TL494BDR2
- Mfr.Part #
- TL494BDR2
- Manufacturer
- onsemi
- Package / Case
- 16-SOIC (0.154, 3.90mm Width)
- Datasheet
- Download
- Description
- IC REG CTRLR BCK/PSH-PULL 16SOIC
- Stock
- 10,500
- In Stock :
- 10,500
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- Manufacturer :
- onsemi
- Product Category :
- DC DC Switching Controllers
- Clock Sync :
- No
- Control Features :
- Dead Time Control, Frequency Control
- Height :
- 1.5mm
- Mount :
- Surface Mount
- Base Part Number :
- TL494
- Control Technique :
- PULSE WIDTH MODULATION
- Output Configuration :
- Positive
- Width :
- 4mm
- Terminal Finish :
- Tin (Sn)
- Lead Free :
- Lead Free
- Control Mode :
- VOLTAGE-MODE
- Pbfree Code :
- yes
- Packaging :
- Tape and Reel (TR)
- Synchronous Rectifier :
- yes
- Frequency :
- 40kHz
- Series :
- SWITCHMODE™
- Input Voltage-Nom :
- 15V
- Number of Pins :
- 16
- JESD-609 Code :
- e3
- Input Voltage (Max) :
- 40V
- Max Duty Cycle :
- 48 %
- Number of Terminations :
- 16
- Output Current :
- 500mA
- Input Voltage (Min) :
- 7V
- Package / Case :
- 16-SOIC (0.154, 3.90mm Width)
- Terminal Form :
- Gull wing
- Mounting Type :
- Surface Mount
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Fall Time (Typ) :
- 40 ns
- Length :
- 10mm
- Rise Time :
- 100ns
- Frequency - Switching :
- 200kHz
- ECCN Code :
- EAR99
- Topology :
- Buck, Push-Pull
- Number of Outputs :
- 2
- Factory Lead Time :
- 8 Weeks
- Terminal Position :
- Dual
- Peak Reflow Temperature (Cel) :
- 260
- Operating Supply Voltage :
- 15V
- Max Supply Current :
- 15mA
- Analog IC - Other Type :
- SWITCHING CONTROLLER
- Output Type :
- Transistor Driver
- Voltage - Supply (Vcc/Vdd) :
- 7V~40V
- RoHS Status :
- ROHS3 Compliant
- Operating Temperature :
- -40°C~125°C TJ
- Output Phases :
- 1
- Published :
- 2005
- Function :
- Step-Down, Step-Up/Step-Down
- Time@Peak Reflow Temperature-Max (s) :
- 40
- Lifecycle Status :
- ACTIVE (Last Updated: 1 day ago)
- Datasheets
- TL494BDR2
TL494BDR2 Documents

DC DC Switching Controllers onsemi TL494BDR2 Overview
The onsemi TL494BDR2 is a versatile and robust integrated circuit specially designed for the accurate control of DC to DC switching power supplies. With its precision fixed-frequency pulse width modulation (PWM) control circuit, this regulator controller can be used in a variety of buck, boost, and push-pull topologies. This attention to detail ensures consistency across operations, a critical factor for B2B customers seeking reliable, high-quality components for their volume production needs. Its 16SOIC package allows for compact PCB designs, which is paramount in modern electronic devices where space is at a premium. Further enhancing its adaptability, the onsemi TL494BDR2 is engineered to meet the rigorous standards of a wide array of power supply applications, reflecting a commitment to versatility and performance in the DC DC Switching Controllers category.
TL494BDR2 Features
- Fixed-Frequency PWM Control
- Versatile Operation Modes (Buck, Boost, Push-Pull)
- Double Pulse Suppression
- High Current Totem Pole Outputs
- Wide Operating Range
- 16SOIC Packaging for Compact Design
TL494BDR2 Applications
- Power Supplies: Utilized in the control circuitry of both isolated and non-isolated power supply designs, ensuring stable and efficient power delivery.
- DC-DC Converters: Integral in step-up and step-down converters for achieving desired voltage levels in various electronic devices.
- Battery Chargers: Key component in managing the charge process, providing consistent charging and enhancing battery life.
- LED Lighting: Helps control the power topology achieving consistent and flicker-free illumination in LED applications.
- Consumer Electronics: Found in the power regulation systems within consumer electronics, adding to both the reliability and efficiency of devices.
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