BU7291G Datasheet, PDF (21/27 Pages) Rohm – High Speed with Low Voltage CMOS Operational Amplifiers

BU7291G,BU7291SG,BU7255HFV,BU7255SHFV,
BU7495HFV,BU7495SHFV,BU7481G,BU7481SG,BU7485G,BU7485SG,BU5281G,BU5281SG
Technical Note
●Test circuit 2 switch condition
SW No.
SW SW SW SW SW SW SW SW SW SW SW SW
1 2 3 4 5 6 7 8 9 10 11 12
Supply Current
Maximum Output Voltage (RL=10[kΩ])
Output Current
Slew Rate
Maximum Frequency
OFF
OFF
OFF
OFF
ON
OFF
ON
ON
OFF
OFF
ON
OFF
OFF
ON
OFF
OFF
OFF
OFF
OFF
ON
ON
ON
ON
OFF
ON
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
ON
OFF
OFF
ON
OFF
OFF
OFF
OFF
OFF
OFF
ON
ON
OFF
OFF
ON
OFF
OFF
OFF
ON
OFF
OFF
OFF
OFF
OFF
OFF
ON
ON
SW3
SW4
R2 100[kΩ]
VDD=3[V]
－
SW1 SW2
R1
1[kΩ]
SW5 SW6 SW7
VIN- VIN+
＋
SW8 SW9 SW10 SW11 SW12
GND
RL CL
Vo
VIN [V]
3[V]
Fig.140 Test circuit 2
VOUT [V]
3[V]
SR = Δ V / Δ t
3[V_P-P ]
ΔV
Δt
0[V]
0[V]
t
t
Fig.141 Slew rate input output wave
(Input-Output Full Swing BU7291/BU7255 family)
VIN [V]
1.8[V]
0[V]
VOUT [V]
1.8[V]
SR = Δ V / Δ t
1.8[V _P-P ]
Δt
t
0[V]
Fig.142 Slew rate input output wave
(Ground Sense BU7495/BU7481/BU7485/BU5281 family)
ΔV
t
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21/26
2010.12 - Rev.A