LM2577 5V to 12V DC Converter step up Voltage Regulator
The LM1577 and LM2577 are versatile integrated circuits designed for step-up (boost) DC to DC conversion. These ICs are capable of converting a lower input voltage to a higher output voltage, making them suitable for applications where the voltage needs to be increased to meet specific operational requirements.
Both ICs feature a built-in switching regulator that efficiently manages power conversion while minimizing energy loss. They can handle input voltages typically ranging from 3.5V to 40V and can output voltages up to 60V, depending on the specific application and circuit configuration.
The LM1577/LM2577 operates using a fixed frequency of approximately 100 kHz, which helps maintain stable operation and allows for the use of smaller external components, such as inductors and capacitors. The ICs are designed to deliver output currents of up to 3A, making them suitable for a wide range of applications, including battery-powered devices, portable electronics, and power supply systems for various electronic circuits.
In terms of control features, these ICs include a voltage feedback loop that ensures the output voltage remains stable under varying load conditions. The devices also incorporate built-in protection mechanisms, such as thermal shutdown and current limiting, to safeguard against potential damage due to excessive temperature or current levels.
Overall, the LM1577/LM2577 series of ICs provides a reliable and efficient solution for DC to DC step-up conversion, making them an excellent choice for engineers and designers looking to implement boost converter circuits in their projects.If you are looking a ICs for a DC to DC converter job. I highly recommend of IC-LM1577/LM2577 supply all of the power and control functions for step-up.. 🔗 External reference
Related Circuits
This is a low-input impedance conversion circuit with the reference resistor RS connected to the amplifier's feedback loop, resulting in an input impedance close to zero. The input current flows into the output end of the operational amplifier (Op-Amp)...
The circuit depicted can be utilized to operate at a voltage of +5V for Single Board Computer (SBC) power, preventing damage caused by over-voltage from the power supply throughout the SBC. This circuit serves as a protective mechanism for Single...
Undervoltage release operates over an extended period. When the power supply voltage drops within the operating voltage range, it triggers the release mechanism, resulting in the rotation of the tripping axle and the disconnection of the circuit breaker. There...
A simple circuit utilizing a single transistor converts 220 MHz to 144 MHz or vice versa, as the mixer is bilateral. The transformer has 15 turns on the primary and 2 turns on the secondary (#24 AWG wire) on...
This circuit will generate approximately 300 volts DC at a very low current, sufficient for a GM tube. Caution is advised with the output. The described circuit is a high-voltage DC power supply designed to provide approximately 300 volts, which...
The design originated from the interest in discovering a new technique for analog to digital conversion. The two types of ADC (Analog to Digital Converter) that influenced the development of this circuit are the Flash Type ADC and the...