Found 3 alternatives for NCP331SNT1G by onsemi. Pmic Power Distribution Switches Load Drivers — SOT-23-6 Thin, TSOT-23-6.
IC PWR SWITCH P-CHAN 1:1 6TSOP
IC PWR SWTCH N/P-CHAN 1:1 TSOT26
12V, 0.4A TO 5A, CURRENT LIMIT S