FAN5099MTCX(2006) 查看數據表（PDF） - Fairchild Semiconductor

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FAN5099MTCX
(Rev.:2006)

Wide Frequency Synchronous Buck PWM & LDO Controller

Fairchild Semiconductor 

Typical Performance Characteristics (Continued)

VIN=12V, Vdd=5V, VOUT=1.5V, Vldo=1.2V, Iload=5A, Ildo=2A, Fosc = 300kHz, unless otherwise noted.

Ch1: VOUT; Ch2:VOUT_LDO; Ch3: SS

Figure 9. PWM/LDO Power Up

Ch1: VOUT; Ch2: SS; Ch3: EN

Figure 12. Enable On (IPWM = 5A)

Ch1: VOUT; Ch2: VOUT_LDO; Ch3: SS

Figure 10. PWM/LDO Power Down

Ch1: VOUT; Ch2: SS; Ch3: EN

Figure 13. Enable Off (IPWM = 5A)

Ch1: EN; Ch2: SS; Ch3: VOUT; Ch4: IL, 25A/div

Figure 11. Auto Restart

© 2006 Fairchild Semiconductor Corporation

FAN5099 Rev. 1.1.3

Figure 14. PWM Line Regulation

www.fairchildsemi.com

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