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LTC2055HVCDD#TRPBF

Description
Precision Amplifiers Dual Low Power Zero-Drift Op Amp
CategoryAnalog mixed-signal IC    Amplifier circuit   
File Size200KB,16 Pages
ManufacturerADI
Websitehttps://www.analog.com
Environmental Compliance
Download Datasheet Parametric View All

LTC2055HVCDD#TRPBF Overview

Precision Amplifiers Dual Low Power Zero-Drift Op Amp

LTC2055HVCDD#TRPBF Parametric

Parameter NameAttribute value
Brand NameAnalog Devices Inc
Is it lead-free?Contains lead
Is it Rohs certified?conform to
package instructionHVSON,
Contacts8
Manufacturer packaging code05-08-1698
Reach Compliance Codecompliant
Amplifier typeOPERATIONAL AMPLIFIER
Maximum average bias current (IIB)0.00015 µA
Nominal Common Mode Rejection Ratio130 dB
Maximum input offset voltage5 µV
JESD-30 codeS-PDSO-N8
JESD-609 codee3
length3 mm
Humidity sensitivity level1
Negative supply voltage upper limit-6 V
Nominal Negative Supply Voltage (Vsup)-5 V
Number of functions2
Number of terminals8
Maximum operating temperature70 °C
Minimum operating temperature
Package body materialPLASTIC/EPOXY
encapsulated codeHVSON
Package shapeSQUARE
Package formSMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE
Peak Reflow Temperature (Celsius)260
Certification statusNot Qualified
Maximum seat height0.8 mm
Nominal slew rate0.5 V/us
Supply voltage upper limit6 V
Nominal supply voltage (Vsup)5 V
surface mountYES
technologyCMOS
Temperature levelCOMMERCIAL
Terminal surfaceMatte Tin (Sn)
Terminal formNO LEAD
Terminal pitch0.5 mm
Terminal locationDUAL
Maximum time at peak reflow temperature30
Nominal Uniform Gain Bandwidth500 kHz
width3 mm
Base Number Matches1
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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