LT1963AET-2.5#PBF

Current - Output:	1.5A
Base Part Number:	LT1963
Supplier Device Package:	TO-220-5
Package / Case:	TO-220-5 Formed Leads
Mounting Type:	Through Hole
Operating Temperature:	-40°C ~ 125°C
Protection Features:	Over Current, Over Temperature, Reverse Polarity
Control Features:	Enable
PSRR:	63dB (120Hz)
Current - Supply (Max):	120mA
Current - Quiescent (Iq):	1.5mA
Series:	--
Voltage Dropout (Max):	0.55V @ 1.5A
Voltage - Output (Max):	--
Voltage - Output (Min/Fixed):	2.5V
Voltage - Input (Max):	20V
Number of Regulators:	1
Output Type:	Fixed
Output Configuration:	Positive
Part Status:	Active
Packaging:	Tube

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Function and Application

The LT1963AET-2.5#PBF is a linear voltage regulator suitable for use in a wide range of applications. The LT1963AET-2.5#PBF is a low dropout (LDO) regulator with an input range from 2.7V to 20V and a fixed output voltage of 2.5V. It is designed to provide up to 1A of continuous current for an input voltage as low as 1.3V above the output voltage.The LT1963AET-2.5#PBF offers excellent load and line regulation, making it ideal for use in tight voltage regulation requirements. It also features a 300 mV dropout voltage, low quiescent current, current limit, and thermal shutdown. This device can be enabled or disabled by applying a voltage signal to an Enable input pin.

Features and Benefits

The LT1963AET-2.5#PBF offers a variety of features and benefits that make it an ideal choice for many applications. It has a wide input voltage range of 2.7V to 20V, which makes it suitable for a wide range of applications. It also features a 300 mV dropout voltage, making it an excellent choice for applications that require tight voltage regulation.The LT1963AET-2.5#PBF also has low quiescent current, making it ideal for applications that require energy efficiency, and it has a current limit and thermal shutdown protection. This device can also be enabled and disabled by applying a voltage signal to an Enable input pin.

Typical Applications

The LT1963AET-2.5#PBF is ideal for a variety of applications. It is often used in mobile and portable electronics, such as cell phones, PDAs, and digital cameras. Its wide input voltage range makes it suitable for use in a variety of power sources, including batteries, USB ports, and AC adapters. It is also commonly used in automotive applications, given its low quiescent current and high efficiency. Additionally, the LT1963AET-2.5#PBF is sometimes used in heating, ventilation and air conditioning systems.

Technical Specifications

The LT1963AET-2.5#PBF has the following technical specifications:

• Voltage Output: 2.5V
• Voltage Input: 2.7V - 20V
• Dropout Voltage: 300 mV
• Continuous Output Current : 1A
• Quiescent Current: 800μA
• Enable Input Voltage: 1.2V - 5V
• Current Limit: 4A
• Thermal Shutdown Protection: 175°C

Working Principle

The LT1963AET-2.5#PBF works by sensing the difference between the input voltage and the output voltage. A voltage regulator works by using a voltage reference, an operational amplifier, and a power transistor.When an external power source is connected to the input, the operational amplifier senses the difference between the input voltage and the output voltage. The operational amplifier then adjusts the voltage reference and power transistor to ensure that the output voltage remains at the desired level. It also actively monitors the temperature and current to prevent overloads and shuts down the device if overheating occurs. In summary, the LT1963AET-2.5#PBF is an excellent choice for many applications, thanks to its wide input voltage range, low dropout voltage, low quiescent current, current limit, and thermal shutdown protection. With its excellent features and wide range of applications, the LT1963AET-2.5#PBF is a great choice for many applications.

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