Optic receiver module
KSM-95□LJ24Y
The KSM-95□LJ24Y consist of a PIN Photodiode of high
speed and a preamplifier IC in the package as an receiver
for Infrared remote control systems
DIMENSIONS
Features
ㆍ
One mold small size package
ㆍ
Wide supply-voltage range : 2.7V to 5.5V
ㆍ
Shielded against electrical field disturbance
ㆍ
High immunity against ambient light disturbances
(Logic Controller Adaptation)
ㆍ
Available for carrier frequencies between 32.7KHz to 56.9KHz
ㆍ
TTL and CMOS compatible
Applications
ㆍ
Audio & Video Applications (TV, VTR, Audio, DVDP, CDP)
ㆍ
Home Appliances (Air conditioner, Computer, Camcoder)
ㆍ
Wireless Toys
ㆍ
Remote Control Equipment
Maximum Ratings
Parameter
Supply Voltage
Operating Temperature
Storage Temperature
Soldering Temperature
Symbol
Vcc
Topr
Tstg
Tsol
Ratings
6.0
-25 ~ +85
-25 ~ +85
260
(Max 5 sec)
[Ta=25℃]
Unit
V
℃
℃
℃
B.P.F Center Frequency
Model No.
KSM-951LJ24Y
KSM-952LJ24Y
KSM-953LJ24Y
KSM-954LJ24Y
KSM-955LJ24Y
B.P.F Center Frequency(㎑)
40.0
36.7
37.9
32.7
56.9
Electro-Optical Characteristics
Parameter
Recommended Supply Voltage
Current Consumption
Peak Wavelength
*1
B.P.F Center Frequency
Transmission Distance
High level Output voltage
Low level Output voltage
*1
*1
*1
Symbol
Vcc
Icc
λp
fo
L
V
OH
V
OL
T
WH
T
WL
Condition
No signal input
Min.
2.7
-
-
-
15
12
4.5(2.8)
-
400
250±50lx
30cm over
the ray axis
0˚
±30˚
[Ta=25℃, Vcc=5.0V(Vcc=3.0V)]
Typ.
Max.
Unit
3.0
5.5
V
1.0
1.2
㎃
940
-
㎚
37.9
-
㎑
-
-
m
-
-
5.0(3.0)
-
V
0.1
600
0.5
700
800
V
㎲
㎲
High level Output Pulse Width *1
Low level Output Pulse Width *1
Output Form
Burst wave=600㎲
Period = 1.2㎳
500
600
Active Low Output
*1. It specifies the maxmum distance between emitter and detector that the output wave form satisfies the standard under the conditions
below against the standard transmitter.
1) Measuring place
: Indoor without extreme reflection of light
high frequency lightning
3) Standard transmitter : Burst wave of standard transmitter shall be arranged to 50mVP-P under the measuring circuit
2) Ambient light source : Detecting surface illumination shall be irradiate 200±50lx under ordinary white fluorescence lamp without
1/2
Optic receiver module
KSM-95□LJ24Y
■
Measuring Method [Ta=25℃]
Output Pulse Width
Transmitter output
Carrier Frequency(fo)
Duty50%
Remocon output pulse
Standard Transmitter
Test Method of Transmission Distance
+5V
600us 600us
Standard
Tansmitter
10㏀
Vout
Transmitter
10㏀
10㎌
Vout
Arrival Distance : L
OSC
Vcc
GND
: Indicates horizontal and
vertical directions
T
WL
V
H
T
HL
25Cm
V
L
■
Typical Characteristics Curve [Ta=25℃]
Relative reception distance Vs.
Supply voltage
Relative reception distance
[%]
Relative reception distance
100
80
60
40
20
0
Relative reception distance Vs.
Ambient temperature
120
[%]
100
40˚
Radiant pattern
20˚
0˚
-20˚
-40˚
80
60˚
-60˚
60
40
20
0
80˚
0
100˚
100
50
50
100
-100˚
-80˚
2.5
3.0
3.5
4.0
4.5 5.0
5.5
[V]
-10
0
10
20
30
40
50
[
℃
]
Supply voltage Vcc
Ambient temperature Ta
Relative Sensitivity [%]
■
Standard Application Circuit with R-C Decoupling Filter
R
Transmitter
Receiver
Module
Vcc
Vout
GND
*1 Recommended Circuit Description
1) Transmitter(IRED) drive current
: IFP = 300mA
P-P
~ 600mA
P-P
2) R-C Decoupling Filter with Lower Cut-off Frequency
: R=100Ω , C=47㎌
: 10kΩ over
⇒
fc = 1/2π RC = 33.9Hz
3) External pull-up resistor(optional)
Vcc
C
Rp
micom
GND
2/2
京公网安备 11010802033920号
EEWORLD
