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IC1501 RESET IC-DETAIL BLOCK DIAGRAM

IC1510 TU +5V SWITCHING REGULATOR IC-DETAIL BLOCK DIAGRAM
VIN VOUT

IC7401 PS +11.6V SWITCHING REGULATOR IC-DETAIL BLOCK DIAGRAM

4

5
VIN
1

IC ON H
2 3

5

OUT VCC + Vref GND 2 3 GND

4
IC 3 ON/OFF GND 2 ADJ 1

VOUT
4

SENSE GND 5

IC1506 DR +5V SWITCHING REGULATOR IC-DETAIL BLOCK DIAGRAM
2 VIN VOUT 4

IC1520 ANA +5V SWITCHING REGULATOR IC-DETAIL BLOCK DIAGRAM
5 VOUT 1 VIN

IC7402,IC7403 BOOSTER +5V SWITCHING REGULATOR, PS +5V SWITCHING REGULATOR IC-DETAIL BLOCK DIAGRAM
5 VOUT 1 VIN

IC

IC H :ON 3 NR 4 GND 2 3 H :ON

ON: H 1 ON/OFF REG.

SENSE

5

NR 4

GND 2

DRIVE

AMP

PROTECTION

VREF

GND 3

IC1508 SWITCHING IC IC-DETAIL BLOCK DIAGRAM
8 CS LEVEL SHIFT 7 EXT 6 GND RESET 5 0.8V + FB

IC1521 ANA +3.3V SWITCHING REGULATOR IC-DETAIL BLOCK DIAGRAM
8 VIN 7 NC 6 NC 5 CONT

CONTROL LOGIC

DRIVER CURRENT LIMITTER

BIAS THERMAL SHUTDOWN

CNT. COMP - +- + V5 UVLOcomp + VIN 1 VREF 2 V5/PWON 3 VREF/SS 4 CC

REFERENCE VOUT 1 NC 2 CN 3 4 GND

IC1501 Detail Block Diagram IC1506 Detail Block Diagram IC1508 Detail Block Diagram IC1510 Detail Block Diagram IC1520 Detail Block Diagram IC1521 Detail Block Diagram IC7401 Detail Block Diagram IC7402 Detail Block Diagram IC7403 Detail Block Diagram DMR-EH57EC/EP/EE,EH575EG IC-Detail Block Diagram