Allicdata Part #: | LT1249IS8#PBF-ND |
Manufacturer Part#: |
LT1249IS8#PBF |
Price: | $ 5.50 |
Product Category: | Integrated Circuits (ICs) |
Manufacturer: | Linear Technology/Analog Devices |
Short Description: | IC PFC CTRLR AVERAGE CURR 8SOIC |
More Detail: | PFC IC Average Current 100kHz 8-SOIC |
DataSheet: | LT1249IS8#PBF Datasheet/PDF |
Quantity: | 413 |
1 +: | $ 5.00220 |
25 +: | $ 3.57286 |
100 +: | $ 3.05878 |
Series: | -- |
Packaging: | Tube |
Part Status: | Active |
Mode: | Average Current |
Frequency - Switching: | 100kHz |
Current - Startup: | 250µA |
Voltage - Supply: | 15.5 V ~ 27 V |
Operating Temperature: | -40°C ~ 125°C |
Mounting Type: | Surface Mount |
Package / Case: | 8-SOIC (0.154", 3.90mm Width) |
Supplier Device Package: | 8-SOIC |
Base Part Number: | LT1249 |
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LT1249IS8#PBF application field and working principle belong to the PMIC - PFC (Power Factor Correction) category. A Power Factor Correction (PFC) circuit is an electronic circuit designed to improve the power factor of AC (Alternating Current) electrical power. Power factor is a measure of how efficiently electrical power is used, and a power factor of unity (1.0) is ideal. A PFC circuit reduces the amount of reactive power used by an electrical load, thus improving the overall efficiency of the system. In some places, governments or other authorities impose power factor correction requirements for large electrical power systems and generators. This article will examine the application field and working principle of the LT1249IS8#PBF PFC circuit.
The LT1249IS8#PBF is a dual-channel synchronous PFC controller, designed to provide a comprehensive solution for almost all Power-Factor-Correction applications. It combines two independent, high-performance current-mode PFC controllers, a differential rectification bridge controller and a high-side MOSFET driver in a single IC package. This IC can support up to 500VDC of input voltage, and can be used in many power applications, such as solar power, battery management, industrial power supplies and renewable energy sources. Operating frequencies up to 500 kHz are supported, and the IC can regulate up to 250 Watts of power with ease. The LT1249IS8 also provides programmable protection functions such as thermal shutdown, current limit, DC output over-voltage protection and output over-temperature protection.
The LT1249IS8#PBF works by controlling the power flows of a DC or AC system. A typical PFC circuit uses a power switch, such as a MOSFET or IGBT, to regulate the voltage and current of the incoming power. The PFC IC then steps the input voltage and current to the desired levels, with a near-perfect power factor. This power factor is measured as a ratio of true power (measured in watts) to apparent power (measured in Volt-Amp or VA).
The LT1249IS8#PBF is used in a variety of applications. Industrial equipment often requires very high levels of control over power factors, especially in high-current applications. The device is also used in renewable energy sources such as solar and wind power, where the need for very efficient power factor control is often a priority. The IC can also be used in battery management systems, where it helps to ensure that the battery is charged and discharged in the most efficient way possible.
In summary, the LT1249IS8#PBF application field and working principle belong to the PMIC - PFC (Power Factor Correction) family. This IC is a dual-channel synchronous PFC controller, designed to provide comprehensive solutions for various power factor correction needs. The IC works by controlling the power flows of a DC or AC system, and is used in applications such as industrial equipment, renewable energy sources and battery management.
