TSOP4838ST1 Vishay, TSOP4838ST1 Datasheet - Page 3

• Manufacturer Part Number: TSOP4838ST1
• Manufacturer: Vishay

Specifications of TSOP4838ST1

• Operating Supply Voltage (typ): 3.3/5V
• Operating Supply Voltage (min): 2.7V
• Operating Supply Voltage (max): 5.5V
• Mounting: Through Hole
• Pin Count: 3
• Operating Temperature Classification: Commercial
• Lead Free Status / RoHS Status: Compliant

Document Number: 82090
Rev. 2.6, 20-Aug-10
21392
V
V
V
16925
E
O
OH
OL
e
Fig. 5 - Frequency Dependence of Responsivity
1.2
1.0
0.8
0.6
0.4
0.2
0.0
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
Optical Test Signal
Output Signal, (see fig. 4)
0.1
0.7
600 µs
Fig. 4 - Output Pulse Diagram
1
Fig. 3 - Output Function
E
Optical Test Signal, Fig. 3
t
f/f
on
e
t = 60 ms
0
- Irradiance (mW/m
0.9
10
- Relative Frequency
λ = 950 nm,
Δ f(3 dB) = f
f = f
10
0
± 5 %
2
0
/10
10
600 µs
1.1
3
t
2
off
)
T
10
T
on
IR Receiver Modules for Remote
off
4
10
1.3
94 8134
5
t
t
Control Systems
21394_1
21393_1
20747
Fig. 7 - Sensitivity vs. Supply Voltage Disturbances
Fig. 8 - Sensitivity vs. Electric Field Disturbances
500
450
400
350
300
250
200
150
100
0.7
0.6
0.5
0.4
0.3
0.2
0.1
50
4.5
3.5
2.5
1.5
0.5
ΔVs
0
0
5
4
3
2
1
0
0.01
1
0
Fig. 6 - Sensitivity in Bright Ambient
RMS
Correlation with Ambient Light Sources:
10 W/m
10 W/m
Wavelength of Ambient
Illumination: λ = 950 nm
E
e
- AC Voltage on DC Supply Voltage (mV)
500
- Ambient DC Irradiance (W/m
2
2
0.1
f - EMI Frequency (MHz)
= 1.4 kLx (Std. illum. A, T = 2855 K)
= 8.2.kLx (Daylight, T = 5900 K)
TSOP48.., TSOP44..
Vishay Semiconductors
1000
10
f = 10 kHz
f = 20 kHz
1500
1
f = 30 kHz
100
2000
f = f
f = 100 Hz
10
0
2500
2
)
www.vishay.com
1000
3000
100
3