LT1249CS8#PBF
- Mfr.Part #
- LT1249CS8#PBF
- Manufacturer
- Analog Devices, Inc.
- Package / Case
- 8-SOIC (0.154, 3.90mm Width)
- Datasheet
- Download
- Description
- IC PFC CTR AV CURR 100KHZ 8SOIC
- Stock
- 385
- In Stock :
- 385
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- Manufacturer :
- Analog Devices, Inc.
- Product Category :
- PFC (Power Factor Correction)
- Voltage - Supply :
- 15.5V~27V
- RoHS Status :
- ROHS3 Compliant
- Height Seated (Max) :
- 1.75mm
- Lifecycle Status :
- Production (Last Updated: 3 weeks ago)
- Surface Mount :
- yes
- Max Output Voltage :
- 17.5V
- Max Output Current :
- 500mA
- Package / Case :
- 8-SOIC (0.154, 3.90mm Width)
- Terminal Finish :
- Matte Tin (Sn)
- Operating Temperature :
- 0°C~100°C
- Terminal Position :
- Dual
- Terminal Form :
- Gull wing
- Frequency - Switching :
- 100kHz
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Current - Startup :
- 250μA
- Pin Count :
- 8
- Base Part Number :
- LT1249
- REACH SVHC :
- No SVHC
- Packaging :
- Tube
- Number of Pins :
- 8
- Output Voltage :
- 5V
- Analog IC - Other Type :
- POWER FACTOR CONTROLLER
- Number of Outputs :
- 3
- Length :
- 4.9mm
- Control Technique :
- PULSE WIDTH MODULATION
- Terminal Pitch :
- 1.27mm
- Mounting Type :
- Surface Mount
- JESD-609 Code :
- e3
- ECCN Code :
- EAR99
- Radiation Hardening :
- No
- Max Input Voltage :
- 25V
- Mode :
- Average Current
- Number of Terminations :
- 8
- Supply Current-Max (Isup) :
- 12mA
- Lead Free :
- Lead Free
- Switcher Configuration :
- Single
- Operating Supply Current :
- 9mA
- Termination :
- SMD/SMT
- Peak Reflow Temperature (Cel) :
- 260
- Time@Peak Reflow Temperature-Max (s) :
- 30
- Published :
- 2001
- Factory Lead Time :
- 8 Weeks
- Frequency :
- 125kHz
- Number of Functions :
- 1
- Datasheets
- LT1249CS8#PBF

PFC Analog Devices, Inc. LT1249CS8#PBF Overview
The LT1249CS8#PBF by Analog Devices, Inc. is a state-of-the-art Power Factor Correction (PFC) controller designed for demanding applications that require high efficiency and reliability. This advanced IC operates at a frequency of 100kHz and comes packaged in an 8-SOIC format, making it ideal for compact designs. The device is engineered to enhance power factor correction by using average current mode for more precise control in various power supply configurations. The high-frequency operation reduces the size of passive components, leading to smaller and more cost-effective designs. The PFC Analog Devices, Inc. LT1249CS8#PBF is an essential component for developers looking to improve the energy efficiency and performance of their power management systems.
LT1249CS8#PBF Features
This IC boasts several key features that make it particularly valuable in power management systems:
- Average current mode control for accurate and stable PFC.
- High switching frequency of 100kHz, which allows for smaller component size and faster response times.
- Built-in features such as under-voltage lockout, over-voltage protection, and programmable soft-start functionality to enhance system reliability and safety.
- Low shutdown current and high power density, optimizing energy consumption and efficiency in end applications.
LT1249CS8#PBF Applications
- AC-DC Power Supplies: Enhances the power factor and reduces total harmonic distortion, leading to improved energy efficiency in consumer and industrial power systems.
- LED Lighting Systems: Utilizes precise current control to improve the power quality and efficiency of lighting drivers and systems.
- Telecommunications Equipment: Ensures stable and efficient power supply under varying load conditions, crucial for telecom infrastructures.
- Flat Panel Display Devices: Optimizes power usage and improves operational efficiency and reliability in displays.
- Portable Power Devices: Helps in developing compact, energy-efficient power solutions critical for portable and battery-operated devices.
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