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BU7441SG-TR Datasheet(PDF) 9 Page - Rohm

Part # BU7441SG-TR
Description  Ground Sense Low Voltage Operation CMOS Operational Amplifiers
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Manufacturer  ROHM [Rohm]
Direct Link  http://www.rohm.com
Logo ROHM - Rohm

BU7441SG-TR Datasheet(HTML) 9 Page - Rohm

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Technical Note
9/36
www.rohm.com
2010.12 - Rev.A
© 2010 ROHM Co., Ltd. All rights reserved.
BU7461/BU7461S family, BU7441/BU7441S family, BU7462/BU7462S family, BU7442/BU7442S family
BU7464/BU7464S family, BU7444/BU7444S family, BU7465/BU7465S family, BU7445/BU7445S family
BU7444 family (Unless otherwise specified VDD=+3[V], VSS=0[V], Ta=25[℃])
Parameter
Symbol
Temperature
Range
Limits
Unit
Condition
BU7444F, BU7444SF
Min.
Typ.
Max.
Input Offset Voltage
(*20)
Vio
25℃
-
1
6
mV
Input Offset Current
(*20)
Iio
25℃
-
1
-
pA
Input Bias Current
(*20)
Ib
25℃
-
1
-
pA
Supply Current
(*21)
IDD
25℃
-
200
480
μA
RL=∞ All Op-Amps
AV=0[dB], VIN=0.9[V]
Full range
-
-
960
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
95
-
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
(*22)
IOH
25℃
3
6
-
mA
VDD-0.4[V]
Output Sink Current
(*22)
IOL
25℃
5
10
-
mA
VSS+0.4[V]
Slew Rate
SR
25℃
-
0.3
-
V/μs
CL=25[pF]
Gain Band width
FT
25℃
-
0.6
-
MHz
CL=25[pF], AV=40[dB]
Phase Margin
θ
25℃
-
50
-
°
CL=25[pF], AV=40[dB]
Total Harmonic Distortion
THD
25℃
-
0.05
-
%
VOUT=0.8[Vp-p],
f=1[kHz]
Channel Separation
CS
25℃
-
100
-
dB
AV=40[dB]
(*20) Absolute value
(*21) Full range: BU7444: Ta=-40[℃] to +85[℃] BU7444S: Ta=-40[℃] to +105[℃]
(*22) 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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