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FAN5645MPX 数据表(PDF) 8 Page - Fairchild Semiconductor |
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FAN5645MPX 数据表(HTML) 8 Page - Fairchild Semiconductor |
8 / 10 page © 2006 Fairchild Semiconductor Corporation www.fairchildsemi.com FAN5645 • Rev. 1.0.0 8 Typical Performance Characteristics Unless otherwise noted, VIN = VEN = 3.6V, TA = 25°C, white LED with Vf = 3.3V at ILED = 20mA. -40°C +85°C +25°C 19.80 19.85 19.90 19.95 20.00 20.05 20.10 20.15 20.20 2.5 3.0 3.5 4.0 4.5 5.0 5.5 VIN(V) Vf=2.1V 0 5 10 15 20 25 0 0.010.020.030.040.050.060.070.080.090.10 VIN(V)-VOUT(V) -40°C +85°C +25°C Figure 9. Line Regulation Figure 10. LED Current vs. Headroom Voltage 0 2 4 6 8 10 12 14 16 18 20 22 10 100 1000 RSET(k ) 385 390 395 400 405 410 415 420 425 430 0 2 4 6 8 10 12 14 16 18 20 LED Current (mA) -40°C +85°C +25°C Figure 11. LED Current vs. RSET Resistance Figure 12. Current Mirror Ratio vs. Output Current Horizontal Scale: 20µs/div. VIN=3.0V ILED(AC), 0.1mA/div. on top of 20mA VIN=3.7V Vf=2.5V Horizontal Scale: 500µs/div. ILED=0mA VCTRL=1.2V ILED=20mA VCTRL=0.4V Figure 13. Line Transient Response Figure 14. Active Modes Delay |
类似零件编号 - FAN5645MPX |
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类似说明 - FAN5645MPX |
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