UDN2559BT

Voltage - Supply (Vcc/Vdd):	4.75 V ~ 5.25 V
Base Part Number:	UDN2559
Supplier Device Package:	16-DIP
Package / Case:	16-PowerDIP (0.300", 7.62mm)
Operating Temperature:	-20°C ~ 85°C (TA)
Fault Protection:	Current Limiting (Fixed), Over Temperature
Features:	--
Input Type:	Non-Inverting
Rds On (Typ):	--
Current - Output (Max):	700mA
Series:	--
Voltage - Load:	60V (Max)
Interface:	On/Off
Output Type:	Bipolar
Output Configuration:	Low Side
Ratio - Input:Output:	1:1
Number of Outputs:	4
Switch Type:	General Purpose
Part Status:	Obsolete
Packaging:	Tube

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Power Management Integrated Circuit (PMIC) is a type of integrated circuit (IC) used to manage and monitor various power supply functions in a wide variety of electronics applications, from small consumer electronics to large industrial systems. PMICs can be further broken down into power distribution switches, load drivers and charge controllers, all of which play an important role in managing and controlling the power supply for an electronic device. The UDN2559BT is a CMOS latching power distribution switch specifically designed to meet the demands of today\'s highly integrated consumer electronic applications and is one of the latest products in this family of PMICs.
The UDN2559BT is designed to provide a highly reliable, power efficient and cost-effective solution for power management applications. It works in a ‘push-pull’ technique which allows the user to control the power switch with a logic level input, while providing high switching current capability and low signal capacitance. The UDN2559BT is also designed to be ESD protected and provide low leakage current when the switch is in its OFF state.
The UDN2559BT can provide power control for various consumer applications such as notebook computers, game consoles, mobile phones, digital cameras and PDAs. It is particularly well-suited for low voltage power management solutions where it is critical to conserve power. Its high switching current rating, low signal capacitance and low leakage current all make it an ideal power management solution for these kinds of applications.
In terms of its practical working principle, the UDN2559BT is designed to have a logic-level input stage with two input pins, one for logic-high and the other for logic-low. When the logic-high pin is driven high and the logic-low pin is driven low, the switch is enabled and the control voltage is pulled high. When the logic-high pin is driven low and the logic-low pin is driven high, the switch is disabled and the control voltage is pulled low. This allows the user to control the power switch with a logic-level input, thus providing a cost-effective solution for most power management applications.
The UDN2559BT is also designed to be ESD protected. It incorporates an ESD diode between the control and the main terminal, and this diode keeps the switch terminal at the same potential as the control terminal, thus protecting it from electrostatic discharge. The UDN2559BT also has a low quiescent current level, making it suitable for use in applications where power consumption must be minimized.
In conclusion, the UDN2559BT is a CMOS latching power distribution switch designed to meet the demands of today\'s highly integrated consumer electronic applications. With its high switching current, low signal capacitance and ESD protection, the UDN2559BT is an excellent choice for low voltage power management solutions where power conservation is critical. It is well-suited for use in applications such as notebook computers, game consoles, mobile phones, digital cameras and PDAs.

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