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S-19212B30H-V5T2U Datasheet, PDF (2/58 Pages) Seiko Instruments Inc – CMOS VOLTAGE REGULATOR
FOR AUTOMOTIVE 105°C OPERATION HIGH-WITHSTAND VOLTAGE LOW DROPOUT CMOS VOLTAGE REGULATOR
S-19212B/DxxH Series
Rev.3.0_00
 Block Diagram
*1
VIN
Overcurrent protection
circuit
Thermal shutdown circuit
VOUT
ON / OFF
*2
+
ON / OFF circuit
−
Reference
voltage circuit
*1
VSS
*1. Parasitic diode
*2. The ON / OFF circuit controls the internal circuit and the output transistor.
Figure 1
2