MD1333N

DC-DC Converter Power IC N/C 7,10,15,17,22,24,29,31 R/C (L.Active) 5 ON Vref 28 ON /OFF Control 6 Vcc Vboot 8 UVLO Start=7.2V Stop=6.7V BOOT Vref= 6.5V VB 25 HighSide Vref=VOUT+ 5.8V VGH 23 VDD 18 21 Bandgap Reference 5.0V 5% Error Amp 2.45V 32 amp- 30 ampOUT TSD 100 150 High/Low MOS OFF HighSide Driver PWM Comp OSC 3V 1V Q RS CLM Vth= 0.1 0.2V Dead Time Control LowSide Vref = 6.5V LowSide Driver VOUT 11 14 P.GND 16 27 OSC 1 S/S 23 4,26 9 OCL- OCL+ GND VGL Vi GND Vo GND 5.3V 1 32 SHINDENGEN MD1333N P 2 3 4 31 30 29 1 S/S 11 14 VOUT 2 OCL- 16 P.GND 5 6 7 28 27 26 3 4, 26 OCL+ GND 18 21 23 VDD VGH 8 9 10 25 24 23 5 R/C 25 VB 6 VCC 27 OSC 11 12 13 14 22 21 20 19 7, 10, 15, 17, 22, 24, 29, 31 8 N/C Vboot 28 Vref 30 ampOUT 15 16 18 17 9 VGL 32 amp- Specifications www.shindengen.co.jp/product/semi/ U095-6 29 DC-DC Converter Power IC MOSFET ave peak OCL ,OCL / 1 56 39mm2 1mm 2 V V I I V V PD Ta-ope Tstg Tj ja jc 87.1% 32 32 5 6 5.5 5.5 82.1% 2.5 30 85 40 150 150 50 20 Ta=25 V V A A V V W /W /W Ta= 10 85 Ta= 30 10 3 4 5 5.3V High side MOSFET Di Low side MOSFET Di IC OFF ON OFF BOOT 1 f=100kHz 2 f=300kHz 3 f=500kHz SoftStart ErrorAmp Tj 30 125 Vi 8 30 Vi 8.5 30 V 2.5 12 frq 100 500 V V V kHz Tj=100 V I R V V I R V V V V I I V V I Vboot Vref frq frq frq Vth I Vamp T I =1mA, V =0V V =32V, V =0V I =1.2A, V =4.5V I =1.2A, V =0V I =1mA, V =0V V =32V, V =0V I =1.2A, V =4.5V I =1.2A, V =0V V =8 30V, f=300kHz...