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BU7231G-TR

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P19
Technical Note
BU7251G,BU7251SG, BU7231G,BU7231SG,
BU7252F/FVM,BU7252S F/FVM,BU7232F/FVM,BU7232S F/FVM
10/18
0
200
400
600
800
1000
0 50 100 150
AMBIENT TEMPERATURE [
℃
] .
POWER DISSIPATION [mV]
○BU7232 family
(*) The above date is ability value of sample, it is not guaranteed. BU7232 F/FVM：-40[℃] to+85[℃] BU7232S F/FVM：-40[℃] to+105[℃]
0
200
400
600
800
1000
0 50 100 150
AMBIENT TEMPERATURE [
℃
] .
POWER DISSIPATION [mV]
0
10
20
30
40
50
-60-300 306090120
AMBIENT TEMPERATURE [
℃
]
SUPPLY CURRENT [μA]
3.0V
1.8V
5.5V
Supply Current – Ambient emperature
BU7232 famil
y
0
10
20
30
40
50
1234567
SUPPLY VOLTAGE [V]
OUTPUT VOLTAGE LOW [mV]
85℃
105℃
-40℃
25℃
Output Voltage Low – Supply Voltage
(RL=10[kΩ])
BU7232 family
0
2
4
6
8
1234567
SUPPLY VOLTAGE [V]
OUTPUT VOLTAGE HIGH [V]
-40℃
25℃
85℃
105℃
Output Voltage High – Supply Voltage
(RL=10[kΩ])
BU7232 famil
y
0
10
20
30
40
-60-300 306090120
AMBIENT TEMPERATURE [
℃
]
OUTPUT VOLTAGE LOW [mV
]
1.8V
5.5V
3.0V
Output Voltage Low – Ambient temperature
(RL=10[kΩ])
BU7232 family
0
10
20
30
0.0 0.5 1.0 1.5 2.0 2.5 3.0
OUTPUT VOLTAGE [V]
OUTPUT SINK CURRENT [mA]
-40℃
25℃
85℃
105℃
BU7232 famil
y
Output Sink Current – Output Voltage
(VDD=3[V])
0
5
10
15
20
-60 -30 0 30 60 90 120
AMBIENT TEMPERATURE [
℃
]
OUTPUT SINK CURRENT [mA]
5.5V
1.8V
3.0V
Output Sink Current – Ambient Temperature
(VOUT=VSS+0.4[V])
BU7232 family
0
1
2
3
4
5
-60 -30 0 30 60 90 120
AMBIENT TEMPERATURE [
℃
]
OUTPUT SOURCE CURRENT [mA]
1.8V
5.5V
3.0V
Output Source Current – Ambient Temperature
(VOUT=VDD-0.4[V])
BU7232 famil
y
0
2
4
6
8
10
00.511.522.53
OUTPUT VOLTAGE [V]
OUTPUT SO URCE CURRENT [mA]
-40℃
25℃
85℃
105℃
Output Source Current – Output Voltage
(VDD=3[V])
BU7232 family
0
2
4
6
8
-60 -30 0 30 60 90 120
AMBIENT TEMPERATURE [
℃
]
OUTPUT VOLTAGE HIGH [V]
1.5V
5.5V
3.0V
Output Voltage – Ambient Temperature
(RL=10[kΩ])
BU7232 famil
y
0
10
20
30
40
50
123456
SUPPLY VOLTAGE [V]
SUPPLY CURRENT [µA]
85℃
-40℃
25℃
105℃
BU7232 family
Supply Current – Supply Voltage
BU7232F
BU7232 family
Derating Curve
BU7232FVM
85
BU7232SF
BU7232 family
Derating Curve
BU7232SFVM
105
Fig. 67 Fig. 68 Fig. 69
Fig. 70 Fig. 71 Fig. 72
Fig. 73 Fig. 74 Fig. 75
Fig. 76 Fig. 77 Fig. 78
Technical Note
BU7251G,BU7251SG, BU7231G,BU7231SG,
BU7252F/FVM,BU7252S F/FVM,BU7232F/FVM,BU7232S F/FVM
11/18
-10.0
-7.5
-5.0
-2.5
0.0
2.5
5.0
7.5
10.0
123456
AMBIENT TEMPERATURE [
℃
]
INPUT OFFSET VOLTAGE [mV]
60
80
100
120
140
160
-60 -30 0 30 60 90 120
AMBIENT TEMPERATURE [
℃
]
LARGE SIGNAL VOLTAGE GAIN [dB]
0
20
40
60
80
100
120
-60 -30 0 30 60 90 120
AMBIENT TEMPERATURE [
℃
]
POWER SUPPLY REJECTION RATIO [dB]
0
1
2
3
4
5
-60 -30 0 30 60 90 120
AMBIENT TEMPERATURE [
℃
]
PROPAGATION DELAY L-H [μs]
○BU7232 family
