KSD-I5A001-000

1

S1117AQ/S1117-xxQ

Adjustable and Fixed Voltage Regulator

Descriptions

The S1117 series of positive adjustable and fixed regulators are designed to provide 1A with high efficiency.

All internal circuitry is designed to operate down to 1.3V input to output differential. On-chip trimming adjusts

reference voltage to 2%.

Features

• Adjustable or fixed output

• Output current of 1A

• Low dropout, 1.3V maximum at 1A output current

• Thermal shutdown protection

Ordering Information

Type NO.

Marking

Package Code

S1117AQ/S1117xxQ

S1117 ٱ

ٱ Q / S1117

ٱ

ٱٱ Q

SOT-223

□□:Voltage Code (Aj : 1.25V, 15:1.5V,:18: 1.8V, 25:2.5V, 33:3.3V, 50:5.0V)

□□□:Voltage Code (285:2.85V)

S

PIN Connections

1. GND / Adj.

2,4 Output

3. Input

BLOCK DIAGRAM