TSOP4838 Vishay, TSOP4838 Datasheet - Page 3

• Manufacturer Part Number: TSOP4838
• Description: Infrared Receivers 4.5-5.5V 38kHz
• Manufacturer: Vishay

Specifications of TSOP4838

• Carrier Frequency: 38 KHz
• Supply Current: 0.85 mA
• Beam Angle: 45 deg
• Data Transmission Rate: 800 bits/s
• Mounting Style: Through Hole
• Transmission Distance: 45 m
• Viewing Angle: 45 deg
• Output Current: 5 mA
• Operating Voltage: 2.7 V to 5.5 V
• Power Dissipation: 10 mW
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 25 C
• Transmission Range: 45m
• Directivity: 45°
• Supply Voltage Range: 2.7V To 5.5V
• Opto Case Style: Through Hole
• Operating Temperature Range: -25°C To +85°C
• Svhc: No SVHC
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

Typical Characteristics
Document Number 82090
Rev. 11, 23-Jun-03
VISHAY
V
V
V
E
O
OH
OL
V
V
V
e
16908
E
O
OH
OL
e
Optical Test Signal
(IR diode TSAL6200, I
Output Signal
Figure 2. Pulse Length and Sensitivity in Dark Ambient
t
d
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0.0
1 )
Optical Test Signal
Output Signal, ( see Fig.4 )
0.1
600 ms
* t
pi
1 )
2 )
w 10/fo is recommended for optimal function
7/f
t
1.0
pi
0
–5/f
< t
T
E
Figure 1. Output Function
on
Figure 3. Output Function
optical test signal, fig.1
T = 60 ms
e
0
d
t
Output Pulse
t
– Irradiance ( mW/m
Input Burst Duration
po
pi
< t
10.0
< 15/f
F
2 )
*
po
= 0.4 A, 30 pulses, f = f
l = 950 nm,
T
< t
0
100.0 1000.010000.0
pi
+6/f
0
600 ms
(T
T
2
off
)
amb
0
, T = 10 ms)
= 25 °C unless otherwise specified)
94 8134
16110
t
t
t
t
16909
16925
16911
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0.0
1.2
1.0
0.8
0.6
0.4
0.2
0.0
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0.0
Figure 5. Frequency Dependence of Responsivity
0.1
0.01
0.7
Figure 6. Sensitivity in Bright Ambient
10W/m
Correlation with ambient light sources:
10W/m
E – Ambient DC Irradiance (W/m
1.0
Figure 4. Output Pulse Diagram
Ambient, l = 950 nm
0.10
E
2
f/f
^1.4klx (Std.illum.A,T=2855K)
optical test signal, fig.3
e
2
^8.2klx (Daylight,T=5900K)
– Irradiance ( mW/m
0
10.0
0.9
Df ( 3dB ) = f
– Relative Frequency
l = 950 nm,
f = f
Toff
Ton
1.00
Vishay Semiconductors
100.0 1000.010000.0
0
"5%
0
1.1
/10
10.00
2
)
TSOP48..
2
)
100.00
1.3
www.vishay.com
3