Optical Sensor

Proximity Sensor (PS)

Proximity sensor is widely used in the smartphone and wearable device. It is used to turn-off the smartphone display to avoid the error display touch once user proximity detected or is used to enable/disable the TWS device operation when wear detection.

PART NO.	TYPE	ALS BITS	PS BITS	INTERRUPT	VDD(V)	PACKAGE SIZE (MM)	PINS	MP DATE
STK3013	PS (LED)	-	16	Y	1.7~3.6	4.0x2.0x1.1	8	Ready
STK3031	PS (LED)	-	16	Y	1.7~3.0	5.0x1.5x1.0	8	Ready
W2000	PS (LD)	16	16	Y	1.7~3.0	2.84x1.44x0.65	8	Ready
W2101	N/F PS(LD)	X	16	Y	1.7~2.0	2x1x0.5	6	Ready

Ambient Light Sensor(ALS)

Ambient light sensor can detect the intensity of environment ambient light and this information is used to adjust the smartphone display brightness to enhance the reading comfort.

Ambient Light Sensor

PART NO.	TYPE	ALS BITS	PS BITS	INTERRUPT	VDD(V)	PACKAGE SIZE (MM)	PINS	MP DATE
STK31EX0	ALS	12/16	N/A	N/A	1.7~2.0	1.1645x1.1645x0.206	4	Ready

Color Sensor

Color sensor can detect not only the intensity of environment ambient light and also the color information of the environment. This information is used to adjust the smartphone display color temperature or can be used to assist the camera white balance.

PART NO.	TYPE	ALS BITS	PS BITS	INTERRUPT	VDD(V)	PACKAGE SIZE (MM)	PINS	MP DATE
STK3638	PS+RGB (LD)	16	16	Y	1.7~3.0	2.84x1.44x0.65	8	Ready
STK376x0	PS+RGB(w/o IR LED/LD)	16	16	Y	1.7~2.0	2.5x2.0x0.5	12	Ready
STK36Cx1	PS+RGB(w/ IR LED)	16	16	Y	1.7~2.0	4.2x1.5x1.0	8	Ready

Flicker Detection Sensor

Flicker detection sensor can detect the flicker frequency of the ambient light and is used to assist the camera to eliminate the flicker effect.

PART NO.	TYPE	ALS BITS	PS BITS	INTERRUPT	VDD(V)	PACKAGE SIZE (MM)	PINS	MP DATE
STK376x0	PS+RGB+Flicker	16	16	Y	1.7~2.0	2.5x2.0x0.5	12	Ready
STK316x0	ALS+Flicker	16	N/A	Y	1.7~2.0	2.5x2.0x0.5	12	Ready
STK318x0	ALS+Flicker	16	N/A	Y	1.7~2.0	2.0x1.0x0.5	6	Ready
STK318x7	ALS+Flicker	16	N/A	Y	1.7~2.0	2.0x1.0x0.35	6	Ready
STK318x2	ALS+Flicker	16	N/A	Y	1.7~2.0	2.0x1.0x0.5	6	Ready

Proximity with Ambient Light Sensor (PS+ALS)

Proximity with Ambient Light Sensor (Visible)

PART NO.	TYPE	ALS BITS	PS BITS	INTERRUPT	VDD(V)	PACKAGE SIZE (MM)	PINS	MP DATE
STK3210-9	PS+ALS(w/o IR LED)	16	16	Y	1.7~3.6	2.35x1.80x1.00	6	Ready
STK3311-X	PS+ALS	16	16	Y	1.7~3.6	3.94x2.36x1.35	8	Ready
STK3420	PS+Gesture(4D)+ALS	16	16	Y	2.4~3.6	3.94x2.36x1.35	8	Ready
STK3321	PS+ALS (φ2.2 mm, LED)	16	16	Y	1.7~3.6	3.94x2.36x1.35	8	Ready
STK3321-35A	PS+ALS (φ2.2 mm, LED)	16	16	Y	1.7~3.6	4.94x3.36x3.5	8	Ready
STK3321-39A	PS+ALS (φ2.2 mm, LED)	16	16	Y	1.7~3.6	4.94x3.36x3.9	8	Ready

Proximity with Ambient Light Sensor (Under display & Slit type)

PART NO.	TYPE	ALS BITS	PS BITS	INTERRUPT	VDD(V)	PACKAGE SIZE (MM)	PINS	MP DATE
STK3331	PS+ALS (Full Screen, LED)	16	16	Y	1.7~3.0	5.00x1.50x1.00	8	Ready
STK3332	PS+ALS (Full Screen, LED)	16	16	Y	1.7~3.0	4.00x1.50x1.00	8	Ready
STK3337-X	PS+ALS (Full Screen, LED)	16	16	Y	1.7~3.0	4.00x1.50x1.00	8	Ready
STK335X2	PS+ALS (Full Screen, LED)	16	16	Y	1.7~2.0	4.00x1.50x1.00	8	Ready
STK3338	PS+ALS (LD)	16	16	Y	1.7~3.0	2.84x1.44x0.65	8	Ready
V2000	PS+ALS(w/o IR LED)	16	16	Y	1.7~3.0	2.15x1.40x0.60	6	Ready
STK3235	PS+ALS(w/o IR LED)	16	16	Y	1.7~3.0	2.15x1.40x0.60	6	Ready
STK325X2	PS+ALS(w/o IR LED)	16	16	Y	1.7~2.0	2.15x1.40x0.60	6	Ready
STK326X0	PS+ALS (Full Screen, LED)	16	16	Y	1.7~2.0	2.50x2.00x0.50	12	Ready
STK337X5/337X7	PS+ALS (Full Screen, 1300nm LED)	16	16	Y	1.7~2.0	6.00x3.20x1.20	10	Ready
STK339X0	PS+ALS (Full Screen, LD *2)	16	16	Y	1.7~2.0	5.50x2.40x1.00	10	Ready
STK339X1	PS+ALS (Full Screen, LD *4)	16	16	Y	1.7~2.0	5.50x2.40x1.00	10	Ready
STK339X7	PS+ALS (Full Screen, LD *1)	16	16	Y	1.7~2.0	5.00x2.20x1.00	10	Ready
STK33CX1	PS+ALS (w/ IR LED)	16	16	Y	1.7~2.0	4.20x1.50x1.00	8	Ready
STK33BX2	PS+ALS (LD)	16	16	Y	1.7~2.0	2.00x1.00x0.50	6	Ready