RICHTEK RT9169-18GX IC, LDO, FIXED, 1.8V, 0.1A, SOT-89-4
100mA, 4µA Quiescent Current CMOS LDO Regulator, SOT23-3L
IC REG LINEAR 1.8V 100MA SOT23-3
IC REG LINEAR 1.5V 100MA SOT89-3