MD1423N
MD1423N is DC-DC Converter Power IC manufactured by Shindengen.
DC-DC Converter Power IC
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˓ೖྗిѹൣғ ʙ 7 ˓ग़ྗిѹൣғ ʙ 7ʢ֎෦߅ʹΑΓҙʹઃఆՄೳʣ ˓࠷େग़ྗిྲྀ " ˓ൃৼप L ʙ L)[ʢ֎෦߅ʹΑΓઃఆՄೳʣ
˓)JHITJEF.04'&5ɺಉظྲྀ༻.04'&5ଂ ˓ϦϞʔτίϯτϩʔϧ0/0''ػೳଂ ˓աిྲྀอػޢೳଂ ˓աอػޢೳଂ
˞N/Cɿ7,10,15,17,22,24,29,31
R/C ʢL.Activeʣ
Vref 28
ON /OFF Control
6 Vcc Vboot 8
UVLO Start=7.2V Stop=6.7V
BOOT Vref= 6.5V
VB 25
High Side Vref=VOUT+ 5.8V
VGH 23
VDD 18ʙ21
Bandgap Reference 5.0Vʶ5% Error Amp
2.45V
32 amp-
30 amp OUT
100ˆ 150ˆ
High/Low MOS OFF
High Side Driver
PWM p
3V 1V
Q RS
CLM Vth= 0.1ʙ0.2V
Dead Time Control
Low Side Vref = 6.5V
Low Side Driver
VOUT 11ʙ14
P.GND 16
27 OSC
1 S/S
4,26
OCL- OCL+...
