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Liteon OpticalSensor-html.html
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Optical Sensor

LITE-ON

 Technologies has evolved from just supplying traditional IR Discrete Emitter and Detector 

devices, to state of the art Infrared Data Association (IrDA) Transceivers and Sensor solutions.

ISD (Infrared Sensor Division) is part of LITE-ON OPTO group that offer products such as the IrDA 

solutions and optical sensor sensors.

IrDA transceivers are basically products which integrate both the IR emitter and detector into one 

package, to be used for fast wireless communications. For LITE-ON our main focus is to continue to be a 

leader in this field in offering state of the art SIR solutions with data rate of 115kbps. 

Besides the IrDA SIR solutions, ISD main core focus is in the development of optical sensors, such as the 

Ambient and Proximity sensor solutions and next generation sensors such as the UV, Gesture and RGB 

sensors, etc. to enable us to be a key sensor supplier in the evolving medical and IOT segments.

Sensing solutions have evolved through the years from discrete components for the industrial market, to 

fully integrated solutions for use in the mobile and consumer electronics sector.

Maximizing performance, while minimizing battery power consumption is a key requirement and LITE-ON 

Technology Digital Light Photo Sensor solutions are designed to meet the requirement of our current and 

emerging applications in the consumer electronics, industrial and mobile markets.

The diversity of LITE-ON’s infrared product offerings and Sensing solutions, allow them to be utilized 

in a varity of environments and gadgets, such as in office, home, financial, and entertainment based 

applications.

LITE-ON is transforming the Modern Lifestyle.

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3

Low Power SIR 115Kb/s Infrared Transceivers

Part No.

Description

Package Dimension  

(H x W x D) (mm)

Link 

Distance 

(M)

Idle 

Current 

(mA)

Shutdown 

Current 

(nA)

Receiver 

Latency 

(uS)

Sypply 

Voltage 

(V)

Front

Top

Front

(Shielded)

HSDL-3208

IrDA data compliant 

low power 115.2kbit/s 

infrared transceiver

1.60 x 7.00 x 2.80

0 to 0.3

0.1

1

70

2.7 to 3.6

#025

HSDL-3208

IrDA data compliant 

low power 115.2kbit/s 

infrared transceiver

1.80 x 7.40 x 2.90

0 to 0.3

0.1

1

70

2.7 to 3.6

#S25

SMD Bowl Type Infrared LED

Part No.

Description

Package 

Dimension  

(L x W x H) (mm)

Forward 

Voltage (V)

Viewing 

Angle

Radiant Intensity 

(mW/Sr)

Continuous 

Forward Current 

(max) mA

Wavelength 

(nm)

Device 

Type

LTE-C249

High Performance infrared 

emitter with low height

2.30 x 1.95 x 0.90

1.6V typ @

 

100mA

30

20-114 @

 

100mA

100

855

Bowl IR 

LED

LTE-C269

High Performance infrared 

emitter with low height

2.30 x 1.95 x 0.90

1.4V typ @

 

100mA

30

35-114 @

 

100mA

100

940

Bowl IR 

LED

Infrared (IR) is the most cost effective, proven technology to accomplish short-range and high speed wireless data transfer

LITE-ON offers state of 

the art SIR solutions in various form actor that help to ensure customers achieve maximum applications performance while realizing the benefits 

of faster time-to-market and reduced system cost.

This special package has an opaque base substrate to ensure zero emission from the sides and bottom which help to eliminate design problem 

relating to cross-talk. The SMD Reflective Bowl Type IR LED offers mobile phones designers the flexibility when pairing with Proximity Sensor 

given its narrow viewing angle without lens, high radient intensity, eliminate cross-talk and in minature package at a height of 0.9mm

IrDA

SMD Bowl Type Infrared LED

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4

Sensing solutions have evolved through the years from discrete components for the industrial market, to fully integrated solutions for use in 

the mobile and consumer electronics sector. Digital Ambient Light and Digital Proximity Sensor is designed to detect the bright & dim digital 

light conditions to control display and / or keypad backlighting. This will help to reduce eye strain for comfortable vision, increase lamp life 

and minimizing power consumption which are designing to meet the requirements of our current and emerging applications in the consumer 

electronics, industrial and mobile markets.

