参数资料
型号: LT1497CS8#TR
厂商: Linear Technology
文件页数: 9/12页
文件大小: 0K
描述: IC OPAMP CFA DUAL 50MHZ 8SOIC
标准包装: 2,500
放大器类型: 电流反馈
电路数: 2
转换速率: 900 V/µs
-3db带宽: 50MHz
电流 - 输入偏压: 7µA
电压 - 输入偏移: 3000µV
电流 - 电源: 7mA
电流 - 输出 / 通道: 220mA
电压 - 电源,单路/双路(±): 4 V ~ 30 V,±2 V ~ 15 V
工作温度: 0°C ~ 70°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: 带卷 (TR)
6
LT1497
TYPICAL PERFORMANCE CHARACTERISTICS
UW
Differential Phase
vs Supply Voltage
SUPPLY VOLTAGE (
±V)
5
DIFFERENTIAL
PHASE
(DEG)
0.3
0.4
0.5
13
1497 G07
0.2
0.1
0
7
9
11
15
RF = RG = 510
AV = 2
AMPLIFIER OUTPUT = 2V PEAK
RL = 50
RL = 150
RL = 1k
Output Saturation Voltage
vs Junction Temperature,
±15V
TEMPERATURE (
°C)
–50
–3
–2
V +
V
25
75
1497 G10
3
2
–25
0
50
100
125
1
–1
OUTPUT
SATURATION
VOLTAGE
(V)
VS = ±15V
IL = 50mA
IL = 125mA
IL = 75mA
IL = 100mA
Output Saturation Voltage
vs Junction Temperature,
±2.5V
TEMPERATURE (
°C)
–50
–3
–2
V +
V
25
75
1497 G12
3
2
–25
0
50
100
125
1
–1
OUTPUT
SATURATION
VOLTAGE
(V)
VS = ±2.5V
IL = 25mA
IL = 75mA
IL = 50mA
Maximum Capacitive Load
vs Feedback Resistor
FEEDBACK RESISTOR (k
)
10
CAPACITIVE
LOAD
(pF)
1000
10000
02
3
1497 G09
1
100
RL = 1k
AV = 2
PEAKING
≤ 5dB
VS = ±5V
VS = ±15V
Differential Gain
vs Supply Voltage
SUPPLY VOLTAGE (
±V)
5
DIFFERENTIAL
GAIN
(%)
0.3
0.4
0.5
13
1497 G08
0.2
0.1
0
7
9
11
15
RF = RG = 510
AV = 2
AMPLIFIER OUTPUT = 2V PEAK
RL = 50
RL = 150
RL = 1k
Output Saturation Voltage
vs Junction Temperature,
±5V
TEMPERATURE (
°C)
–50
–3
–2
V +
V
25
75
1497 G11
3
2
–25
0
50
100
125
1
–1
OUTPUT
SATURATION
VOLTAGE
(V)
VS = ±5V
IL = 50mA
IL = 125mA
IL = 75mA
IL = 100mA
Supply Current
vs Ambient Temperature
Input Common Mode Limit
vs Junction Temperature
TEMPERATURE (
°C)
–50
7.0
7.5
8.5
25
75
1497 G13
6.5
6.0
–25
0
50
100
125
5.5
5.0
8.0
SUPPLY
CURRENT
PER
AMPLIFIER
(mA)
VS = ±2.5V
VS = ±5V
VS = ±15V
TEMPERATURE (
°C)
–50
–1.5
–1.0
V +
V
25
75
1497 G14
1.5
1.0
–25
0
50
100
125
0.5
– 0.5
COMMON
MODE
RANGE
(V)
V + = 2V TO 18V
V = – 2V TO –18V
Output Short-Circuit Current
vs Junction Temperature
TEMPERATURE (
°C)
–50
200
250
350
0
25
75
1497 G15
150
100
–25
0
50
100
125
50
300
OUTPUT
SHORT-CIRCUIT
CURRENT
(mA)
VS = ±15V
RL = 1
SINKING
SOURCING
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