epc111/112

Connection Diagrams

Top View

NC

OUTN

PD

GND

VDD

NC

LED

VDD33

OUTH

VDD18

3

2

1

10

5

4

7

6

8

9

PIN Connections QFN16-VEED-

1VN4

LST

15.12.2010

Page 1

File: Unbenannt

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PIN Connections QFN16-VEED-

1VN4

LST

Top View

1

2

3

4

PD

GND

LED

NC

NC_GND

NC_GND

NC_GND

NC_GND

10-Pin Chip Scale Package (CSP)

16-Pin QFN Package

10-Pin

CSP

16-Pin

QFN

Pin Name Type

Description

1

9

VDD

Power Supply

Positive power supply. To be connect to VDD33.

2

7

GND

Power Supply

Negative power supply pin.

3

6

PD

Analog Input

Photo diode input.

4

4

NC

Do not connect this pin. Internally terminated.

5

2

OUTH

Digital Out

Load depending

Light reserve detected - see Figure 6.

Threshold level around 50% above the threshold of the filtered signal level.

Open drain output

6

1

OUTN

Digital Output

Light pulses detected by the photo diode - see Functional Description

Amplified and filtered signal

Open drain output

7

15

NC

Do not connect this pin. Internally terminated.

8

14

LED

Digital Out

Output to LED driver

9

12

VDD33

Power Supply

Positive power supply. To be connected to VDD.

10

10

VDD18

Decoupling

Pin for external filter/decoupling of the internal 1.8V supply: 4.7nF ceramic type

Not for supply of external circuits

n/a

3, 5, 8,

11, 13,

16

NC_GND

Not connected. Connect this pins to GND (Guarding).

© 2011 ESPROS Photonics Corporation

Characteristics subject to change without notice

4

Datasheet epc111_112 - V2.2

www.espros.ch