Infrared
receiver modules
KSM-50 M2S
The KSM-50 E 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
Small size SMD package
Wide supply-voltage range : 2.7V to 5.5V
Shielded against electrical field disturbance
High immunity against ambient light disturbances
(Logic Controller Adaptation)
Available for carrier frequencies between 32.7KHz to 56.9KHz
TTL and CMOS compatible
Applications
Audio & Video Applications (TV, VTR, Audio, DVDP, CDP)
Home Appliances (Air conditioner, Computer, Camcoder)
Wireless Toys
Remote Control Equipment
Maximum Ratings
Parameter
Supply Voltage
Operating Temperature
Storage Temperature
Soldering Temperature
Symbol
Vcc
Topr
Tstg
Tsol
Ratings
6.0
-10 ~ +60
-20 ~ +75
260
(Max 5 sec)
[Ta=25 ]
Unit
V
B.P.F Center Frequency
Model No.
KSM-501M2S
KSM-502M2S
KSM-503M2S
KSM-504M2S
KSM-505M2S
B.P.F Center Frequency(kHz)
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
p
fo
L
V
OH
V
OL
T
WH
T
WL
Condition
No signal input
Min.
2.7
0.5
-
-
8
5
4.5(2.8)
-
400
250
50lx
0
˚
30
˚
30cm over
the ray axis
Burst wave=600
Period = 1.2
ms
[Ta=25
, Vcc=5.0V(Vcc=3.0V)]
Typ.
Max.
Unit
V
-
5.5
0.8(0.7)
1.5
mA
940
-
nm
37.9
-
kHz
-
-
m
-
-
V
5.0(3.0)
-
0.1
600
0.5
800
800
V
High level Output Pulse Width *1
Low level Output Pulse Width *1
Output Form
400
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
50lx under ordinary white fluorescence lamp without
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
1/2
Infrared
receiver modules
KSM-50
Measuring Method
[Ta=25
Output Pulse Width
T r a n s m i t t e r o u t p u t
C a r r i e r F r e q u e n c y ( f o )
D u t y 5 0 %
R e m o c o n o u t p u t p u l s e
6 0 0 u s
6 0 0 u s
M2S
]
Standard Transmitter
Test Method of Transmission Distance
+5V
S t a n d a r d
T a n s m i t t e r
10㏀
V o u t
T r a n s m i t t e r
V c c
A r r i v a l D i s t a n c e : L
O S C
10㏀
10㎌
Vout
T
V
H
W L
T
H L
2 5 C m
L
G N D
: I n d i c a t e s h o r i z o n t a l a n d
v e r t i c a l d i r e c t i o n s
Typical Characteristics Curve
[Ta=25 ]
Relative reception distance Vs.
Supply voltage
120
[%]
Relative re ce ption distance
Re lative re ception distance
V
Relative reception distance Vs.
Ambient temperature
120
[%]
100
80
60
40
20
0
Radiant pattern
100
80
60
40
20
0
2.5
3.0
3.5
4.0
4.5
5.0
5.5
[V]
-10
0
10
20
30
40
50
60
[
℃
]
Supply voltage Vcc
Am bient tem perature 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=100
: 10k
, C=47
⇒
fc = 1/2πRC = 33.9Hz
3) External pull-up resistor(optional)
over
Vcc
C
Rp
micom
GND
2/2
Talking
京公网安备 11010802033920号
EEWORLD
