(China (Mainland))
Product Summary
The TPS61040DBVR is a high-frequency boost converter dedicated for small to medium LCD bias supply and white LED backlight supplies. The device is ideal to generate output voltages up to 28 V from aInternal Switch Currentdual cell NiMH/NiCd or a single cell Li-Ion battery. The part can also be used to generate standard 3.3-V/5-V to 12-V power conversions. The applications of the TPS61040DBVR include LCD Bias Supply, White-LED Supply for LCD Backlights, Digital Still Camera, PDAs, Organizers, and Handheld PCs, Cellular Phones, Internet Audio Player, Standard 3.3-V/5-V to 12-V Conversion.
Parametrics
TPS61040DBVR absolute maximum ratings: (1)Supply voltages on pin VIN: -0.3 V to 7 V; (2)Voltages on pins EN, FB: -0.3 V to VIN + 0.3 V; (3)Switch voltage on pin SW: 30 V; (4)Continuous power dissipation: See Dissipation Rating Table; (5)TJ, Operating junction temperature: -40℃ to 150℃; (6)Tstg, Storage temperature: -65℃ to 150℃; (7)Lead temperature (soldering 10 seconds): 260℃.
Features
TPS61040DBVR features: (1)1.8-V to 6-V Input Voltage Range; (2)Adjustable Output Voltage Range up to 28 V; (3)400-mA (TPS61040) and 250-mA (TPS61041) Internal Switch Current; (4)Up to 1-MHz Switching Frequency; (5)28-μA Typical No-Load Quiescent Current; (6)1-μA Typical Shutdown Current; (7)Internal Soft Start; (8)Available in SOT23-5 and 2 × 2 × 0.8-mm SON Packages.
Diagrams
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 TPS61040DBVR |
Texas Instruments |
LED Lighting Drivers 28-V 400-mA Switch Boost Converter |
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TPS61040DBVRG4 |
Texas Instruments |
LED Lighting Drivers 28-V 400-mA Switch Boost Converter |
Data Sheet |
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