Optical Sensing solutions have continued to mature and innovate into integrating new features on top of traditional 3-in-1 sensor. Gesture 

sensor has enable smartphones users to experience a must personalize response by a waving of hand on the surface of the touch panel. RGB 

sensor is now able to sense more intelligently the environment light as well as color temperature. This information of color sensor has enable 

various applications that requires color compensation towards environment light. Besides that, UV sensors have emerged to be relatively useful 

for wearable applications. By determining the UVI of the environment, wearable devices can be "smarter" to inform and feedback necessary 

precautions towards the end user.

Digital Ambient Light and Digital Proximity Sensor

New Feature add-on to Optical Sensor

Digital  Light Sensor

Part No.

Description

Package 

Type

Package 

Dimension

(L x W x H) (mm)

Pin-Out

Operating 

Temp

 

(°C)

Supply 

Voltage (V)

Interface

Interrupt 

Persist

DLS Full Scale 

ADC Count

Light 

Range

LTR-329ALS

Digital Light Sensor

ChipLED 

4 pins

2.00 x 2.00 x 0.70

VDD, GND, 

SDA, SCL

-30 to +70

2.4 to 3.6

I2C fast mode 

(400kbit/s)

No

16-bit ADC 

(linear)

0.01 lux 

to

64k lux

LTR-303ALS

Digital Light Sensor

ChipLED 

6 pins

2.00 x 2.00 x 0.70

VDD, NC, 

GND, SCL, 

INT, SDA

-30 to +70

2.4 to 3.6

I2C fast mode 

(400kbit/s)

Yes

16-bit ADC 

(linear)

0.01 lux 

to

64k lux

LTR-308ALS

Very Low Power 

Consumption 

Digital Light Sensor

ChipLED 

6 pins

2.00 x 2.00 x 0.70

VDD, NC, 

GND, SCL, 

INT, SDA

-40 to +85

1.7 to 3.6

I2C fast mode 

(400kbit/s)

Yes

Up to 20-bit ADC 

(linear)

0.01 lux 

to

157k lux

RGB Color Sensor

Part No.

Description

Package 

Type

Package 

Dimension

(L x W x H) (mm)

Pin-Out

Operating 

Temp (°C)

Supply 

Voltage 

(V)

Interface

Interrupt 

Persist

DLS Full 

Scale ADC 

Count

Light 

Range

PS Full 

Scale ADC 

Count

Detection 

Range

(mm)

LTR-380RGB

RGB Sensor 

+ Digital 

Light Sensor

ChipLED 

6 pins

2.00 x 2.00 x 0.70

VDD, NC, 

GND, SCL, 

INT, SDA

-40

to +85

1.7

to 3.6

I2C fast 

mode 

(400kbit/s)

Yes

Up to 

20-bit ADC 

(linear)

0.01 lux 

to

157k lux

N.A.

N.A.

Integrated RGB Color Sensor

Part No.

Description

Package 

Type

Package 

Dimension 

(L x W x H) (mm)

Pin-Out

Operating 

Temp (°C)

Supply 

Voltage 

(V)

Interface

Interrupt 

Persist

DLS Full 

Scale 

ADC 

Count

Light 

Range

PS Full 

Scale 

ADC 

Count

Detection 

Range

(mm)

LTR-580RGB

RGB Sensor 

+ Digital 

Light Sensor 

+ Proximity 

Sensor

+ IR LED

ChipLED 

8 pins

3.94 x 2.36 x 1.35

SDA,INT,

LDR,LEDK,

LEDA,GND,

SCL,VDD

-40

to +85

1.7

to 3.6

I2C fast 

mode 

(400kbit/s)

Yes

Up to

20-bit 

ADC 

(linear)

0.01 lux 

to

157k lux

8 to

11-bit 

ADC

(linear)

0-100

LTR-588RGB

RGB Sensor 

+ Digital 

Light Sensor 

+ Proximity 

Sensor

+ IR LED 

(small window)

ChipLED 

8 pins

3.94 x 2.36 x 1.35

SDA,INT,

LDR,LEDK,

LEDA,GND,

SCL,VDD

-40

to +85

1.7

to 3.6

I2C fast 

mode 

(400kbit/s)

Yes

Up to

20-bit 

ADC 

(linear)

0.01 lux 

to

157k lux

8 to

11-bit 

ADC

(linear)

0-100

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5

UV Sensor

Part No.

