参数资料
| 型号： | LT1228IS8#PBF |
| 厂商： | Linear Technology |
| 文件页数： | 16/22页 |
| 文件大小： | 0K |
| 描述： | IC CRNT FEEDBK AMP 100MHZ 8SOIC |
| 标准包装： | 100 |
| 放大器类型： | 电流反馈 |
| 电路数： | 1 |
| 转换速率： | 3500 V/µs |
| -3db带宽： | 100MHz |
| 电流 - 输入偏压： | 10µA |
| 电压 - 输入偏移： | 3000µV |
| 电流 - 电源： | 6mA |
| 电流 - 输出 / 通道： | 125mA |
| 电压 - 电源，单路/双路(±)： | 4 V ~ 36 V，±2 V ~ 18 V |
| 工作温度： | -40°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 8-SOIC（0.154"，3.90mm 宽） |
| 供应商设备封装： | 8-SO |
| 包装： | 管件 |
LT1228
3
1228fd
ELECTRICAL CHARACTERISTICS The
l
denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. Current Feedback Amplifier, Pins 1, 6, 8. ±5V ≤ VS ≤ ±15V, ISET = 0A,
VCM = 0V unless otherwise noted.
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
RIN
Input Resistance
VIN = ±13V, VS = ±15V
VIN = ±3V, VS = ±5V
l
2
25
M
CIN
Input Capacitance (Note 3)
VS = ±5V
6
pF
Input Voltage Range
VS = ±15V, TA = 25°C
l
±13
±12
±13.5
V
VS = ±5V, TA = 25°C
l
±3
±2
±3.5
V
CMRR
Common Mode Rejection Ratio
VS = ±15V, VCM = ±13V, TA = 25°C
VS = ±15V, VCM = ±12V
VS = ±5V, VCM = ±3V, TA = 25°C
VS = ±5V, VCM = ±2V
l
55
69
dB
Inverting Input Current Common
Mode Rejection
VS = ±15V, VCM = ±13V, TA = 25°C
VS = ±15V, VCM = ±12V
VS = ±5V, VCM = ±3V, TA = 25°C
VS = ±5V, VCM = ±2V
l
2.5
10
A/V
PSRR
Power Supply Rejection Ratio
VS = ±2V to ±15V, TA = 25°C
VS = ±3V to ±15V
l
60
80
dB
Noninverting Input Current Power
Supply Rejection
VS = ±2V to ±15V, TA = 25°C
VS = ±3V to ±15V
l
10
50
nA/V
Inverting Input Current Power Supply
Rejection
VS = ±2V to ±15V, TA = 25°C
VS = ±3V to ±15V
l
0.1
5
A/V
AV
Large-Signal Voltage Gain
VS = ±15V, VOUT = ±10V, RLOAD = 1k
VS = ±5V, VOUT = ±2V, RLOAD = 150
l
55
65
dB
ROL
Transresistance, VOUT/IIN–
VS = ±15V, VOUT = ±10V, RLOAD = 1k
VS = ±5V, VOUT = ±2V, RLOAD = 150
l
100
200
k
kΩ
VOUT
Maximum Output Voltage Swing
VS = ±15V, RLOAD = 400, TA = 25°C
l
±12
±10
±13.5
V
VS = ±5V, RLOAD = 150, TA = 25°C
l
±3
±2.5
±3.7
V
IOUT
Maximum Output Current
RLOAD = 0, TA = 25°C
l
30
25
65
125
mA
IS
Supply Current
VOUT = 0V, ISET = 0V
l
6
11
mA
SR
Slew Rate (Notes 4 and 6)
TA = 25°C
300
500
V/s
SR
Slew Rate
VS = ±15V, RF = 750, RG = 750, RL = 400
3500
V/s
tr
Rise Time (Notes 5 and 6)
TA = 25°C
10
20
ns
BW
Small-Signal Bandwidth
VS = ±15V, RF = 750, RG = 750, RL = 100
100
MHz
tr
Small-Signal Rise Time
VS = ±15V, RF = 750, RG = 750, RL = 100
3.5
ns
Propagation Delay
VS = ±15V, RF = 750, RG = 750, RL = 100
3.5
ns
Small-Signal Overshoot
VS = ±15V, RF = 750, RG = 750, RL = 100
15
%
tS
Settling Time
0.1%, VOUT = 10V, RF =1k, RG = 1k, RL =1k
45
ns
Differential Gain (Note 7)
VS = ±15V, RF = 750, RG = 750, RL = 1k
0.01
%
Differential Phase (Note 7)
VS = ±15V, RF = 750, RG = 750, RL = 1k
0.01
DEG
Differential Gain (Note 7)
VS = ±15V, RF = 750, RG = 750, RL = 150Ω
0.04
%
Differential Phase (Note 7)
VS = ±15V, RF = 750, RG = 750, RL = 150Ω
0.1
DEG
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