ROHM RPM7236-Hx Technical data
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RPM7236-Hx series
Photo Link Module
IR Receiver Module
RPM7236-Hx series
RPM7236-Hx series are remote control receiver module. Small-sized, light-weight, and low voltage operated (from 2.7V)
modules have been achieved by using resin mold.
zApplica tions
All household electric appliances such as TV , DVD, air conditioner and audio equipment
zFeatures
1) Low voltage operation. (V
2) Low current consumption. (I
3) Superior anti V
CC noise characteristics.
4) 5 types of holders available to each set.
zRPM7236-Hx series
Sub carrier
frequency
Hight of lens 15.9mm
zAbsolute maximum ratings (Ta=25°C)
Parameter Symbol Limits Unit
Supply voltage
Output current
Storage temperature
zRecommended operating conditions (Ta=25°C)
Parameter Symbol Min. Typ. Max. Unit
Supply voltage
Operating temperature
Rev.A 1/6
CC=2.7 to 3.6V)
CC=0.3mA, VCC=3V)
RSIP-A3 (H4)
V
I
Tstg
V
CC
Topr 25
CC
O
TOP VIEW SIDE VIEW
RSIP-A3 (H8)
7.2mm
RPM7236-H8
6.3
2.0
−30 to +100
3.0 V2.7 3.6
RSIP-A3 (H9)
12.0mm
RPM7236-H936.0kHz
mA
°C
75
°C−10
V
RSIP-A3 (H5)
9.6mm
RPM7236-H5RPM7236-H4
RSIP-A3 (H13)
15.0mm
RPM7236-H13
Photo Link Module
zBlock diagram
I / V
AMP
BPF
Demodulator
and integrator
RPM7236-Hx series
CC
V
100kΩ
ComparatorLimiter
OUT
R
GND
zT erminal description
Pin namePin No. Function
1V
2
3
OUT
GND
V
CC
OUTPUT TERMINAL
GROUND
POWER SUPPLY
zElectrical, Optical characteristics (Unless otherwise noted Ta=25°C, V
Parameter Symbol Min. Typ. Max. Unit
Consumption current I
Effective distance
High level output voltage
Low level output voltage
ON pulse width
OFF pulse width
Central frequency
Horizontal half angle
Vertical half angle
1 The burst wave form mentioned in Fig.1 is to be transmitted from standard transmitter(Fig.2)
∗
Measure 10th or later pulse width after beginning of transmission.
2 The angle which effective distance become 50% of L. (effective distance at θ=0°)
∗
CC
L
V
V
T
ON
T
OFF
fo
θ 1/2
θ 1/2
300
−
10
H
L
2.5
−
400
400
−
−
−
15
600
600
36.0
45
35
500
−
−
−
−
0.5
800
800
−
−
−
µA
m
µs
µs
kHz
deg
deg
z Measurement Conditions
(1) Transmit signal
CC=3V)
Conditions
No outside light, no signal input.
Outer light condition Ee < 10 (Ix)
∗1
V
∗1
V
Isink < 200µA
∗1
Outer light condition Ee < 10 (Ix)∗1
Outer light condition Ee < 10 (Ix)∗1
∗2
∗2
600µs
600µs
Carrier frequency=fo, Duty=50%
Fig.1 Transmit signal.
Rev.A 2/6
Photo Link Module
(2) Standard transmitter
λ peak=940nm
∆
λ =40nm
RPM7236-Hx series
io=V
OUT
20cm
RPM−302B
/ R
Standard transmitter
Fig.2 Measurement of standard transmitter proof reading.
R
V
OUT
When standard transmitter output the signal at Fig.1 standard photodiode output become io=5µAp-p under the
measurement condition Fig.2.
(The radiant intensity of standard transmitter : 50mW / sr)
RPM-302B: standard photodiode has short current Isc=27µA at Ee=1000(lx)
(using CIE standard light source A)
(3) Measurement effective distance, horizontal & vertical half angle
Receiver
θ
θ
Standard transmitter
Light detector face
illuminance : Ee
Effective distance : L
(θ ; Indicates horizontal and vertical directions)
Fig.3 Measurement condition for effective distance.
Effective distance L : Effective distance at θ=0° Fig.3
Horizontal & vertical half angle θ : The angle which effective distance became 50% of L.
Rev.A 3/6
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