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Número de pieza

componentes Descripción

Fabricante

AS1103

Low-Dropout LED Drivers

austriamicrosystems AG 

AS1101/AS1102/AS1103/AS1104

Data Sheet - Pinout

4 Pinout

Pin Assignments

Figure 2. Pin Assignments – (Top View)

CTRL 1

I1/I2 2

AS1101

6 ON

5 I3/I4

CTRL 1

I2 2

AS1102

6 ON

5 I3

N/C 3

4 GND

I1 3

4 GND

CTRL 1

I2 2

AS1103

6 I3

5 I4

I1 3

4 GND

6-Pin SC70

ON 1

I3 2

I4 3

GND 4

AS1104

8 N/C

7 CTRL

6 I2

5 I1

8-Pin MSOP

Pin Descriptions

Table 1. Pin Descriptions

Pin Number

Pin Name

CTRL

I1

I2

(see Figure 2)

I3

I4

GND

ON

Description

Sets LED current; connect to external resistor.

Connect to cathode of LED.

Connect to cathode of LED.

Connect to cathode of LED.

Connect to cathode of LED.

Ground

Device Enable Input.

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Revision 1.5

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