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LP8866S-Q1 Datasheet(PDF) 63 Page - Texas Instruments |
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LP8866S-Q1 Datasheet(HTML) 63 Page - Texas Instruments |
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63 / 82 page  8.2.2.1 Design Requirements This typical LED-driver application is designed to meet the parameters listed in Table 8-4: Table 8-4. LP8866S-Q1 Minimal Solution Design Parameters DESIGN PARAMETER VALUE VIN voltage range 3 V to 20 V (Quiescent Voltage) VDD voltage 5 V LED strings configuration 6 strings, 7 LEDs in series Charge pump Disabled Brightness control PWM Output configuration OUT1 to OUT6 are in phase shift mode (60°) LED string current 120 mA Boost frequency 400 kHz Inductor 22 µH at 6.5-A saturation current RISENSE 20 mΩ Power-line FET Enabled RSENSE 30 mΩ Input/Output capacitors CIN and COUT: 3 × 10-µF ceramic Spread spectrum Enabled Discharge function Enabled 8.2.2.2 Detailed Design Procedure See Detailed Design Procedure. 8.2.2.3 Application Curves See Application Curves. www.ti.com LP8866S-Q1 SNVSBD1A – AUGUST 2020 – REVISED FEBRUARY 2021 Copyright © 2021 Texas Instruments Incorporated Submit Document Feedback 63 Product Folder Links: LP8866S-Q1 |
Similar Part No. - LP8866S-Q1_V01 |
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Similar Description - LP8866S-Q1_V01 |
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