BU7294F Datasheet, PDF (4/30 Pages) Rohm – Input/Output Full Swing High Slew Rate Low Voltage CMOS Operational Amplifiers

BU7291G, BU7291SG, BU7294xx, BU7294Sxx
Datasheet
●Electrical Characteristics
○BU7291, BU7291S (Unless otherwise specified VDD=+3V, VSS=0V, Ta=25C)
Parameter
Symbol
Temperature
Range
Min.
Limits
Typ.
Max.
Input Offset Voltage ^*7
Vio
25C
-
1
9
Input Offset Current^*7
Iio
25C
-
1
-
Input Bias Current ^*7
Ib
25C
-
1
Supply Current^*8
25C
-
470
IDD
Full range -
-
Maximum Output Voltage(High) VOH 25C VDD-0.1 -
-
800
1100
-
Unit
Condition
mV
-
pA
-
pA
-
μA
RL=∞
Av=0dB, +IN=1.5V
V RL=10kΩ
Maximum Output Voltage(Low) VOL 25C
-
- VSS+0.1 V RL=10kΩ
Large Signal Voltage Gain
Av
25C
70
105
-
dB RL=10kΩ
Input Common-mode
Voltage Range
Vicm 25C
0
-
3
V VSS to VDD
Common-mode Rejection Ratio CMRR 25C
40
60
-
dB
-
Power Supply Rejection Ratio PSRR 25C
45
80
Output Source Current ^*9
Isource 25C
5
8
Output Sink Current ^*9
Isink 25C
9
16
-
dB
-
-
mA VDD-0.4V
-
mA VSS+0.4V
Slew Rate
SR
25C
-
3.0
-
V/μs CL=25pF
Gain Band Width
GBW 25C
-
2.8
-
MHz CL=25pF, f=100kHz
Unity Gain Frequency
f_T
25C
-
2.8
-
MHz CL=25pF
Phase Margin
θ
25C
-
50
-
deg CL=25pF
Total Harmonic Distortion
+Noise
THD+N 25C
-
0.03
-
% OUT=0.8V_P-P, f=1kHz
*7 Absolute value
*8 Full range BU7291: Ta=-40C to +85C BU7291S: Ta=-40C to +105C
*9 Under the high temperature environment, consider the power dissipation of IC when selecting the output current.
When the terminal short circuits are continuously output, the output current is reduced to climb to the temperature inside IC.
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TSZ02201-0RAR1G200390-1-2
22.May.2013 Rev.001