TSOP772..W, TSOP774..W

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Vishay Semiconductors

Datasheet Values Refer to PCN-OPT-1224-2022

Rev. 2.2, 19-Aug-2022

4

Document Number: 82466

THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT

ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000

Fig. 3 - Output Function

Fig. 4 - Output Pulse Diagram

Fig. 5 - Frequency Dependence of Responsivity

Fig. 6 - Sensitivity in Bright Ambient

Fig. 7 - Sensitivity vs. Supply Voltage Disturbances

Fig. 8 - Max. Envelope Duty Cycle vs. Burst Length

E e

t

VO

VOH

VOL

t

600 µs

600 µs

t = 60 ms

t on

t off

94 8134

Optical Test Signal

Output Signal, (see Fig. 4)

10

100

1000

10000

0

0.1

0.2

0.3

0.4

0.5

0.6

0.7

0.8

0.1

1

10

100

1000

10 000

Axis Title

E

e - Irradiance (mW/m

2)

t

on

t

off

λ= 950nm,

optical test signal, Fig. 3

0.0

0.2

0.4

0.6

0.8

1.0

1.2

0.7

0.9

1.1

1.3

f/f0 - Relative Frequency

16925

f = f

0 ± 5 %

Δf(3 dB) = f

0/10

10

100

1000

10000

0

1

2

3

4

0.01

0.1

1

10

100

Axis Title

E

e - Ambient DC Irradiance (W/m

2)

Correlation with ambient light sources:

10 W/m2 = 1.4 klx (std. ilum. A, T = 2855 K)

10 W/m2 = 8.2 klx (daylight, T = 5900 K)

Wavelength of ambient

illumination: λ = 950 nm

10

100

1000

10000

0.3

0.4

0.5

0.6

0.7

0.8

110

100

1000

Axis Title

∆V

S RMS - AC Voltage on DC Supply Voltage (mV)

f = 100 Hz

f = 10 kHz

f = 30 kHz

f = f

0

10

100

1000

10000

0

0.1

0.2

0.3

0.4

0.5

0.6

0.7

0.8

0.9

1.0

0

20406080

100

120

140

Axis Title

Burst Length (Number of Cycles/Burst)

AGC 4

f = 38 kHz, E

e = 2 mW/m

2

AGC 2