TSOP4838 Vishay, TSOP4838 Datasheet - Page 3
![Infrared Receivers 4.5-5.5V 38kHz](/photos/22/61/226174/4472390_sml.jpg)
TSOP4838
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
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
TSOP4838
Manufacturer:
VISHAY/威世
Quantity:
20 000
Company:
Part Number:
TSOP4838LL1
Manufacturer:
WYC
Quantity:
23 470
Company:
Part Number:
TSOP4838SB1
Manufacturer:
VIS
Quantity:
1 353
Company:
Part Number:
TSOP4838SB1
Manufacturer:
ESIC
Quantity:
30 000
Company:
Part Number:
TSOP4838SJ1
Manufacturer:
FS
Quantity:
984
Company:
Part Number:
TSOP4838UH1
Manufacturer:
EPCOS
Quantity:
1 000
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