Texas Instruments, 1.24 → 32 V Linear Voltage Regulator, 5A, 1-Channel, Adjustable, 2.4% 2-Pin, TO-3 LM338K
Texas Instruments, 1.24 → 32 V Linear Voltage Regulator, 5A, 1-Channel, Adjustable, 2.4% 2-Pin, TO-3 LM338K, Mounting Type: Through Hole, Polarity: Positive, MPN: LM338K STEEL/NOPB