Semiconductor
SRM-351VF
Remocon Preamp
Features
•
Photo detector and preamplifier in one package
•
Enhanced immunity against all kinds of disturbance light
•
High performance photo diode and built-in I.C
•
High speed response and output
•
Low power consumption and easy use
•
Light detecting portion of remote control
•
TVs, VCRs, Audio equipments, CATV Set Top boxes, Multi-media equipments
Application
Outline Dimensions
unit :
mm
PIN Connections
1. Gnd
2. Vcc(+5V)
3. Output
KMM-1012-000
1
SRM-351VF
Absolute maximum ratings
Characteristic
Supply Voltage
Power Dissipation
Operating Temperature
Storage Temperature
*
1
Soldering Temperature
Symbol
V
CC
P
D
T
opr
T
stg
T
sol
Ratings
6.0
0.27
-10 ~ 60
-20 ~ 75
260℃ within 5 seconds
Unit
V
W
℃
℃
*1.Keep the distance more than 2.0mm from PCB to the bottom of package
Electrical Characteristics
Parameter
Supply Voltage
Current Consumption
Resonance Frequency
Peak sensitivity wavelength
H level output voltage
L level output voltage
H level pules width
L level pules width
Arrival distance
Output form
(Ta=25°C)
Symbol
V
cc
I
CC
f
C
λ
P
V
OH
V
OL
T
wh
T
wl
Test Condition
-
#1
-
-
Min.
4.5
0.3
-
-
4.5
-
500
500
Typ.
5.0
-
38
980
5.0
0.2
-
-
20
15
10
Max.
5.5
1.5
-
-
-
0.4
700
700
-
-
-
Unit
V
mA
KHz
nm
V
V
us
us
m
#2
±
0
˚
L
#2,3,4
±
30
˚
±
45
˚
-
-
-
Active low
KMM-1012-000
2
Characteristic Diagrams
Fig. 1 Relative Spectral Sensitivity - Wavelength
S(λ) - Relative Spectral Sensitivity
SRM-351VF
Fig. 2 drel-Relative Transmission Distance
Directivity tsop
Fig. 3 System Gain - Frequency
Supply Voltage Vcc[V]
Input Current [A]
Wavelength [nm]
drel-Relative Transmission Distance
Directivity tsop
Fig. 3 System Gain - Frequency
System Gain [dB]
Frequency [Hz]
KMM-1012-000
3
# 1. No input signal.
SRM-351VF
# 2. The burst wave forms shown below in the Fig 1. Shall be transmitted by the standard
transmitter.
Transmitter Output Waveform
Receiver Module Output Waveform
Fig 1. Transmitter & Receiver wave forms
# 3. The test condition of arrival distance.
#4. The arrival distance is measured in the darkness without disturbing noises.
KMM-1012-000
4
SRM-351VF
Reliability Test
Test items
High temp & High humid
Heat cycle
Fall test
Test condition
Ta=40℃, RH=90%, t=96Hr’s
#2, 3
#4
Remarks
#1, 2
-
-
#1. Supply voltage 5V at the load test.
#2. Electro-optical characteristics shall be satisfied after 2hr’s at normal temperature.
#3. Heat cycle test as below Fig2. For 20 cycles under no load.
Fig 2. Heat cycle test
#4. Fall test
The test devices to fall three time onto hard wooden board from a level 75
㎝
The others
In case of noisy power supply, please serially insert about 47Ω resistance an about 47
㎌
electrolytic capacitance in line as follows.
Remocon
Preamp
KMM-1012-000
5
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