Description

Package 

Type

Package Dimension 

(L x W x H) (mm)

Pin-Out

Operating 

Temp

 

(°C)

Supply 

Voltage 

(V)

Interface

Interrupt 

& Persist

DLS / UV 

Full Scale 

ADC 

Count

Light 

Range

UV 

Sensitivity 

(Count/

UVI)

PS Full 

Scale 

ADC 

Count

Detection 

Range 

(mm)

LTR-390UV

UV Sensor 

+ Digital Light 

Sensor

ChipLED 

6 pins

2.00 x 2.00 x 0.70

VDD, NC, 

GND, 

SCL, INT, 

SDA

-40 

to +85

1.7 

to 3.6

I2C fast 

mode 

(400kbit/s)

Yes

Up to 

20-bit 

ADC 

(linear)

0.01 lux 

to 

157k lux

1400

N.A.

N.A.

Integrated UV Sensor

Part No.

Description

Package 

Type

Package Dimension 

(L x W x H) (mm)

Pin-Out

Operating 

Temp

 

(°C)

Supply 

Voltage 

(V)

Interface

Interrupt 

& Persist

DLS / UV 

Full Scale 

ADC 

Count

Light 

Range

UV 

Sensitivity 

(Count/

UVI)

PS Full 

Scale 

ADC 

Count

Detection 

Range 

(mm)

LTR-590UV

UV Sensor  

+ Digital 

Light Sensor 

+ Proximity 

Sensor 

+ IR LED

ChipLED 

8 pins

3.94 x 2.36 x 1.35

SDA,INT, 

LDR,LEDK, 

LEDA,GND, 

SCL,VDD

-40

to +85

1.7

to 3.6

I2C fast 

mode 

(400kbit/s)

Yes

Up to 

20-bit 

ADC 

(linear)

0.01 lux 

to

157k lux

2300

Up to 

11-bit 

ADC 

(linear)

0-100

Digital Proximity Sensor

Part No.

Description

Package 

Type

Package 

Dimension  

(L x W x H) (mm)

Pin-Out

Operating 

Temp

 

(°C)

Supply 

Voltage 

(V)

Interface

Interrupt 

Persist

PS Full Scale 

ADC Count

Detection 

Range 

(mm)

LTR-659PS

Digital Proximity 

Sensor+ IR LED

ChipLED 

8 pins

3.94 x 2.36 x 1.35

SDA,INT, 

LDR,LEDK, 

LEDA,GND, 

SCL,VDD

-30 to +70

2.4 to 3.6

I2C fast mode 

(400kbit/s)

Yes

11-bit ADC 

(linear)

0-100

LTR-676PS

Digital Proximity 

Sensor+ IR LED 

(Small Window)

ChipLED 

8 pins

3.94 x 2.36 x 1.50

SDA,INT, 

LDR,LEDK, 

LEDA,GND, 

SCL,VDD

-40 to +85

1.7 to 3.6

I2C fast mode 

(400kbit/s)

Yes

Up to 11-bit ADC 

(linear)

0-100

LTR-706PS

Digital Proximity 

Sensor+ VCSEL 

(Small Window)

ChipLED 

8 pins

3.94 x 2.36 x 1.35

SDA,INT, 

LDR,LEDK, 

LEDA,GND, 

SCL,VDD

-30 to +70

2.7 to 3.6

I2C fast mode 

(400kbit/s)

Yes

11-bit ADC 

(linear)

0-100

Heart Rate Monitoring Sensor

Part No.

