LM75BIM-3 查看數據表（PDF） - Maxim Integrated
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LM75BIM-3 Datasheet PDF : 12 Pages
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Digital Temperature Sensor and Thermal
Watchdog with 2-Wire Interface
3V to
5.5V
+VS
R3
10kΩ
R2
10kΩ
R1
10kΩ
GND
or +V
A0
A1
A2
OS
LM75
SCL
SCL
SDA
SDA
TO
GND
Microcontroller
OS
3V to
5.5V
+Vs
LM75
R3
10kΩ
R2
10kΩ
OS
12V
12V 300mA
FAN MOTOR
N
GND
Figure 7. I2C Controlled Temperature Sensor
Figure 8. Fan Control
3V to
5.5V
R1
10kΩ
+Vs
LM75
C1
0.1μF
SHDN
BIAS
IN+
IN-
C2
0.1μF
C3
6.8nF
GND
R2
10kΩ
R3
10kΩ
MAX4364
C4
6.8nF
R5
200kΩ
R4
10kΩ
OUT-
GND
VCC
OUT+
C5
6.8nF
Figure 9. Temperature Sensor with Audible Alarm
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