Datasheet

www.rohm.com

TSZ02201-0RAR1G200390-1-2

©2013 ROHM Co., Ltd. All rights reserved.

4/27

22.May.2013 Rev.001

TSZ22111･15･001

BU7291G, BU7291SG, BU7294xx, BU7294Sxx

●Electrical Characteristics

○BU7291, BU7291S (Unless otherwise specified VDD=+3V, VSS=0V, Ta=25

C)

Parameter

Symbol

Temperature

Range

Limits

Unit

Condition

Min.

Typ.

Max.

Input Offset Voltage

*7

Vio

25

C

-

1

9

mV

-

Input Offset Current

*7

Iio

25

C

-

1

-

pA

-

Input Bias Current

*7

Ib

25

C

-

1

-

pA

-

Supply Current

*8

IDD

25

C

-

470

800

μA

RL=∞

Av=0dB, +IN=1.5V

Full range

-

-

1100

Maximum Output Voltage(High)

VOH

25

C

VDD-0.1

-

-

V

RL=10k

Ω

Maximum Output Voltage(Low)

VOL

25

C

-

-

VSS+0.1

V

RL=10k

Ω

Large Signal Voltage Gain

Av

25

C

70

105

-

dB

RL=10k

Ω

Input Common-mode

Voltage Range

Vicm

25

C

0

-

3

V

VSS to VDD

Common-mode Rejection Ratio

CMRR

25

C

40

60

-

dB

-

Power Supply Rejection Ratio

PSRR

25

C

45

80

-

dB

-

Output Source Current

*9

Isource

25

C

5

8

-

mA

VDD-0.4V

Output Sink Current

*9

Isink

25

C

9

16

-

mA

VSS+0.4V

Slew Rate

SR

25

C

-

3.0

-

V/

μs

CL=25pF

Gain Band Width

GBW

25

C

-

2.8

-

MHz

CL=25pF, f=100kHz

Unity Gain Frequency

25

C

-

2.8

-

MHz

CL=25pF

Phase Margin

θ

25

C

-

50

-

deg

CL=25pF

Total Harmonic Distortion

+Noise

THD+N

25

C

-

0.03

-

%

*7

Absolute value

*8

Full range BU7291: Ta=-40

C to +85C BU7291S: Ta=-40C to +105C

*9

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.