Product Summary

The UDN2944 is a quad high-current, high-voltage source driver. Each of the four power drivers can provide space- and cost-saving interface between low-level signal-processing circuits and high-power loads in harsh environments. For maximum power-handling capability, the UDN2944 is supplied in a 12-pin single in-line, power-tab package that allows efficient attachment of an external heat sink for maximum allowable package power dissipation. An external heat sink is usually required for proper operation of the UDN2944. The tab is at ground potential and needs no insulation.

Parametrics

UDN2944 absolute maximum ratings: (1)Supply Voltage Range, VS:10 V to 60 V; (2)Output Current, IOUT: continuous:-4.0 A, peak:-5.0 A; (3)Input Voltage, VIN:15 V; (4)Operating Temperature Range:-20℃ to +85℃; (5)Storage Temperature Range:-55℃ to +150℃.

Features

UDN2944 features: (1)Output Current to 4 A; (2)Output Voltage to 60 V; (3)Loads to 960 W; (4)Integral Output Suppression Diodes; (5)TTL and CMOS Compatible Inputs; (6)Plastic Single In-Line Package; (7)Heat-Sink Tab.

Diagrams

UDN2944 block diagram

UDN2540B
UDN2540B

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UDN2559BT


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UDN2559B-T


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UDN2559EB


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UDN2559EBTR


IC DRIVER QUAD PROTECTED 28PLCC

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