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BUF634_12 Datasheet, PDF (4/20 Pages) Burr-Brown (TI) – 250mA HIGH-SPEED BUFFER
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TYPICAL PERFORMANCE CURVES
At TA = +25°C, VS = ±15V, unless otherwise noted.
0
–10
–20
–30
–40
–50
1M
GAIN and PHASE vs FREQUENCY
vs QUIESCENT CURRENT
10
RL = 100Ω
RS = 50Ω
5
VO = 10mV 0
–5
–10
–15
IQ = 15mA
IQ = 9mA
IQ = 4mA
IQ = 2.5mA
IQ = 1.5mA
10M
100M
1G
Frequency (Hz)
GAIN and PHASE vs FREQUENCY
vs TEMPERATURE
Low IQ
Wide BW
RL = 100Ω 10
RS = 50Ω 5
VO = 10mV 0
–5
–10
0
Wide BW
–15
–10
–20
–30
Low IQ
–40
TJ = –40°C
TJ = 25°C
TJ = 125°C
–50
1M
10M
100M
1G
Frequency (Hz)
0
–10
–20
–30
–40
–50
1M
GAIN and PHASE vs FREQUENCY
vs SOURCE RESISTANCE
RL = 100Ω 10
VO = 10mV 5
0
Wide BW
Low IQ
–5
–10
–15
Wide BW
Low IQ
RS = 0Ω
RS = 50Ω
RS = 100Ω
10M
100M
1G
Frequency (Hz)
0
–10
–20
–30
–40
–50
1M
GAIN and PHASE vs FREQUENCY
vs LOAD RESISTANCE
10
RS = 50Ω
VO = 10mV
5
0
Wide BW
Low IQ
–5
–10
–15
Low IQ
Wide BW
RL = 1kΩ
RL = 100Ω
RL = 50Ω
10M
100M
1G
Frequency (Hz)
0
–10
–20
–30
–40
–50
1M
GAIN and PHASE vs FREQUENCY
vs LOAD CAPACITANCE
Low IQ Mode
RL = 100Ω 10
RS = 50Ω 5
VO = 10mV 0
–5
–10
–15
CL = 0pF
CL = 50pF
CL = 200pF
CL = 1nF
10M
100M
1G
Frequency (Hz)
0
–10
–20
–30
–40
–50
1M
GAIN and PHASE vs FREQUENCY
vs LOAD CAPACITANCE
RL = 100Ω 10
RS = 50Ω 5
VO = 10mV 0
–5
Wide BW Mode
–10
–15
CL = 0
CL = 50pF
CL = 200pF
CL = 1nF
10M
100M
1G
Frequency (Hz)
®
BUF634
4
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