MD3221N Datasheet - Shindengen Electric

MD3221N DC-DC Converter Power IC

DC-DC Converter Power IC f=300kHz LC=OFF ON Vcc 6 Vref 2 Vboot VB VGH 7 24 23 R/C (L.Active) ON 1 ON /OFF CONTROL Vref S/S 32 BANDGAP REFERENCE 1.26V 1% UVLO THERMAL SHUTDOWN Vcc SRQ LATCH LATCH QRS CURRENT LIMIT1 18 21 VDD VOUT 11 14 ampOUT 28 ERROR -AMP 29 amp- PWM-COMP OCL- OSC CURRENT LIMIT2 SRQ LATCH Vref CURRENT LIMIT3 VOUT GND 4,26 3 31 30 25 27 OSC ampIN Vref 2.5V/3.3V OCL+ OCL- 5 LC INVL SRQ LATCH 8 P.GND1 9 16 VGL P.GND2 N/C : 10,15,17,22 Vi GND Vo GND .

MD3221N_ShindengenElectric.pdf