BD9251FV_11 ROHM [Rohm], BD9251FV_11 Datasheet - Page 3

• Manufacturer Part Number: BD9251FV_11
• Description: IC for Human Body Detector Amplifier for Pyroelectric Infrared Sensor
• Manufacturer: ROHM [Rohm]

●Electrical characteristic curves (Reference data)
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BD9251FV
Fig.7
Fig.10 amp1/amp2 closed-loop-gain
400
350
300
250
200
150
100
-10
-20
-30
-10
50
50
40
30
20
10
1.E+01 1.E+02 1.E+03 1.E+04 1.E+05 1.E+06
0
0
1.E+01 1.E+021.E+03 1.E+041.E+05 1.E+061.E+07
3
2
1
0
0
-50
2
Drain Voltage PSRR (Ta=25℃)
0uA
-30 ℃
3
Fig.4 Drain Voltage
2.97V
(source 100uA)
VDD=2.97V
6V
Fig.1 IDD
-30 ℃
VDD=5.0V
4
0
frequency [Hz]
frequency [Hz]
VDD[V]
Ta [ ℃ ]
25 ℃
25 ℃
5
75 ℃
100uA
5V
75 ℃
50
6
7
100
8
Fig.11 amp1/amp2 closed-loop-gain
400
350
300
250
200
150
100
Fig.8 Drain Voltage PSRR (Ta=25℃)
-10
-20
-30
-10
50
50
40
30
20
10
1.E+01 1.E+02 1.E+03 1.E+04 1.E+05 1.E+06
0
0
3
2
1
0
0
1.E+01 1.E+02 1.E+03 1.E+04 1.E+05 1.E+06 1.E+07
-50
0
2.97V
Fig.5 Drain Voltage
2.97V
0uA
20
6V
Fig.2 IDD
40
0
-30 ℃
(Ta=25℃)
frequency [Hz]
frequency [Hz]
VDD=6.0V
VDD=5V
3/8
Isource [uA]
Ta[ ℃ ]
60
25 ℃
5V
100uA
6V
75 ℃
5V
50
80
100
120
100
Fig.9 DRAIN VOLTAGE warm_up_time
100000
Fig.6
10000
Fig.12 amp1/amp2 closed-loop-gain
1000
-10
-20
-30
-10
100
50
40
30
20
10
10
1.E+01 1.E+02 1.E+03 1.E+04 1.E+05 1.E+06
0
0
1.E+01 1.E+02 1.E+03 1.E+04 1.E+05 1.E+06 1.E+07
3
2
1
0
no load
0.00
2
Drain Voltage PSRR (Ta=25℃)
2.97V
0uA
Fig.3 Drain Voltage
3
0.01
(source 100uA)
VDD=2.97V
-30 ℃
(Ta=25℃)
frequency [Hz]
frequency [Hz]
VDD=6V
C2 load [uF]
4
VDD[V]
Technical Note
0.10
25 ℃
2011.10 - Rev.A
5V
100uA
25 ℃
5
75 ℃
75 ℃
1.00
6
-30 ℃
6V
10.00
7