ta6039fn TOSHIBA Semiconductor CORPORATION, ta6039fn Datasheet - Page 4

• Manufacturer Part Number: ta6039fn
• Description: Shock Sensor Ic
• Manufacturer: TOSHIBA Semiconductor CORPORATION

Application Note
sensor
Shock
pins 1 and 2. External registor R
parts are determined as following.
Figure 1 shows the configuration of G-Force sensor amplifier. The shock sensor is connected between the
When G-force Sensor (sensor sensibility = s (mV/G)) is used to detect external shock of g (G), the external
1
2
(gain setting) * 10 PIN ® GND
500/(s ´ g) = G1
G1/20 = G (OP-AMP)
(HPF setting)
fc = 1/(2 p ´ R
(LPF setting)
fc = 1/(2 p ´ R
Buffer
Buffer
´1
´1
Figure 1 The Composition of G-Force Sense Amplifier
1
2
LPF
´ C
´ C
1
2
)
)
AMP
´20
1
and R
9
2
are used to adjust the sensitivity.
C
1
1.4 V (1.2 V) REF
R
1
4
8
C
R
2
2
1.7 V (1.7 V)
1.1 V (0.7 V)
7
Window
Comparator
TA6039FN
2002-01-17
4 OUT