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红外线接收模块
1、 描述:
IRM938S-2内含高速高灵敏度PIN光电二极管和低功耗、高增益前置放大IC,采用塑封内屏蔽,在红外遥控系统中作为接收器使用。
2、 主要特性:
*模块封装;超小外形;
*宽工作电压,2.7-5.5 V;
*低功耗;远工作距离
*输出匹配TTL、CMOS电平,低电平有效;
3、应用:
VCD、DVD、TV、玩具、DVB。
4、应用电路:
5、接收角度图:
6、极限参数: (Ta=25℃)
Parameter |
Symbol |
Ratings |
Unit |
Supply Voltage |
VRCC |
0—6 |
V |
Operating Temperature |
Topr |
-20— +80 |
℃ |
Storage Temperature |
Tstg |
-40 —— +125 |
℃ |
Soldering Temperature |
Tsol |
260(5S) |
℃ |
7、光电参数;
Specifications hold over the Recommended Operating Conditions,unless
Otherwise herein.All values are at
Parameter |
Symbol |
Min |
Typ |
Max |
Unit |
Conditions | |
Supply Current |
Icc |
-- |
0.9 |
1.5 |
mA |
Lin=0μA ,Vcc=3V | |
-- |
1 |
1.5 |
mA |
Lin=0μA ,Vcc=3V | |||
Max.Voltage Gain |
Av |
75 |
80 |
85 |
dB |
Fin=37.9kHz | |
Vin=30μv kHz | |||||||
BPF Bandwidth |
fbw |
3.5 |
6 |
8.5 |
kHz |
-3Db Bandwidth, Vin=30μv p-p kHz | |
Output Pulse Width |
Tpw1 |
500 |
- |
800 |
μs |
Fin=37.9kHz,burst wave Vin=500μv p-pNote*1 | |
Tpw1 |
500 |
- |
800 |
μs |
Fin=37.9kHz,burst wave Vin=500μv p-pNote*1 | ||
Low level Output Voltage |
VoL |
- |
0.2 |
0.4 |
V |
Isink=2.0mA | |
High levelOutput Voltage |
VoH |
2.7 |
3 |
- |
V |
Vcc=3V | |
4.7 |
5 |
- |
V |
Vcc=5V | |||
Reception distance |
L |
0° |
- |
12 |
- |
M |
200±5lux,VCC=5V |
30° |
- |
10 |
- |
M | |||
45° |
- |
8 |
- |
M | |||
Half angle |
Δθ |
|
±45 |
|
Deg |
|
万州
制造商
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