主要特征:
1.灌胶工艺
2.内置滤波和放大电路,灵敏度高
3.大体积,抗干扰能力强
4.内屏蔽
应用:暖风机、空调
其他型号:
IRM38AP-2、IRM38ATL-26、IRM38ANL
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=5V
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°
-
15
-
M
VCC=5V
45°
-
8
-
M
Half angle
Δθ
±45
Deg