Description

Package 

Type

Package Dimension  

(L x W x H) (mm)

No of Pins

Operating 

Temp (°C)

Supply 

Voltage (V)

Supply 

Current (mA), 

Typ @25Hz

Standby 

Current 

(uA), Typ

Interface

Emitter 

Sensitivity

LTR-800HR

AFE Integrated Optical 

HRM Sensor

FPC 

connector

18.50 x 15.00 x 2.90

12

-20 to +85

3.0 to 3.6

0.76

5

I2C fast mode 

(400kbit/s)

Green 

(525nm)

LTR-801SHR

AFE + Accelerometer 

Integrated Optical HRM 

Sensor (Slim Package)

FPC 

connector

17.40 x 12.70 x 2.90

12

-20 to +85

3.0 to 3.6

0.76

5

I2C fast mode 

(400kbit/s)

Green 

(525nm)

LTR-806HR

AFE Integrated Optical 

HRM Sensor

SMT

8.0 x 2.6 x 1.50

6

-20 to +85

3.0 to 3.6

0.95

5

I2C fast mode 

(400kbit/s)

Green 

(525nm)

LTR-810HR

Fully Integrated Analog 

Optical HRM Sensor 

with 4 Emitters

SMT

5.88 x 2.36 x 0.95

12

-20 to +85

1.5 to 5.5

N.A.

N.A.

Analog Output

Green 

(525nm)

LTR-811HR

Fully Integrated Analog 

Optical HRM Sensor 

with 2 Emitters

SMT

9.20 x 4.40 x 1.10

8

-20 to +85

1.5 to 5.5

N.A.

N.A.

Analog Output

Green 

(525nm)

LTR-820HR

Ultra Small Chipled 

Package Optical HRM 

Sensor

SMT

3.96 x 2.36 x 1.35

8

-40 to +85

1.7 to 3.6

N.A.

N.A.

I2C fast mode 

(400kbit/s)

IR 

(940nm)

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2-in-1 Integrated Sensor

Part No.

Description

Package 

Type

Package Dimension  

(L x W x H) (mm)

Pin-Out

Operating 

Temp

 

(°C)

Supply 

Voltage 

(V)

Interface

Interrupt 

& Persist

DLS Full 

Scale 

ADC 

Count

Light 

Range

PS Full Scale 

ADC Count

Detection 

Range 

(mm)

LTR-507ALS

(2-in-1) 

Digital Light Sensor 

+ Long Distance 

Proximity Sensor 

+ LED Driver

ChipLED 

8 pins

2.65 x 2.00 x 1.30

VDD, AGND, 

LED GND, 

SEL, LDR, 

INT, SCL, SDA

-40

to +85

2.4

to 3.6

I2C fast 

mode 

(400kbit/s)

Yes

Up to 

20-bit 

ADC 

(linear)

0.01 lux 

to 64k lux

11-bit ADC 

(linear)

0-500

3-in-1 Integrated Sensor

Part No.

Description

Package 

Type

Package Dimension  

(L x W x H) (mm)

Pin-Out

Operating 

Temp

 

(°C)

Supply 

Voltage 

(V)

Interface

Interrupt 

& Persist

DLS Full 

Scale 

ADC 

Count

Light 

Range

PS Full Scale 

ADC Count

Detection 

Range

(mm)

LTR-559ALS

(3-in-1)  

Digital Light Sensor 

+Proximity Sensor 

+IR LED

ChipLED 

8 pins

3.94 x 2.36 x 1.35

SDA,INT,

LDR,LEDK,

LEDA,GND,

SCL,VDD

-30

to +70

2.4

to 3.6

I2C fast 

mode 

(400kbit/s)

Yes

16-bit 

ADC 

(linear)

0.01 lux 

to

64k lux

11-bit ADC

(linear)

0-100

LTR-578ALS

(3-in-1, 

Small Window, 

FOV = +/-40deg) 

Digital Light Sensor 

+Proximity Sensor 

+IR LED

ChipLED 

8 pins

3.94 x 2.36 x 1.35

SDA,INT,

LDR,LEDK,

LEDA,GND,

SCL,VDD

-40

to +85

1.7

to 3.6

I2C fast 

mode 

(400kbit/s)

Yes

Up to 

20-bit 

ADC 

(linear)

0.01 lux 

to

157k lux

Up to

11-bit ADC

(linear)

