PT5507N

Voltage - Output 3:	--
Base Part Number:	PT5507
Size / Dimension:	0.90" L x 0.48" W x 0.95" H (22.9mm x 12.2mm x 24.1mm)
Package / Case:	5-SIP Module
Mounting Type:	Through Hole
Efficiency:	76%
Operating Temperature:	-40°C ~ 85°C
Features:	--
Applications:	ITE (Commercial)
Current - Output (Max):	3A
Series:	Excalibur™ PT5500
Voltage - Output 2:	--
Voltage - Output 1:	1V
Voltage - Input (Max):	5.5V
Voltage - Input (Min):	3.1V
Number of Outputs:	1
Type:	Non-Isolated PoL Module
Part Status:	Obsolete
Packaging:	Tray

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.DC DC Converters: PT5507N Application Field and Working PrincipleA DC-DC converter is an electronic device that converts the direct-current (DC) to DC. The DC-DC converter PT5507N is a fully integrated high-efficiency DC/DC converter. It offers high-power conversion from input voltages of 3.6V to 19.2V. The device is capable of supplying an output current of up to 23A.Applications of PT5507NThe PT5507N is designed for use in a variety of applications. It is suitable for use in battery-powered, portable, automotive, and industrial systems. The device is also ideal for applications where high-efficiency and energy savings are key factors. The device features low input ripple and noise, which helps reduce the size of the end product.The PT5507N has many advantages, such as:• High-efficiency, up to 95%.• Low output ripple and noise.• Low input voltage of 3.6V-19.2V.• Optimized for step-down applications.• High-current output of up to 23A.• Re-adjustable output voltage.• Overvoltage, undervoltage, and current protection.The PT5507N is also suitable for use in a variety of different tasks, such as:• Battery management systems.• Automotive applications.• LED lighting.• Digital signage.• Server and storage systems.• Industrial control systems.• Mobile devices.• Home appliances.Working Principle of PT5507NThe PT5507N is based on a synchronous buck topology. It is a two-stage design that includes a driver, MOSFETs, and a controller. The controller is responsible for controlling the switching of the two MOSFETs. It uses a pulse width modulation (PWM) technique to regulate the output voltage.The first stage of the converter includes a pair of MOSFETs that drive the synchronous buck topology. The high-side MOSFET is connected to the input voltage Vin, and the low-side MOSFET is connected to the output voltage Vout. The MOSFETs are switched by the controller when the output voltage falls below or rises above the predetermined level.The second stage of the converter includes the driver, which is responsible for driving the two MOSFETs and controlling the output voltage. The driver senses the output voltage, and compares it to the desired output voltage. When the output voltage falls belowthe predetermined level, the driver will switch the MOSFETs on, and vice versa.The PT5507N can operate in fixed frequency or current mode for superior line regulation, low output ripple, and fast transient response. In fixed frequency mode, the controller is able to switch the MOSFETs at a fixed frequency and varying pulsewidth. In current mode, the controller switches the MOSFETs intermittently, allowing them to cycle on and off in order to regulate the output voltage.The PT5507N is designed with high efficiency and low output ripple in mind. It offers high-power conversion with high-efficiency, up to 95%, and low output ripple and noise, and is suitable for a variety of applications. The device also features overvoltage, undervoltage, and current protections, making it a reliable and safe solution.

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