
- 8
- Collector Emitter Saturation Voltage :
- 2V
- Output Polarity :
- TRUE
- Length :
- 22.86mm
- Output Characteristics :
- OPEN-EMITTER
- Output Configuration :
- High Side
- Lead Free :
- Contains Lead
- Interface :
- On/Off
- Input Characteristics :
- Standard
- Terminal Position :
- Dual
- Voltage - Supply (Vcc/Vdd) :
- Not Required
- Terminal Pitch :
- 2.54mm
- Mounting Type :
- Through Hole
- Mount :
- Through Hole
- Datasheets
- UDN2981A
UDN2981A Documents

Power Distribution Switches, Load Drivers Allegro MicroSystems UDN2981A Overview
Introducing the UDN2981A from Allegro MicroSystems—an integral component designed to excel in power distribution and load driving applications. As a versatile and robust IC power driver, this component uses bipolar technology to efficiently manage loads in a variety of demanding environments. The UDN2981A ensures reliable operation with its capability to source up to 500mA per channel, making it ideal for driving high-current outputs. Perfect for businesses looking to optimize their electronic designs, this power driver combines durability with performance, ensuring an excellent return on investment.
UDN2981A Features
The UDN2981A is designed with critical features that enhance its utility in complex electronic circuits. Key features include a high voltage output up to 50V, integrated protection systems against thermal overload, and a 18-DIP (Dual In-line Package) that facilitates easy integration into existing setups. Additionally, its compatibility with TTL/CMOS outputs enhances its adaptability with various logic systems, making it a versatile choice for numerous industrial applications.
UDN2981A Applications
- LED Displays: Utilized to drive segments in LED display panels, ensuring bright and consistent output across various lighting conditions.
- Relay Drivers: Acts as a reliable interface between low-power logic circuits and high-power relays, enabling effective control over larger electrical loads.
- Motor Controllers: Provides the necessary current to control small motors in automated equipment, enhancing operational efficiency and precision.
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