參數(shù)資料
型號： LT1228
廠商： Linear Technology Corporation
英文描述： 100MHz Current Feedback Amplifier with DC Gain Control(100MHz ，電流反饋放大器（帶直流增益控制）)
中文描述： 100MHz的電流反饋放大器的直流增益控制（100MHz時，電流反饋放大器（帶直流增益控制））
文件頁數(shù)： 3/20頁
文件大?。?/td> 357K
代理商： LT1228
3
LT1228
ELECTRICAL C
Current Feedback Amplifier, Pins 1, 6, 8.
±
5V
≤
V
S
≤
±
15V, I
SET
= 0
μ
A, V
CM
= 0V unless otherwise noted.
HARA TERISTICS
Transconductance Amplifier, Pins 1, 2, 3, 5.
±
5V
≤
V
S
≤
±
15V, I
SET
= 100
μ
A, V
CM
= 0V unless otherwise noted.
ELECTRICAL C
HARA TERISTICS
SYMBOL
V
OS
PARAMETER
Input Offset Voltage
CONDITIONS
I
SET
= 1mA, T
A
= 25
°
C
MIN
TYP
±
0.5
MAX
±
5
±
10
UNITS
mV
mV
μ
V/
°
C
G
Input Offset Voltage Drift
Input Offset Current
G
10
40
I
OS
T
A
= 25
°
C
200
500
1
5
nA
nA
μ
A
μ
A
G
I
B
Input Bias Current
T
A
= 25
°
C
0.4
G
e
n
R
IN
Input Noise Voltage Density
Input Resistance-Differential Mode
Input Resistance-Common Mode
f = 1kHz
V
IN
≈
±
30mV
V
S
=
±
15V, V
CM
=
±
12V
V
S
=
±
5V, V
CM
=
±
2V
20
200
1000
1000
3
±
14
nV/
√
Hz
G
30
50
50
k
M
M
pF
G
G
C
IN
Input Capacitance
Input Voltage Range
V
S
=
±
15V, T
A
= 25
°
C
V
S
=
±
15V
V
S
=
±
5V, T
A
= 25
°
C
V
S
=
±
5V
±
13
±
12
±
3
±
2
V
V
V
V
G
±
4
G
SYMBOL
A
V
PARAMETER
Large-Signal Voltage Gain
CONDITIONS
V
S
=
±
15V, V
OUT
=
±
10V, R
LOAD
= 1k
V
S
=
±
5V, V
OUT
=
±
2V, R
LOAD
= 150
V
S
=
±
15V, V
OUT
=
±
10V, R
LOAD
= 1k
V
S
=
±
5V, V
OUT
=
±
2V, R
LOAD
= 150
V
S
=
±
15V, R
LOAD
= 400
, T
A
= 25
°
C
MIN
55
55
100
100
±
12
±
10
±
3
±
2.5
30
25
TYP
65
65
200
200
±
13.5
MAX
UNITS
G
G
dB
dB
k
k
R
OL
Transresistance,
V
OUT
/
I
IN–
G
G
V
OUT
Maximum Output Voltage Swing
V
V
V
V
G
V
S
=
±
5V, R
LOAD
= 150
, T
A
= 25
°
C
±
3.7
G
I
OUT
Maximum Output Current
R
LOAD
= 0
, T
A
= 25
°
C
65
125
125
11
mA
mA
mA
V/
μ
s
V/
μ
s
ns
MHz
ns
ns
G
I
s
SR
SR
t
r
BW
t
r
Supply Current
Slew Rate (Notes 3 and 5)
Slew Rate
Rise Time (Notes 4 and 5)
Small-Signal Bandwidth
Small-Signal Rise Time
Propagation Delay
Small-Signal Overshoot
Settling Time
Differential Gain (Note 6)
Differential Phase (Note 6)
Differential Gain (Note 6)
Differential Phase (Note 6)
V
OUT
= 0V, I
SET
= 0V
T
A
= 25
°
C
V
S
=
±
15V, R
F
= 750
, R
G
= 750
, R
L
= 400
T
A
= 25
°
C
V
S
=
±
15V, R
F
= 750
, R
G
= 750
, R
L
= 100
V
S
=
±
15V, R
F
= 750
, R
G
= 750
, R
L
= 100
V
S
=
±
15V, R
F
= 750
, R
G
= 750
, R
L
= 100
V
S
=
±
15V, R
F
= 750
, R
G
= 750
, R
L
= 100
0.1%, V
OUT
= 10V, R
F
=1k, R
G
= 1k, R
L
=1k
V
S
=
±
15V, R
F
= 750
, R
G
= 750
, R
L
= 1k
V
S
=
±
15V, R
F
= 750
, R
G
= 750
, R
L
= 1k
V
S
=
±
15V, R
F
= 750
, R
G
= 750
, R
L
= 150
V
S
=
±
15V, R
F
= 750
, R
G
= 750
, R
L
= 150
G
6
300
500
3500
10
100
3.5
3.5
15
45
0.01
0.01
0.04
0.1
20
%
ns
%
t
s
DEG
%
DEG
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