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LTC2055CDD#PBF

产品描述IC OPAMP CHOPPER 500KHZ RRO 8DFN
产品类别模拟混合信号IC    放大器电路   
文件大小200KB,共16页
制造商Linear ( ADI )
官网地址http://www.analog.com/cn/index.html
标准
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LTC2055CDD#PBF概述

IC OPAMP CHOPPER 500KHZ RRO 8DFN

LTC2055CDD#PBF规格参数

参数名称属性值
Brand NameLinear Technology
是否Rohs认证符合
零件包装代码DFN
包装说明HVSON, SOLCC8,.11,20
针数8
制造商包装代码DD
Reach Compliance Codecompliant
ECCN代码EAR99
放大器类型OPERATIONAL AMPLIFIER
最大平均偏置电流 (IIB)0.00015 µA
最小共模抑制比115 dB
标称共模抑制比130 dB
最大输入失调电流 (IIO)0.0003 µA
最大输入失调电压3 µV
JESD-30 代码S-PDSO-N8
JESD-609代码e3
长度3 mm
低-偏置YES
低-失调YES
微功率YES
湿度敏感等级1
功能数量2
端子数量8
最高工作温度70 °C
最低工作温度
封装主体材料PLASTIC/EPOXY
封装代码HVSON
封装等效代码SOLCC8,.11,20
封装形状SQUARE
封装形式SMALL OUTLINE
认证状态Not Qualified
座面最大高度0.8 mm
标称压摆率0.5 V/us
最大压摆率0.15 mA
标称供电电压 (Vsup)3 V
表面贴装YES
温度等级COMMERCIAL
端子面层Matte Tin (Sn)
端子形式NO LEAD
端子节距0.5 mm
端子位置DUAL
标称均一增益带宽500 kHz
最小电压增益120
宽度3 mm
Base Number Matches1

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FEATURES
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LTC2054/LTC2055
Single/Dual Micropower
Zero-Drift Operational Amplifiers
DESCRIPTION
The LTC
®
2054/LTC2055 are low power, low noise, single/
dual, zero-drift operational amplifiers with an extended
temperature version (LTC2054MP) that has guaranteed
specifications from –55°C to 150°C. They are available
in TSOT-23 (ThinSOT™) and MS8 packages. For space
limited applications, the LTC2055 is also available in a
3mm
×
3mm
×
0.8mm dual fine pitch leadless package
(DFN). They operate from a single 2.7V minimum supply
and support ± 5V applications. The current consumption
is typically 150μA for the LTC2054 and 130μA/amp for
the LTC2055.
The LTC2054/LTC2055, despite their miniature size, feature
uncompromising DC performance. The maximum input
offset voltage and offset drift are 3.0μV and 30nV/°C over
the –40°C to 85°C industrial temperature range. The almost
zero DC offset and drift are supported with a power supply
rejection ratio (PSRR) and common mode rejection ratio
(CMRR) of 130dB (typ).
The input common mode voltage ranges from the negative
supply up to typically 0.5V below the positive supply. The
open-loop gain is typically 140dB. The LTC2054/LTC2055
also feature a 1.6μV
P-P
DC to 10Hz noise and a 500kHz
gain-bandwidth product.
L,
LT, LTC, LTM, Linear Technology and the Linear logo are registered trademarks of Linear
Technology Corporation. ThinSOT is a trademark of Linear Technology Corporation. All other
trademarks are the property of their respective owners.
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Supply Current 150μA (Max per Amplifier)
Guaranteed from –40°C to 85°C
Offset Voltage 3μV (Max, –40°C to 85°C)
Offset Voltage Drift 30nV/°C (Max, –40°C to 85°C)
Guaranteed Specifications from –55°C to 150°C
(LTC2054MP)
Common Mode Input Range from V
to V
+
– 0.5V
Output Swings Rail-to-Rail
Voltage Gain: 140dB (Typ)
PSRR and CMRR: 130dB (Typ)
Input Bias Current: 1pA (Typ, 25°C)
Noise: 1.6μV
P-P
(0.01Hz to 10Hz Typ)
Supply Operation:
2.7V to 6V (LTC2054/LTC2055)
2.7V to ±5.5V (LTC2054HV/LTC2055HV)
Low Profile (1mm) TSOT-23, MS8 and
3mm
×
3mm
×
0.8mm DFN Packages
APPLICATIONS
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Thermocouple Amplifiers
Electronic Scales
Medical Instrumentation
Strain Gauge Amplifiers
High Resolution Data Acquisition
DC Accurate RC Active Filters
Low Side Current Sense
Battery-Powered Systems
TYPICAL APPLICATION
–48V Low Side Precision Current Sense
10
Q1
ZETEX
ZVN3320F
100Ω
1%
39k
0.1μF
5V
V
OS
(μV)
10k
1%
8
6
4
2
0
–2
–4
–6
–8
V
OS
vs Temperature
V
S
= ±5V
LTC2054
0.01μF
LTC2054
V
OUT
= 100V
SENSE
+
0.1μF
+
BZX84C5V1
V
Z
= 5.1
–48V SUPPLY
100Ω
0.003Ω
1% 3W
I
SENSE
, V
SENSE
+
20545 TA01
–48V LOAD
–10
–55
–20
15
50
85
120
155
TEMPERATURE (°C)
20545 TA01b
20545fc
1

 
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