The specific data is subject to PDF, and the above content is for reference
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LT1236ACS8-10#PBF | Linear Techn... | 4.53 $ | 2081 | IC VREF SERIES/SHUNT 10V ... |
LT1236AIS8-10#PBF | Linear Techn... | -- | 665 | IC VREF SERIES/SHUNT 10V ... |
LT1236ACS8-5#PBF | Linear Techn... | -- | 1806 | IC VREF SERIES 5V 8SOICSe... |
LT1236AIS8-5#PBF | Linear Techn... | 7.28 $ | 1000 | IC VREF SERIES 5V 8SOICSe... |
LT1203CS8#TRPBF | Linear Techn... | 1.24 $ | 1000 | IC VIDEO MULTIPLEXER SPDT... |
LT1205CS#PBF | Linear Techn... | 1.91 $ | 1000 | IC VIDEO MULTIPLEXER SPDT... |
LT1205CS#TRPBF | Linear Techn... | 1.99 $ | 1000 | IC VIDEO MULTIPLEXER SPDT... |
LT1236CCS8-10#PBF | Linear Techn... | 3.19 $ | 517 | IC VREF SERIES/SHUNT 10V ... |
LT1236CIS8-5#PBF | Linear Techn... | 3.37 $ | 556 | IC VREF SERIES 5V 8SOICSe... |
LT1236ACN8-10#PBF | Linear Techn... | -- | 250 | IC VREF SERIES/SHUNT 10V ... |
LT1236CIS8-10#PBF | Linear Techn... | -- | 154 | IC VREF SERIES/SHUNT 10V ... |
LT1236ACN8-5#PBF | Linear Techn... | 5.5 $ | 246 | IC VREF SERIES 5V 8DIPSer... |
LT1236CCN8-10#PBF | Linear Techn... | 3.19 $ | 18 | IC VREF SERIES/SHUNT 10V ... |
LT1236AILS8-5#PBF | Linear Techn... | 7.83 $ | 14 | IC VREF SERIES 5V 8CLCCSe... |
LT1236BIS8-5#TRPBF | Linear Techn... | -- | 2500 | IC VREF SERIES 5V 8SOICSe... |
LT1236ACS8-10#TRPBF | Linear Techn... | 2.41 $ | 1000 | IC VREF SERIES/SHUNT 10V ... |
LT1236ACS8-5#TRPBF | Linear Techn... | 2.9 $ | 2500 | IC VREF SERIES 5V 8SOICSe... |
LT1236CCN8-5#PBF | Linear Techn... | 2.84 $ | 415 | IC VREF SERIES 5V 8DIPSer... |
LT1236BCS8-5#PBF | Linear Techn... | -- | 1 | IC VREF SERIES 5V 8SOICSe... |
LT1236BIS8-10#PBF | Linear Techn... | 4.17 $ | 1080 | IC VREF SERIES/SHUNT 10V ... |
LT1236BCN8-5#PBF | Linear Techn... | 1.63 $ | 1000 | IC VREF SERIES 5V 8DIPSer... |
LT1236BCS8-5#TRPBF | Linear Techn... | -- | 1000 | IC VREF SERIES 5V 8SOICSe... |
LT1236CIN8-5#PBF | Linear Techn... | 1.74 $ | 1000 | IC VREF SERIES 5V 8DIPSer... |
LT1236CCS8-10#TRPBF | Linear Techn... | 1.74 $ | 1000 | IC VREF SERIES/SHUNT 10V ... |
LT1236BCN8-10#PBF | Linear Techn... | -- | 1000 | IC VREF SERIES/SHUNT 10V ... |
LT1236CIS8-5#TRPBF | Linear Techn... | 1.8 $ | 1000 | IC VREF SERIES 5V 8SOICSe... |
LT1236BCS8-10#TRPBF | Linear Techn... | 1.87 $ | 1000 | IC VREF SERIES/SHUNT 10V ... |
LT1236BIN8-5#PBF | Linear Techn... | 1.87 $ | 1000 | IC VREF SERIES 5V 8DIPSer... |
LT1236CIN8-10#PBF | Linear Techn... | 2.02 $ | 1000 | IC VREF SERIES/SHUNT 10V ... |
LT1236CIS8-10#TRPBF | Linear Techn... | 2.09 $ | 1000 | IC VREF SERIES/SHUNT 10V ... |
LT1236BIN8-10#PBF | Linear Techn... | -- | 1000 | IC VREF SERIES/SHUNT 10V ... |
LT1236BIS8-10#TRPBF | Linear Techn... | 2.23 $ | 1000 | IC VREF SERIES/SHUNT 10V ... |
LT1236AIN8-10#PBF | Linear Techn... | 2.72 $ | 1000 | IC VREF SERIES/SHUNT 10V ... |
LT1236BILS8-5#PBF | Linear Techn... | 2.79 $ | 1000 | IC VREF SERIES 5V 8CLCCSe... |
LT1236AIS8-10#TRPBF | Linear Techn... | 2.86 $ | 1000 | IC VREF SERIES/SHUNT 10V ... |
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