Does the S-19212 Series require an external current limiting resistor for the ON/OFF pin? Power Management IcsLinear Regulators (LDO Regulators) Automotive Related products: S-19212B/DxxA Series S-19212B/DxxH Series Updated on Sep. 26, 2025 The S-19212 Series does not require an external current limiting resistor. Inquiry form Back to FAQ list