RPM7238-H5R Rohm Semiconductor, RPM7238-H5R Datasheet - Page 3

• Manufacturer Part Number: RPM7238-H5R
• Description: Infrared Receivers REMOTE CONTROL RECEIVER MODULE
• Manufacturer: Rohm Semiconductor

Specifications of RPM7238-H5R

• Carrier Frequency: 37.9 KHz
• Transmission Distance: 15 m
• Viewing Angle: 45 deg, 35 deg
• High Level Pulse Width: 800 us
• Low Level Pulse Width: 800 us
• Minimum High Level Output Voltage: 2.5 V
• Output Current: 2 mA
• Operating Voltage: 2.7 V to 3.6 V
• Supply Current: 300 uA
• Maximum Operating Temperature: + 75 C
• Minimum Operating Temperature: - 10 C
• Sensing Distance: 15m
• B.p.f. Center Frequency: 37.9kHz
• Voltage - Supply: 2.7 V ~ 3.6 V
• Current - Supply: 500µA
• Orientation: Side View
• Mounting Type: Through Hole
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Photo Link Module
(2) Standard transmitter
measurement condition Fig.2.
RPM-302B : standard photodiode has short current Isc=27µA at Ee=1000(lx)
(3) Measurement effective distance, horizontal & vertical half angle
(using CIE standard light source A)
When standard transmitter output the signal at Fig.1 standard photodiode output become io=5µAp-p under the
(The radiant intensity of standard transmitter : 50mW / sr)
Effective distance L : Effective distance at θ=0° Fig.3
Horizontal & vertical half angle θ: The angle which effective distance became 50% of L.
λ peak=940nm
Standard transmitter
∆
λ=40nm
Standard transmitter
Fig.2 Measurement of standard transmitter proofreading
Fig.3 Measurement condition for effective distance
(θ ; Indicates horizontal and vertical directions)
Effective distance : L
20cm
RPM-302B
θ
θ
R
RPM7238-R series
Light detector face
illuminance : Ee
io=V
RPM7238-R series
OUT
/ R
V
OUT
Rev.B
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