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BU7481G Fiches technique(PDF) 7 Page - Rohm

No de pièce BU7481G
Description  High Speed with Low Voltage CMOS Operational Amplifiers
Download  27 Pages
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Fabricant  ROHM [Rohm]
Site Internet  http://www.rohm.com
Logo ROHM - Rohm

BU7481G Fiches technique(HTML) 7 Page - Rohm

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Technical Note
7/26
www.rohm.com
2010.12 - Rev.A
© 2010 ROHM Co., Ltd. All rights reserved.
BU7291G,BU7291SG,BU7255HFV,BU7255SHFV,
BU7495HFV,BU7495SHFV,BU7481G,BU7481SG,BU7485G,BU7485SG,BU5281G,BU5281SG
BU5281 family(Unless otherwise specified VDD=+3[V], VSS=0[V], Ta=25[℃])
Parameter
Symbol
Temperature
Range
Limits
Unit
Condition
BU5281G, BU5281SG
Min.
Typ.
Max.
Input Offset Voltage
(*17)
Vio
25℃
0.1
2.5
mV
Input Offset Voltage drift
(*17)
ΔVio/ΔT
-
0.8
μV/℃
Input Offset Current
(*17)
Iio
25℃
1
pA
Input Bias Current
(*17)
Ib
25℃
1
pA
Supply Current
(*18)
IDD
25℃
750
1000
μA
RL=∞ All Op-Amps
AV=0[dB],VIN=0.9[V]
Full range
1200
High Level Output Voltage
VOH
25℃
VDD-0.1
V
RL=10[kΩ]
Low Level Output Voltage
VOL
25℃
VSS+0.1
V
RL=10[kΩ]
Large Signal Voltage Gain
AV
25℃
70
110
dB
RL=10[kΩ]
Input Common-mode
Voltage Range
Vicm
25℃
0
1.8
V
VSS ~ VDD - 1.2[V]
Common-mode Rejection Ratio CMRR
25℃
45
60
dB
Power Supply Rejection Ratio
PSRR
25℃
60
80
dB
Output Source Current
(*19)
IOH
25℃
5
8
mA
VDD-0.4[V]
Output Sink Current
(*19)
IOL
25℃
10
16
mA
VSS+0.4[V]
Slew Rate
SR
25℃
2.0
V/μs
CL=25[pF]
Gain Band width
FT
25℃
3
MHz
CL=25[pF], AV=40[dB]
Phase Margin
θ
25℃
40
°
CL=25[pF], AV=40[dB]
Input Referred Noise Voltage
Vin
25℃
18
nV/(Hz)
1/2 AV=40[dB], f=1[kHz]
3.2
μVrms AV=40[dB], DINAUDIO
Total Harmonic Distortion
THD
25℃
0.003
%
VOUT=0.4[Vp-p], f=1[kHz]
(*17) Absolute value
(*18) Full range BU5281: Ta=-40[℃]~+85[℃] BU5281S: Ta=-40[℃]~+105[℃]
(*19) 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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