BU7265G_1012 Datasheet, PDF (22/29 Pages) Rohm – Ultra Low Power CMOS Operational Amplifiers

BU7265G,BU7265SG,BU7205HFV,BU7205SHFV,BU7271G,BU7271SG,BU7245HFV,BU7245SHFV,
BU7411G,BU7411SG,BU7421G,BU7421SG,BU7475HFV,BU7475SHFV
Technical Note
●Test circuit 2 switch condition
SW No.
Supply Current
Maximum Output Voltage (RL=10[kΩ])
Output Current
Slew Rate
Maximum Frequency
SW SW SW SW SW SW SW SW SW SW SW SW
1 2 3 4 5 6 7 8 9 10 11 12
OFF OFF ON OFF ON OFF OFF OFF OFF OFF OFF OFF
OFF ON OFF OFF ON OFF OFF ON OFF OFF ON OFF
OFF ON OFF OFF ON OFF OFF OFF OFF ON OFF OFF
OFF OFF ON OFF OFF OFF ON OFF ON OFF OFF ON
ON OFF OFF ON ON OFF OFF OFF ON OFF OFF ON
SW3
SW4
R2=100[kΩ]
VDD=3[V]
A
SW1 SW2
R1=1[kΩ]
SW5 SW6 SW7
GND
SW8 SW9 SW10 SW11 SW12
～
～
VIN-
VIN+
RL
CL
AV V
～
Vo
VIN
[V]
3[V]
Fig.164 Test circuit 2
VOUT
[V]
3[V]
SR = ΔV / Δ t
0[V]
VIN
[V]
1.8[V]
3[V_P-P ]
ΔV
Δt
0[V]
t
t
Fig.165 Slew rate input output wave
(Input-Output Full Swing BU7261/BU7271/BU7205/BU7245 family)
VOUT
[V]
1.8[V]
SR= Δ V / Δ t
1.8[V _P-P]
ΔV
Δt
0[V]
t
0[V]
t
Fig.166 Slew rate input output wave
(Ground Sense BU7411/BU7421/BU7475 family)
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22/28
2010.12 - Rev.A