LT1737CS#PBF

Frequency - Switching:	90kHz ~ 115kHz
Base Part Number:	LT1737
Supplier Device Package:	16-SOIC
Package / Case:	16-SOIC (0.154", 3.90mm Width)
Operating Temperature:	0°C ~ 100°C (TJ)
Control Features:	Enable, Soft Start
Serial Interfaces:	--
Clock Sync:	No
Synchronous Rectifier:	No
Duty Cycle (Max):	90%
Series:	--
Voltage - Supply (Vcc/Vdd):	4.1 V ~ 20 V
Output Phases:	1
Number of Outputs:	1
Topology:	Flyback
Output Configuration:	Positive or Negative, Isolation Capable
Function:	Step-Up/Step-Down
Output Type:	Transistor Driver
Part Status:	Active
Packaging:	Tube

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<h2>Introduction</h2>LT1737CS#PBF is a pulse width modulation (PWM) DC-DC switching controller designed to provide highly efficient and reliable voltage conversion. It combines two sets of various feedbacks and control loops to regulate the output voltage while minimizing noise and power consumption. Its high efficiency, excellent transient response, robustness, and system-level control make it ideal for many power supply applications.<h2>Application Field</h2>The LT1737CS#PBF DC-DC switching controller is the perfect choice for a wide range of voltage conversion and voltage regulation applications. It can be used in a variety of low power and medium to high power supply applications, including laptop and computer power adapters, embedded systems, industrial equipment, medical instruments, and other power management applications.<h2>Working Principle</h2>The LT1737CS#PBF DC-DC switching controller works on the principle of pulse width modulation (PWM), which is the key difference between it and linear regulators. It works by switching a high current power source on and off rapidly, so that the average current is equal to the required output current. The width of the on and off pulses is varied to regulate the voltage at the output.The LT1737CS#PBF, like other PWM controllers, consists of two control loops, the voltage loop and the current loop. The voltage loop is designed to regulate the output voltage, while the current loop lowers power consumption and minimizes noise in the power conversion process. The controller also employs non-linear compensation to improve the efficiency and reduce the output voltage ripple.<h2>Conclusion</h2>In conclusion, the LT1737CS#PBF DC-DC switching controller is a highly efficient and reliable voltage regulator and voltage converter. It is ideal for use in low and medium to high power supply applications, including laptop and computer power adapters, embedded systems, industrial equipment, medical instruments, and other power management applications. Its efficient operation and robust design make it a great choice for any voltage conversion or voltage regulation application.

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