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CR5243 - Chip-Rail

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CR5243 75mW Low Standby High Performance Current Mode PWM Switch

CR524X-41/43/44/49 75mW PWM  75mW     PSM  VDD    EMI     65kHz      DIP-8L、SOP-8L       CR524X PWM , 75mW, 。,CR524X 。 ,CR524X ,。, PWM()。, PFM( )。 PFM ,,。CR524X 。, 。, PSM()。 PSM ,,, 。,, EMI 。 , (90V~264V)。 CR524X ,(UVLO),VDD (OVP), ,(OTP),(OCP),(OLP),SENSE ,GATE ,。 V2.4 1/11 CR524.

Features

TD_PL OLP ZFB_IN (SENSE ) TSS TLEB LEB ZSENSE_IN TD_OC VTH_OC OCP VDD=15V FB=3V FB=3V 5 20 μA 1.3 mA 7.0 8.0 9.0 V 16 17 18 V 26 28.5 31 V 4.5 5.2 5.9 V 0.35 mA 0.8 3.6 V 54 ms 15.7 kohm 4 ms 270 ns 40 kohm 100 ns 0.72 0.75 0.78 V FOSC 60 65 70 kHz ∆FOSC/FOSC △F_TEMP △F_VDD VDD -4 4 % 5 % 5 % DMAX F_BURST Burst FB=3V, SENSE =0V 65 75 85 % 22 kHz MOSFET BVdss MOSFET VGS=0V, IDS=250μA 600 V RDS_ON VGS=10V, IDS=0.5A CR5241 DIP-8L CR5243 SOP-8L 9.0 9.0 ohm ohm V2.4 4/11 CR524X T_OTP 75mWPWM.

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