参数资料
型号: LT1990HS8#PBF
厂商: Linear Technology
文件页数: 13/16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 ~ 125°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
6
1990fb
±15V ELECTRICAL CHARACTERISTICS
VS = ±15V, RL = 10k, VCM = VREF = 0V, G = 1, 10, TA = 25°C, unless otherwise noted. (Note 6)
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
G
Gain
Pins 5 and 8 = Open
1
Pins 5 and 8 = VREF
10
G
Gain Error
VOUT = ±10V
LT1990, G = 1
0.4
0.6
%
LT1990A, G = 1
0.07
0.28
%
G = 10
0.2
0.8
%
GNL
Gain Nonlinearity
VOUT = ±10V
G = 1
0.0008
0.002
%
G = 10
0.005
0.02
%
VCM
Input Voltage Range
Guaranteed by CMRR
–250
250
V
CMRR
Common Mode Rejection Ratio, RTI
VCM = –250V to 250V
LT1990
60
68
dB
LT1990A
70
75
dB
VOS
Offset Voltage, RTI
G = 1, 10
0.9
5.2
mV
en
Input Noise Voltage, RTI
fO = 0.1Hz to 10Hz
22
VP-P
Noise Voltage Density, RTI
fO = 1kHz
1
V/√Hz
RIN
Input Resistance
Differential
2
M
Common Mode
0.5
M
PSRR
Power Supply Rejection Ratio, RTI
VS = ±1.35V to ±18V
82
100
dB
Minimum Supply Voltage
Guaranteed by PSRR
±1.2
±1.35
V
IS
Supply Current
140
180
A
VOUT
Output Voltage Swing
±14.5 ±14.79
V
LT1990H
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VOS
Input Offset Voltage, RTI
VS = 3V, 0V
G = 1, 10
5.2
mV
VS = 5V, 0V
G = 1, 10
5.2
mV
VOS/T
Input Offset Voltage Drift, RTI
(Note 10)
522
V/°C
VOSH
Input Offset Voltage Hysteresis, RTI
(Note 11)
250
V
PSRR
Power Supply Rejection Ratio, RTI
VS = 2.7V to 12.7V
VCM = VREF = 1.25V
75
dB
Minimum Supply Voltage
Guaranteed by PSRR
2.7
V
IS
Supply Current
(Note 8)
200
A
VOL
Output Voltage Swing LOW
–IN = V+, +IN = Half Supply (Note 8)
80
mV
VOH
Output Voltage Swing HIGH
–IN = 0V, +IN = Half Supply
VS = 3V, 0V, Below V
+
230
mV
VS = 5V, 0V, Below V+
275
mV
ISC
Output Short-Circuit Current
Short to GND (Note 9)
1mA
Short to V+ (Note 9)
5mA
The
denotes the specifications which apply over the temperature range of –40
°C ≤ TA ≤ 125°C. VS = 3V, 0V; VS = 5V, 0V; RL = 10k,
VCM = VREF = half supply, G = 1, 10, unless otherwise noted. (Notes 4, 6)
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