0-100

LTR-579ALS

(3-in-1, 

Small Window, 

FOV = +/-24deg) 

Digital Light Sensor 

+Proximity Sensor 

+IR LED

ChipLED 

8 pins

3.94 x 2.36 x 1.50

SDA,INT, 

LDR,LEDK, 

LEDA,GND, 

SCL,VDD

-40

to +85

1.7

to 3.6

I2C fast 

mode 

(400kbit/s)

Yes

Up to 

20-bit 

ADC 

(linear)

0.01 lux 

to

157k lux

Up to

11-bit ADC

(linear)

0-100

LTR-778ALS

(3-in-1,

 Small Window, 

FOV = +/-36deg) 

Digital Light Sensor

+Proximity Sensor

+VCSEL

ChipLED 

8 pins

3.94 x 2.36 x 1.35

SDA,INT,

NC,En-B,

LEDA,GND,

SCL,VDD

-30

to +70

2.7

to 3.6

I2C fast 

mode 

(400kbit/s)

Yes

16-bit 

ADC 

(linear)

0.01 lux 

to

64k lux

11-bit ADC

(linear)

0-100

4-in-1 Integrated Sensor

Part No.

Description

Package 

Type

Package Dimension  

(L x W x H) (mm)

Pin-Out

Operating 

Temp

 

(°C)

Supply 

Voltage 

(V)

Interface

Interrupt 

& Persist

DLS Full 

Scale 

ADC 

Count

Light 

Range

PS Full Scale 

ADC Count

Detection 

Range

(mm)

LTR-580RGB

RGB Sensor 

+ Digital Light 

Sensor

+ Proximity Sensor 

+ IR LED

ChipLED 

8 pins

3.94 x 2.36 x 1.35

SDA,INT,

LDR,LEDK,

LEDA,GND,

SCL,VDD

-40

to +85

1.7

to 3.6

I2C fast 

mode 

(400kbit/s)

Yes

Up to 

20-bit 

ADC 

(linear)

0.01 lux 

to

157k lux

Up to

11-bit ADC

(linear)

0-100

LTR-588RGB

RGB Sensor

+ Digital Light 

Sensor

+ Proximity Sensor 

+ IR LED 

(Small Window)

ChipLED 

8 pins

3.94 x 2.36 x 1.35

SDA,INT,

LDR,LEDK,

LEDA,GND,

SCL,VDD

-40

to +85

1.7

to 3.6

I2C fast 

mode 

(400kbit/s)

Yes

Up to 

20-bit 

ADC 

(linear)

0.01 lux 

to

157k lux

Up to

11-bit ADC

(linear)

0-100

LTR-590UV

UV Sensor

+ Digital Light 

Sensor

+ Proximity Sensor 

+ IR LED

ChipLED 

8 pins

3.94 x 2.36 x 1.35

SDA,INT,

LDR,LEDK,

LEDA,GND,

SCL,VDD

-40

to +85

1.7

to 3.6

I2C fast 

mode 

(400kbit/s)

Yes

Up to 

20-bit 

ADC 

(linear)

0.01 lux 

to

157k lux

Up to

11-bit ADC

(linear)

0-100

Gesture Integrated Sensor

Part No.

Description

Package 

Type

Package Dimension  

(L x W x H) (mm)

Pin-Out

Operating 

Temp (°C)

Supply 

Voltage 

(V)

Interface

Interrupt 

& Persist

DLS Full 

Scale 

ADC 

Count

Light 

Range

PS & GS Full Scale 

ADC Count

Detection 

Range 

(mm)

LTR-91400

Gesture Sensor 

+ Digital Light 

Sensor

+ Proximity 

Sensor

+ IR LED

ChipLED 

8 pins

3.94 x 2.36 x 1.35

SDA,INT,

LDR,LEDK,

LEDA,GND,

SCL,VDD

-30

to +70

2.4

to 3.6

I2C fast 

mode 

(400kbit/s)

Yes

16-bit 

ADC 

(linear)

0.01 lux 

to

64k lux

PS: 11-bit ADC(linear) 

GS: 8-bit ADC (linear)

50 (typ)

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