(*) The above date is ability value of sample, it is not guaranteed. BU7232 F/FVM：-40[℃] to+85[℃] BU7232S F/FVM：-40[℃] to+105[℃]
-15
-10
-5
0
5
10
15
-101234
INPUT VOLTAGE [V]
INPUT OFFSET VOLTAGE [mV]
0.0
0.3
0.6
0.9
1.2
1.5
-60 -30 0 30 60 90 120
AMBIENT TEMPERATURE [
℃
]
PROPAGATION DELAY H-L [us]
Large Signal Voltage Gain
– Ambient Temperature
-40℃
25℃
105℃
BU7232 famil
y
Input Offset Voltage – Ambient Temperature
(Vicm=VDD, VOUT=0.1[V])
Input Offset Voltage – Input Voltage
(VDD=3[V])
BU7232 family
5.5V
3.0V
BU7232 famil
y
0
20
40
60
80
100
120
123456
SUPPLY VOLTAGE [V]
COMMON MODE REJECTION RATIO [dB]
-40℃
25℃
105℃
Common Mode Rejection Ratio
– Supply Voltage
(VDD=3[V])
BU7232 family
Power Supply Rejection Ratio
– Ambient Temperature
BU7232 famil
y
0
20
40
60
80
100
120
-60 -30 0 30 60 90 120
AMBIENT TEMPERATURE [
℃
]
COMMON MODE REJECTION RATIO [dB]
5.5V
1.8V
3.0V
BU7232 family
Common Mode Rejection Ratio –
Ambient Temperature
(VDD=3[V])
60
80
100
120
140
160
123456
SUPPLY VOLTAGE [V]
LARGE SIGNAL VOLTAGE GAIN [dB]
25℃
-40℃
105℃
BU7232 famil
y
Large Signal Voltage Gain – Supply Voltage
85℃
Propagation Delay H-L – Ambient Temperature
5.5V
1.8V
3.0V
BU7232 famil
y
Propagation Delay L-H – Ambient
temperature
5.5V
1.8V
3.0V
BU7232 family
-10.0
-7.5
-5.0
-2.5
0.0
2.5
5.0
7.5
10.0
-60 -30 0 30 60 90 120
AMBIENT TEMPERATURE [
℃
]
INPUT OFFSET VOLTAGE [mV]
5.5V
1.8V
3.0V
BU7232 famil
y
Input Offset Voltage – Ambient Temperature
(Vicm=VDD, VOUT=0.1[V])
1.8V
-40℃
25℃
105℃
85℃
85℃
Fig. 79 Fig. 80 Fig. 81
Fig. 82 Fig. 83 Fig. 84
Fig. 85 Fig. 86 Fig. 87
Fig. 88
Technical Note
BU7251G,BU7251SG, BU7231G,BU7231SG,
BU7252F/FVM,BU7252S F/FVM,BU7232F/FVM,BU7232S F/FVM
12/18
●Schematic diagram
●Test circuit1 NULL method
VDD,VSS,EK,Vicm, Unit : [V]
Parameter VF S1 S2 S3
Calculation
VDD VSS EK Vicm
Input offset voltage VF1 ON ON OFF 3 0 -0.1 0.3 1
Large signal voltage gain
VF2
ON ON ON 3 0
-0.3
0.3 2
VF3 -2.7
Common-mode rejection ratio
(Input common-mode voltage range)
VF4
ON ON OFF 3 0 -0.1
0
3
VF5 3
Power supply rejection ratio
VF6
ON ON OFF
1.8
0 -0.1 0.3 4
VF7 5.5
-Calculation-
1. Input offset Voltage (Vio)
2. Large signal voltage gain (Av)
3. Common-mode rejection ratio (CMRR)
4. Power supply rejection ratio (PSRR)
VDD
Rf
50[kΩ]
S1
Ri
＝
1[MΩ]
RS
＝
50[Ω]
S2
RL
S3
500[kΩ]
500[kΩ]0.01[μF]
R
E
K
R
+15[V]
-15[V]
NULL
V
DUT
VSS
Ri
＝
1[MΩ]
RS
＝
50[Ω]
50[kΩ]
Vic
m
0.47[μF]
0.1[uF]
0.1[uF]
Fig. 90 Test Circuit 1 (one channel only)
Vio =
|VF1|
1+Rf/Rs
[V]
Fig. 89 Simplified schematic
P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P19

BU7231G-TR

Mfr. #:
Buy BU7231G-TR
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Description:
Operational Amplifiers - Op Amps 1.8-5.5V 1 CHAN 0.005mV 0.001nA
Lifecycle:
New from this manufacturer.
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