VCM = 0V, ±2.5V ≤ VS " />
參數(shù)資料
型號: LT1497CS8
廠商: Linear Technology
文件頁數(shù): 6/12頁
文件大小: 0K
描述: IC CURRNT FEEDBCK AMP DUAL 8SOIC
標準包裝: 100
放大器類型: 電流反饋
電路數(shù): 2
轉(zhuǎn)換速率: 900 V/µs
-3db帶寬: 50MHz
電流 - 輸入偏壓: 7µA
電壓 - 輸入偏移: 3000µV
電流 - 電源: 7mA
電流 - 輸出 / 通道: 220mA
電壓 - 電源,單路/雙路(±): 4 V ~ 30 V,±2 V ~ 15 V
工作溫度: 0°C ~ 70°C
安裝類型: 表面貼裝
封裝/外殼: 8-SOIC(0.154",3.90mm 寬)
供應(yīng)商設(shè)備封裝: 8-SO
包裝: 管件
3
LT1497
ELECTRICAL CHARACTERISTICS
VCM = 0V, ±2.5V ≤ VS ≤ ±15V (LT1497CS), ±2.5V ≤ VS ≤ ±5V (LT1497CS8), pulse tested unless otherwise noted.
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Input Voltage Range
VS = ±15V
q
±13
±14
V
VS = ±5V
q
±3.0
±4.0
V
VS = ±2.5V
q
±0.5
±1.5
V
CMRR
Common Mode Rejection Ratio
VS = ±15V, VCM = ±13V, TA = 25°C55
62
dB
q
53
dB
VS = ±5V, VCM = ±3V, TA = 25°C54
60
dB
q
52
dB
VS = ±2.5V, VCM = ±0.5V, TA = 25°C52
56
dB
q
50
dB
Inverting Input Current
VS = ±15V, VCM = ±13V
q
2.0
10
A/V
Common Mode Rejection
VS = ±5V, VCM = ±3V
q
2.5
10
A/V
VS = ±2.5V, VCM = ±0.5V
q
3.0
10
A/V
PSRR
Power Supply Rejection Ratio
VS = ±2V to ±15V, TA = 25°C66
76
dB
q
63
dB
VS = ±2V to ±5V, TA = 25°C66
76
dB
q
63
dB
Noninverting Input Current
VS = ±2V to ±15V
q
5
50
nA/V
Power Supply Rejection
VS = ±2V to ±5V
q
5
50
nA/V
Inverting Input Current
VS = ±2V to ±15V
q
0.1
2
A/V
Power Supply Rejection
VS = ±2V to ±5V
q
0.1
2
A/V
AVOL
Large-Signal Voltage Gain
VS = ± 15V, VOUT = ±10V, RL = 150
q
66
80
dB
VS = ±5V, VOUT = ±2.5V, RL = 50
q
66
80
dB
VS = ±2.5V, VOUT = ±0.5V, RL = 50
q
66
80
dB
ROL
Transresistance,
VOUT/IIN–
VS = ±15V, VOUT = ±10V, RL = 150
q
100
500
k
VS = ±5V, VOUT = ±2.5V, RL = 50
q
100
500
k
VS = ±2.5V, VOUT = ±0.5V, RL = 50
q
100
300
k
VOUT
Maximum Output Swing
VS = ±15V, RL = 150, TA = 25°C
±12.80 ±13.15
V
q
±12.60
V
VS = ±15V, IL = ±100mA, TA = 25°C
±12.65
±13.0
V
q
±12.55
V
VS = ±5V, RL = 50, TA = 25°C
±3.20
±3.45
V
q
±3.10
V
VS = ±5V, IL = ±100mA, TA = 25°C
±2.75
±3.10
V
q
±2.65
V
VS = ±2.5V, RL = 50, TA = 25°C
±1.25
±1.45
V
q
±1.15
V
VS = ±2.5V, IL = ±50mA, TA = 25°C
±1.00
±1.15
V
q
±0.90
V
IOUT
Maximum Output Current
RL = 1, VS = ±15V
q
±125
±220
mA
RL = 1, VS = ±5V
q
±125
±220
mA
RL = 1, VS = ±2.5V
±140
mA
IS
Supply Current per Amplifier
VS = ±2.5V to ±5V, TA = 25°C
6.0
7.0
mA
q
8.0
mA
VS = ±15V, TA = 25°C
7.0
9.0
mA
q
10.5
mA
Channel Separation
VS = ±15V, VOUT = ±10V, RL = 150
q
100
120
dB
VS = ±5V, VOUT = ±2.5V, RL = 50
q
100
115
dB
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