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Revision 1.5

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AS1358 / AS1359

Datasheet - Pin Assignm ents

4 Pin Assignments

Figure 2. Pin Assignments (Top View)

4.1 Pin Descriptions

Table 2. Pin Descriptions

Pin Number

Pin Name

Description

1IN

Unregulated Input Supply.

2GND

Ground. Provides the electrical connection to system ground and also serves as a heat sink.

Connect pin GND to the system ground using a large pad or ground plane.

3

SHDNN

Shutdown. Pull this pin low to disable the LDO.

4

BYPASS

Noise Bypass for Low-Noise Operation. Connect a 10nF capacitor from this pin to OUT.

Note: This pin is shorted to GND in shutdown mode.

5OUT

Regulated Output Voltage. Bypass this pin with a capacitor to GND.

3

SHDNN

2

GND

1

IN

4 BYPASS

5OUT

TSOT23 5-pin

AS1358 /

AS1359