4

Figure 3. Block diagram of ADNS-7550 integrated molded lead-frame DIP sensor

Regulatory Requirements

when assembled into a mouse with shielded cable

and following

PixArt recommendations.

assembled into a mouse with shielded cable and

following

PixArt recommendations.

assembled into a mouse with shielded cable and

following

PixArt recommendations.

to avoid discharge up to 15kV when assembled into a

mouse according to usage instructions above.

Figure 4. 2D Assembly drawing of ADNS-7550 sensor coupled with the ADNS-6150 lens, PCB and base plate (top and cross-sectional view)

Oscillator

LASER Drive

MISO

MOTION

MOSI

LASER_NEN

VCSEL+VE

XYLASER

VCSEL-VE

DGND

VDDIO

GND

VDD5

RefA

Image Array

DSP

VCSEL

Laser Mouse Sensor

SCLK

NCS

RefB

DETAIL A

Top of PCB to Surface

7.40

0.291

Lens reference plane to Tracking surface (Z)

2.40

0.094

PCB thickness

1.60

0.063

Gap between PCB and base plate

3.40

0.134

Top of sensor to surface

9.05

0.356

Die to Surface

7.83

0.308

DETAIL A

Sensor Hole

Guide Post A

VCSEL Hole

Lens

Sensor

PCB

Base Plate Foot

Base Plate

Navigation Surface

B

B

Guide post A

Guide post B

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PixArt Imaging Inc.

PixArt Imaging Inc.

ADNS-7550 Integrated Molded Lead-Frame DIP Sensor