bu7255shfv ROHM Co. Ltd., bu7255shfv Datasheet - Page 21

• Manufacturer Part Number: bu7255shfv
• Description: Operational Amplifiers / Comparators High Speed With Low Voltage Cmos Operational Amplifiers
• Manufacturer: ROHM Co. Ltd.

●Test circuit 2 switch condition
© 2010 ROHM Co., Ltd. All rights reserved.
BU7291G,BU7291SG,BU7255HFV,BU7255SHFV,
BU7495HFV,BU7495SHFV,BU7481G,BU7481SG,BU7485G,BU7485SG,BU5281G,BU5281SG
www.rohm.com
Supply Current
Maximum Output Voltage (RL=10[kΩ]) OFF
Output Current
Slew Rate
Maximum Frequency
1.8[V]
0[V]
VIN [V]
3[V]
VIN [V]
0[V]
SW No.
1[kΩ]
SW1
(Ground Sense BU7495/BU7481/BU7485/BU5281 family)
R1
(Input-Output Full Swing BU7291/BU7255 family)
SW2
VIN- VIN+
1.8[V
3[V
SW5
Fig.142 Slew rate input output wave
OFF OFF
Fig.141 Slew rate input output wave
OFF OFF
OFF
SW
ON
P-P
P-P
1
]
]
SW6
SW3
SW4
OFF OFF
SW
ON
ON
2
Fig.140 Test circuit 2
SW7
VDD=3[V]
t
t
OFF OFF
OFF OFF
SW
ON
ON
R2 100[kΩ]
3
21/26
－
＋
VOUT [V]
VOUT [V]
OFF
OFF OFF OFF
GND
SW
1.8[V]
ON
0[V]
4
3[V]
0[V]
SW8
SW
ON
ON
ON
ON
5
RL
SW9
OFF OFF
OFF OFF OFF OFF OFF OFF OFF
OFF OFF OFF OFF
OFF OFF OFF
CL
SW
6
SW10 SW11
SR = Δ V / Δ t
SR = Δ V / Δ t
Vo
SW
ON
7
Δt
Δt
OFF
SW
ON
SW12
8
OFF OFF
SW
ON
ON
9
ΔV
ΔV
OFF OFF
OFF OFF
SW
ON
10
Technical Note
2010.12 - Rev.A
t
t
OFF OFF
SW
ON
11
OFF
SW
ON
ON
12