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W-6237TD-3 数据表(PDF) 6 Page - Copal Electronics |
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W-6237TD-3 数据表(HTML) 6 Page - Copal Electronics |
6 / 13 page W-6237 6 TYPICAL CHARACTERISTICS (VIN = 3.6 V, CIN = 4.7 F, COUT = 0.22 F, L = 33 H with 8 LEDs at 20 mA, TAMB = 25 C, unless otherwise specified.) Figure 10. LED Current vs. Input Voltage (8 LEDs) Figure 11. LED Current Regulation (20 mA) ) V ( E G A T L O V T U P N I ) V ( E G A T L O V T U P N I 5.0 4.5 4.0 3.5 3.0 2.5 0 5 10 15 20 25 30 35 4.8 4.5 4.2 3.9 3.6 3.3 3.0 1.0 0.5 0 0.5 1.0 Figure 12. 8 LED Efficiency vs. Load Current Figure 13. 8 LED Efficiency vs. Input Voltage ) V ( E G A T L O V T U P N I ) A m ( T N E R R U C D E L 30 25 20 15 10 5 65 70 75 80 85 90 5.0 4.5 4.0 3.5 3.0 65 70 75 80 85 90 Figure 14. 7 LED Efficiency vs. Load Current Figure 15. 6 LED Efficiency vs. Load Current ) A m ( T N E R R U C D E L ) A m ( T N E R R U C D E L 30 25 20 15 10 5 65 70 75 80 85 90 30 25 20 15 10 5 65 70 75 80 85 90 RFB = 10 RFB = 15 RFB = 20 VIN = 4.2 V VIN = 3.6 V 8 LEDs VOUT ~ 27 V at 20 mA L = 33 H 15 mA 20 mA 8 LEDs VOUT ~ 27 V at 20 mA L = 33 H 7 LEDs VOUT ~ 23 V at 20 mA L = 33 H VIN = 4.2 V VIN = 3.6 V 6 LEDs VOUT ~ 20 V at 20 mA L = 33 H VIN = 4.2 V VIN = 3.6 V |
类似零件编号 - W-6237TD-3 |
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类似说明 - W-6237TD-3 |
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