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データシートサーチシステム |
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データシートサーチシステム |
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LTM4607 データシート(PDF) 23 Page - Linear Technology |
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LTM4607 データシート(HTML) 23 Page - Linear Technology |
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23 / 32 page  LTM8042/LTM8042-1 23 80421fa APPLICATIONS INFORMATION Table 4. LTM8042-1 Recommended Values and Configuration for Boost (TA = 25°C) VIN RANGE (BSTIN/ BKLED–)VCC CIN (BSTIN/BKLED– TO GND) COUT (BSTOUT/BKIN TO GND) LED STRING VOLTAGE (LED+ TO GND) LED STRING CURRENT RCTL RT (OPTI- MAL) f (OPTI- MAL) RT (MIN) f (MAX) 1V to 3.3V 3V to 30V 1μF 0805 X7R 10V 1μF 0805 X7R 10V 4V to 6V 35mA 1.27k 86.6k 250k 69.8k 300k 1.2V to 5V 3V to 30V 1μF 0805 X7R 10V 1μF 0805 X7R 10V 6V to 9V 35mA 1.27k 76.8k 275k 61.9k 330k 1.6V to 6V 3V to 30V 1μF 0805 X7R 10V 1μF 0805 X7R 16V 8V to 12V 35mA 1.27k 69.8k 300k 57.6k 350k 2.2V to 9.2V 3V to 30V 1μF 0805 X7R 10V 1μF 0805 X7R 16V 12V to 16V 35mA 1.27k 48.7k 400k 37.4k 500k 2.7V to 10V 3V to 30V 1μF 0805 X7R 16V 1μF 0805 X7R 25V 15V to 21V 35mA 1.27k 37.4k 500k 30.1k 600k 3V to 12.8V Connect to BSTIN/BKLED– 1μF 0805 X7R 16V 1μF 0805 X7R 25V 18V to 24V 35mA 1.27k 33.2k 550k 27.4k 650k 3.7V to 14.7V Connect to BSTIN/BKLED– 1μF 0805 X7R 16V 1μF 0805 X7R 50V 24V to 32V 35mA 1.27k 33.2k 550k 27.4k 650k 1.1V to 3.8V 3V to 30V 1μF 0805 X7R 10V 2.2μF 1206 X7R 10V 4V to 6V 100mA 3.40k 86.6k 250k 37.4k 500k 1.5V to 5.6V 3V to 30V 1μF 0805 X7R 16V 2.2μF 1206 X7R 10V 6V to 9V 100mA 3.40k 76.8k 275k 37.4k 500k 2.4V to 7.1V 3V to 30V 2.2μF 1206 X7R 10V 2.2μF 1206 X7R 16V 8V to 12V 100mA 3.40k 69.8k 300k 37.4k 500k 3.1V to 10.4V Connect to BSTIN/BKLED– 2.2μF 1206 X7R 16V 2.2μF 1206 X7R 16V 12V to 16V 100mA 3.40k 48.7k 400k 30.1k 600k 4V to 12V Connect to BSTIN/BKLED– 2.2μF 1206 X7R 16V 2.2μF 1206 X7R 25V 15V to 21V 100mA 3.40k 37.4k 500k 30.1k 600k 4.9V to 14.9V Connect to BSTIN/BKLED– 1μF 0805 X7R 16V 2.2μF 1206 X7R 25V 18V to 24V 100mA 3.40k 30.1k 600k 24.9k 700k 6.1V to 18.8V Connect to BSTIN/BKLED– 1μF 0805 X7R 25V 2.2μF 1206 X7R 50V 24V to 32V 100mA 3.40k 24.9k 700k 21.0k 800k 2.4V to 3.8V 3V to 30V 1μF 0805 X7R 10V 4.7μF 0805 X7R 10V 4V to 6V 350mA 19.6k 27.4k 650k 16.9k 950k 2.8V to 5.3V 3V to 30V 1μF 0805 X7R 10V 2.2μF 1206 X7R 10V 6V to 9V 350mA 19.6k 27.4k 650k 16.9k 950k 3.2V to 7V Connect to BSTIN/BKLED– 1μF 0805 X7R 10V 2.2μF 1206 X7R 16V 8V to 12V 350mA 19.6k 27.4k 650k 16.9k 950k 4.1V to 10V Connect to BSTIN/BKLED– 1μF 1206 X7R 10V 2.2μF 1206 X7R 16V 12V to 16V 350mA 19.6k 19.6k 850k 15.8k 1M 4.8V to 12.3V Connect to BSTIN/BKLED– 1μF 1206 X7R 16V 2.2μF 1206 X7R 25V 15V to 21V 350mA 19.6k 18.2k 900k 12.4k 1.2M 5.8V to 15V Connect to BSTIN/BKLED– 1μF 1206 X7R 16V 2.2μF 1206 X7R 25V 18V to 24V 350mA 19.6k 16.9k 950k 14.0k 1.1M 8.5V to 20.8V Connect to BSTIN/BKLED– 2.2μF 1206 X7R 25V 2.2μF 1206 X7R 50V 24V to 32V 350mA 19.6k 16.9k 950k 14.0k 1.1M |
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