TSOP345(2013) View Datasheet(PDF) - Vishay Semiconductors
Part Name
Description
Manufacturer
TSOP345 Datasheet PDF : 7 Pages
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TSOP321.., TSOP323.., TSOP325.., TSOP341.., TSOP343.., TSOP345..
www.vishay.com
Vishay Semiconductors
Optical Test Signal
Ee
600 µs
t = 60 ms
600 µs
Output Signal, (see fig. 4)
VO
VOH
VOL
t on
t off
Fig. 3 - Output Function
t
94 8134
t
0.8
Ton
0.7
0.6
0.5
T
off
0.4
0.3
0.2
λ = 950 nm,
0.1 Optical Test Signal, Fig. 3
0
0.1
1
10
100 1000
20744
Ee - Irradiance (mW/m²)
10 000
Fig. 4 - Output Pulse Diagram
1.2
1.0
0.8
0.6
0.4
0.2
0.0
0.7
16925
f = f0 ± 5 %
Δ f(3 dB) = f0/10
0.9
1.1
1.3
f/f0 - Relative Frequency
Fig. 5 - Frequency Dependence of Responsivity
4
Correlation with Ambient Light Sources:
3.5 10 W/m² = 1.4 klx (Std. illum. A, T = 2855 K)
10 W/m² = 8.2 klx (Daylight, T = 5900 K)
3
2.5
Wavelength of Ambient
Illumination: λ = 950 nm
2
1.5
1
0.5
0
0.01
20745
0.1
1
10
100
Ee - Ambient DC Irradiance (W/m²)
Fig. 6 - Sensitivity in Bright Ambient
3.0
2.5
2.0
f = f0
f = 30 kHz
1.5
f = 10 kHz
f = 100 Hz
1.0
0.5
0
1
10
100
1000
ΔVS RMS - AC Voltage on DC Supply Voltage (mV)
Fig. 7 - Sensitivity vs. Supply Voltage Disturbances
1.0
f = 38 kHz,
0.9
Ee = 2 mW/m²
0.8
0.7
0.6
TSOP341..
0.5
TSOP321..
0.4
0.3
0.2
TSOP343.., TSOP323..
0.1
0
0
TSOP345.., TSOP325..
20 40 60 80 100 120
22180-8 Burst Length (Number of Cycles/Burst)
Fig. 8 - Maximum Envelope Duty Cycle vs. Burst Length
Rev. 1.2, 18-Sep-13
3
Document Number: 82490
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
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