Datasheet Linear Technology LT1970

ManufacturerLinear Technology
SeriesLT1970

500mA Power Op Amp with Adjustable Precision Current Limit

Datasheets

Datasheet LT1970
PDF, 402 Kb, Language: en, File uploaded: Aug 6, 2017, Pages: 26
500mA Power Op Amp with Adjustable Precision Current Limit
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Prices

Packaging

LT1970CFE#PBFLT1970CFE#TRPBFLT1970IFE#PBFLT1970IFE#TRPBF
N1234
PackageTSSOP-20
Package Outline Drawing
TSSOP-20
Package Outline Drawing
TSSOP-20
Package Outline Drawing
TSSOP-20
Package Outline Drawing
Package CodeFEFEFEFE
Package Index05-08-1663 (CA)05-08-1663 (CA)05-08-1663 (CA)05-08-1663 (CA)
Pin Count20202020

Parametrics

Parameters / ModelsLT1970CFE#PBFLT1970CFE#TRPBFLT1970IFE#PBFLT1970IFE#TRPBF
Av Min Stable, V/V1111
Avol, dB44444444
Common Mode Rejection Ratio, dB105105105105
Number of Channels1111
Cload, pF10000100001000010000
Design ToolsLTspice ModelLTspice ModelLTspice ModelLTspice Model
Enoise Density, nV/rtHz15151515
Export Controlnononono
GBW, MHz3.63.63.63.6
Ibias, nA160160160160
Inoise, pA/rtHz3333
Ios, µA0.10.10.10.1
Iout, mA800800800800
Isupply, mA7777
LF Enoise, µVPP3333
Operating Temperature Range, °C0 to 700 to 70-40 to 85-40 to 85
Over-the-Topnononono
PSRR, dB130130130130
Rail-to-Rail Innononono
Rail-to-Rail Outnononono
SR, V/µs1.61.61.61.6
Shutdownnononono
Single Supplynononono
Ts (0.1%), ns8000800080008000
TypeVFBVFBVFBVFB
VinCM High (from V+), V1.41.41.41.4
VinCM Low (from V-), V0.50.50.50.5
Voh (from V+), V1.71.71.71.7
Vol (from V-), V1.91.91.91.9
Vos, mV0.20.20.20.2
Vos TC, µV/C4444
Vs Max, V36363636
Vs Min, V5555

Eco Plan

LT1970CFE#PBFLT1970CFE#TRPBFLT1970IFE#PBFLT1970IFE#TRPBF
RoHSCompliantCompliantCompliantCompliant

Design Notes

  • The LT1970 Op Amp Provides On-The-Fly Adjustable Current Limit for Flexibility and Load Protection in High Current Applications &mdash DN298
    PDF, 88 Kb, File published: Oct 3, 2002
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Articles

  • Power Op Amp Protects Load Circuitry with Precise Current Limiting &mdash LT Journal
    PDF, 241 Kb, File published: Aug 9, 2004
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  • A Linear Thermoelectric Cooler Temperature Controller for Fiber Optic Lasers &mdash LT Journal
    PDF, 197 Kb, File published: Mar 1, 2001
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Model Line

Manufacturer's Classification

  • Signal Conditioning > Amplifiers > Operational Amplifiers (Op Amps) > High Output Current Amplifiers (>100mA) | High Voltage Amplifiers (>12V)
EMS supplier