BU7485G Datasheet, PDF (4/42 Pages) Rohm – Ground Sense High Speed Low Voltage CMOS Operational Amplifiers

BU7485G BU7485SG BU7486xxx BU7486Sxxx BU7487xx BU7487Sxx ^Datasheet
Electrical Characteristics
○BU7485G, BU7485SG（Unless otherwise specified VDD=+3V, VSS=0V, Ta=25C）
Parameter
Symbol
Temperature
Range
Min
Limits
Typ
Unit
Max
Input Offset Voltage ^*10
Vio
25C
-
1
9.5
mV
Condition
-
Input Offset Current ^*10
Iio
25C
-
1
-
pA
-
Input Bias Current ^*10
Ib
25C
-
Supply Current ^*11
Maximum Output Voltage
(High)
Maximum Output Voltage
(Low)
IDD
VOH
25C
-
Full range
-
25C VDD-0.1
VOL
25C
-
Large Signal Voltage Gain Av
25C
70
Input Common-mode
Voltage Range
Vicm
25C
0
Common-mode Rejection
Ratio
CMRR
25C
45
Power Supply Rejection
Ratio
PSRR
25C
60
Output Source Current ^*12 Isource
25C
4
1
1500
-
-
-
105
-
60
80
8
-
2000
2400
-
pA
-
μA
RL=∞
Av=0dB, IN=0.8V
V RL=10kΩ
VSS+0.1 V RL=10kΩ
-
dB RL=10kΩ
1.6
V VSS to VDD-1.4V
-
dB
-
-
dB
-
-
mA VDD-0.4V
Output Sink Current ^*12
Isink
25C
7
12
-
mA VSS+0.4V
Slew Rate
SR
25C
-
10
-
V/μs CL=25pF
Unity Gain Frequency
f_T
25C
-
10
-
MHz CL=25pF, Av=40dB
Phase Margin
θ
25C
-
50
-
deg CL=25pF, Av=40dB
Total Harmonic Distortion
+Noise
THD+N
25C
-
0.03
-
% OUT=0.7V_P-P, f=1kHz
*10 Absolute value
*11 Full range BU7485G: Ta=-40C to +85C BU7485SG: Ta=-40C to +105C
*12 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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TSZ02201-0RAR1G200380-1-2
12.JUL.2013 Rev.001