■ Features

• Compact surface-mount package (SOP8)

• Output current: 1 A

• Low circuit current at output OFF: Iq(OFF) ≤ 1 µA (VC = 0 V)

• Low dropout voltage: VDIF≤0.8 V (at IO = 1 A) VDIF ≤1.2 V (IO = 1 A) for SI-3018LSA

• 4 types of output voltages (1.8 V, 2.5 V, 3.3 V, 5.0 V) available

• Output ON/OFF control terminal voltage compatible with LS-TTL

• Built-in foldback-type-overcurrent and thermal protection circuits

■ Applications

• Auxiliary power supplies for PC

• Battery-driven electronic equipment