参数资料
型号: LT1990AIS8#PBF
厂商: Linear Technology
文件页数: 11/16页
文件大小: 0K
描述: IC AMP DIFF +/-250V MCRPWR 8SOIC
标准包装: 100
放大器类型: 差分
电路数: 1
输出类型: 满摆幅
转换速率: 0.55 V/µs
-3db带宽: 105kHz
电压 - 输入偏移: 900µV
电流 - 电源: 140µA
电流 - 输出 / 通道: 22mA
电压 - 电源,单路/双路(±): 2.7 V ~ 36 V,±1.35 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
LT1990
4
1990fb
3V/5V ELECTRICAL CHARACTERISTICS
The
denotes the specifications which apply over the temperature range of 0
°C TA 70°C. VS = 3V, 0V; VS = 5V, 0V; RL = 10k,
VCM = VREF = half supply, G = 1, 10, unless otherwise noted. (Notes 4, 6)
The
denotes the specifications which apply over the temperature range of –40
°C ≤ TA ≤ 85°C. VS = 3V, 0V; VS = 5V, 0V; RL = 10k,
VCM = VREF = half supply, G = 1, 10, unless otherwise noted. (Notes 4, 6)
LT1990C/LT1990I
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VOS
Input Offset Voltage, RTI
VS = 3V, 0V
G = 1, 10
4.1
mV
VS = 5V, 0V
G = 1, 10
4.1
mV
VOS/T
Input Offset Voltage Drift, RTI
(Note 10)
522
V/°C
VOSH
Input Offset Voltage Hysteresis, RTI
(Note 11)
230
V
PSRR
Power Supply Rejection Ratio, RTI
VS = 2.7V to 12.7V
VCM = VREF = 1.25V
G = 1, 10
78
dB
Minimum Supply Voltage
Guaranteed by PSRR
2.7
V
IS
Supply Current
(Note 8)
150
A
VOL
Output Voltage Swing LOW
–IN = V+, +IN = Half Supply (Note 8)
60
mV
VOH
Output Voltage Swing HIGH
–IN = 0V, +IN = Half Supply
VS = 3V, 0V, Below V+
180
mV
VS = 5V, 0V, Below V+
205
mV
ISC
Output Short-Circuit Current
Short to GND (Note 9)
3mA
Short to V+ (Note 9)
11
mA
LT1990C/LT1990I
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
G
Gain Error
VOUT = 0.5V to (+VS) – 0.75V
LT1990, G = 1
0.67
%
LT1990A, G = 1
0.35
%
G = 10
0.95
%
G/T
Gain vs Temperature
G = 1 (Note 10)
2
10
ppm/
°C
G = 10 (Note 10)
7
20
ppm/
°C
VCM
Input Voltage Range
Guaranteed by CMRR
VS = 3V, 0V, VREF = 1.25V
–5
25
V
VS = 5V, 0V, VREF = 1.25V
–5
80
V
VS = 5V, 0V, VREF = 2.5V
–37
48
V
CMRR
Common Mode Rejection Ratio, RTI
VS = 3V, 0V (Note 7)
VCM = –5V to 25V, VREF = 1.25V
LT1990
57
dB
LT1990A
67
dB
VS = 5V, 0V
VCM = –5V to 80V, VREF = 1.25V
LT1990
57
dB
LT1990A
67
dB
VS = 5V, 0V (Note 7)
VCM = –38V to 47V, VREF = 2.5V
LT1990
57
dB
LT1990A
67
dB
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