Company: Evlight Electronics(HK) Limited
Add: Room 1C 1605, Wankejinyudongjun, Pingshan New Town, Longgang, Shenzhen,China
Tel: 020-84647280
Fax: 86-20-84698069
The IRM-H238/TR2 is miniature SMD type infrared remote control system receiver that has been developed and designed by utilizing the most updated IC technology,the PIN diode and preamplifier are assembled on PCB,the epoxy package is designed as IR filter. The demodulated output signal can directly be decoded by a microprocessor.
Infrared Remote-control Receiver Module IRM-H238/TR2 Features:
(1) .Photo detector and preamplifier in one package
(2).Internal filter for PCM frequency
(3).Improved inner shielding against electrical field disturbance
(4).TTL and CMOS compatibility
(5).Low power consumption
(6).Improved immunity against ambient light
(7).Suitable burst length≥10cycles/burst
(8).Pb free
(9).BiCMOS manufacture IC;ESD HBM>4000V;ESD MM>250V
(10).The product itself will remain within RoHS compliant version
IRM-H238/TR2 Electro-Optical Characteristics (Ta=25℃ , Vcc = 3V)
Parameter |
Symbol |
MIN. |
TYP. |
MAX. |
Unit |
Condition |
Supply Current |
Icc |
--- |
--- |
3 |
mA |
No signal input |
Peak Wavelength |
Fo |
--- |
38 |
--- |
KHz |
--- |
Reception Distance |
λp |
--- |
940 |
--- |
nm |
--- |
Half Angle(Horizontal) |
L 0 |
8 |
--- |
--- |
M |
At the ray axis *1 |
L 45 |
5 |
--- |
--- |
M |
||
Half Angle(Horizontal) |
Θh |
--- |
45 |
--- |
deg |
|
Half Angle(Vertical) |
Θv |
45 |
deg |
|||
High Level Pulse Width |
TH |
400 |
--- |
800 |
Us |
At the ray axis *2 |
Low Level Pulse Width |
TL |
400 |
--- |
800 |
Us |
|
High Level Output Voltage |
VH |
2.7 |
--- |
--- |
V |
|
Low Level Output Voltage |
VL |
--- |
0.2 |
0.5 |
V |
--- |
Notes:
*1:The ray receiving surface at a vertex and relation to the ray axis in the range of θ= 0° and θ=45°.
*2:A range from 30cm to the arrival distance. Average value of 50 pulses.
Infrared Remote-control Receiver Module IRM-H238/TR2 Applications:
(1).Light detecting portion of remote control
(2).AV instruments such as Audio, TV, CD, VCR, DVD, DVB, MD, etc.
(3).Home appliances such as Air-conditioner. Fan, etc.
(4).CATV set top boxes
(5). Multi-media Equipment
Tel:86-20-84698067 Fax: 86-20-84698069 Address:No.61,Weilun Building,Qinghe East Road,Shiji Town,Panyu,Guangzhou,China
Mail:everlight@163.com,david@evlight.com,evlight@evlight.com,sales@evlight.com
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