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Product Detailed Parameters
- Description：TRANS 4NPN DARL 50V 16CERDIP
- Series：-
- Mfr：Allegro MicroSystems
- Package：Bulk
- Transistor Type：4 NPN Darlington (Quad)
- Current - Collector (Ic) (Max)：1.5A
- Voltage - Collector Emitter Breakdown (Max)：50V
- Vce Saturation (Max) @ Ib, Ic：-
- Current - Collector Cutoff (Max)：500µA
- DC Current Gain (hFE) (Min) @ Ic, Vce：-
- Power - Max：2.2W
- Frequency - Transition：-
- Operating Temperature：-55°C ~ 125°C (TA)
- Mounting Type：Through Hole
- Package / Case：16-CDIP (0.300", 7.62mm)
- Supplier Device Package：16-CERDIP
- Grade：-
- Qualification：-
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Overview
The ULS2070H-883 is a bipolar transistor array manufactured by Allegro MicroSystems. It integrates four NPN Darlington pairs within a single package, designed for high-current switching applications. The device features a collector-emitter breakdown voltage of 50V and supports a continuous collector current of 1.5A per channel. Maximum power dissipation is rated at 2.2W. The component utilizes a 16-pin CERDIP through-hole package, ensuring robust mechanical stability for industrial environments.
Feature Summary
- Integrates four independent NPN Darlington transistor pairs for multi-channel switching
- Provides high current drive capability suitable for relay and solenoid loads
- Utilizes ceramic dual in-line packaging for enhanced thermal and mechanical reliability
Applications
- Industrial control systems requiring isolated switching
- Relay driver circuits in automation equipment
- Solenoid actuation interfaces
Procurement Notes
Verify the specific manufacturer source when procuring this component, as Allegro MicroSystems has undergone corporate restructuring. Ensure the part number matches the exact military-grade or commercial variant required for your design. Cross-reference with authorized distributors to confirm authenticity and traceability documentation.
Selection Notes
Select this component when multiple high-current switching channels are needed in a compact form factor. The Darlington configuration offers high gain, simplifying drive circuit requirements. Consider the 16-pin CERDIP package constraints for PCB layout and thermal management during the design phase.
Part Context
This device belongs to the ULS series of integrated transistor arrays. These components are engineered to replace discrete transistor networks, reducing board space and assembly complexity. The series is commonly used in legacy and modern industrial designs requiring reliable solid-state switching.
Replacement Considerations
Public confirmed substitute part numbers include ULS2075H-883 and ULS2076H-883. Verify pin compatibility and electrical specifications before substitution.
