参数资料
型号: LT1990AHS8#TRPBF
厂商: Linear Technology
文件页数: 9/16页
文件大小: 0K
描述: IC AMP DIFF +/-250V MCRPWR 8SOIC
标准包装: 2,500
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: 带卷 (TR)
LT1990
2
1990fb
Order Options Tape and Reel: Add #TR
Lead Free: Add #PBF
Lead Free Tape and Reel: Add #TRPBF
Lead Free Part Marking: http://www.linear.com/leadfree/
S8 PART MARKING
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 = 0.5V to (+Vs) –0.75V
LT1990, G = 1
0.4
0.6
%
LT1990A, G = 1
0.07
0.28
%
G = 10, VS = 5V, 0V
0.2
0.8
%
GNL
Gain Nonlinearity
VS = 5V, 0V; VOUT = 0.5V to 4.25V
G = 1
0.001
0.005
%
G = 10
0.01
%
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
–38
47
V
CMRR
Common Mode Rejection Ratio
VS = 3V, 0V (Note 7)
RTI (Referred to Input)
VCM = –5V to 25V, VREF = 1.25V
LT1990
60
68
dB
LT1990A
70
75
dB
VS = 5V, 0V
VCM = –5V to 80V, VREF = 1.25V
LT1990
60
68
dB
LT1990A
70
75
dB
VS = 5V, 0V (Note 7)
VCM = –38V to 47V, VREF = 2.5V
LT1990
60
68
dB
LT1990A
70
75
dB
Total Supply Voltage (V+ to V) ............................... 36V
Input Voltage Range
Continuous ......................................................
±250V
Transient (0.1s) ...............................................
±350V
Differential .......................................................
±500V
Output Short-Circuit Duration (Note 3) ............ Indefinite
Operating Temperature Range (Note 4)
LT1990C .............................................. –40
°C to 85°C
LT1990I ............................................... –40
°C to 85°C
LT1990H ........................................... –40
°C to 125°C
Specified Temperature Range (Note 5)
LT1990C .............................................. –40
°C to 85°C
LT1990I ............................................... –40
°C to 85°C
LT1990H ........................................... –40
°C to 125°C
Junction Temperature ........................................... 150
°C
Storage Temperature Range .................. –65
°C to 150°C
Lead Temperature (Soldering, 10 sec.)................. 300
°C
ORDER PART NUMBER
1990
1990I
1990H
1990A
1990AI
1990AH
LT1990CS8
LT1990IS8
LT1990HS8
LT1990ACS8
LT1990AIS8
LT1990AHS8
ABSOLUTE
AXI U
RATI GS
W
WW
U
PACKAGE/ORDER I FOR ATIO
UU
W
3V/5V ELECTRICAL CHARACTERISTICS
VS = 3V, 0V; VS = 5V, 0V; RL = 10k, VCM = VREF = half supply, G = 1, 10, TA = 25°C, unless otherwise noted. (Note 6)
(Notes 1, 2)
Consult LTC Marketing for parts specified with wider operating temperature ranges.
TJMAX = 150°C, θJA = 190°C/W
TOP VIEW
GAIN1
V+
OUT
GAIN2
REF
–IN
+IN
V
S8 PACKAGE
8-LEAD PLASTIC SO
1
2
3
4
8
7
6
5
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