Datasheet Analog Devices LT3991

ManufacturerAnalog Devices
SeriesLT3991

55V, 1.2A Step-Down Regulator with 2.8μA Quiescent Current

Datasheets

Datasheet LT3991, LT3991-3.3, LT3991-5
PDF, 398 Kb, Language: en, File uploaded: Sep 19, 2017, Pages: 24
55V, 1.2A Step-Down Regulator with 2.8μA Quiescent Current
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Prices

Status

LT3991EDD#PBFLT3991EDD#TRPBFLT3991EMSE#PBFLT3991EMSE#TRPBFLT3991EMSE-3.3#PBFLT3991EMSE-3.3#TRPBFLT3991EMSE-5#PBFLT3991EMSE-5#TRPBFLT3991IDD#PBFLT3991IDD#TRPBFLT3991IMSE#PBFLT3991IMSE#TRPBFLT3991IMSE-3.3#PBFLT3991IMSE-3.3#TRPBFLT3991IMSE-5#PBFLT3991IMSE-5#TRPBF
Lifecycle StatusProduction (Appropriate for new designs but newer alternatives may exist)Production (Appropriate for new designs but newer alternatives may exist)Production (Appropriate for new designs but newer alternatives may exist)Production (Appropriate for new designs but newer alternatives may exist)Production (Appropriate for new designs but newer alternatives may exist)Production (Appropriate for new designs but newer alternatives may exist)Production (Appropriate for new designs but newer alternatives may exist)Production (Appropriate for new designs but newer alternatives may exist)Production (Appropriate for new designs but newer alternatives may exist)Production (Appropriate for new designs but newer alternatives may exist)Production (Appropriate for new designs but newer alternatives may exist)Production (Appropriate for new designs but newer alternatives may exist)Production (Appropriate for new designs but newer alternatives may exist)Production (Appropriate for new designs but newer alternatives may exist)Production (Appropriate for new designs but newer alternatives may exist)Production (Appropriate for new designs but newer alternatives may exist)

Packaging

LT3991EDD#PBFLT3991EDD#TRPBFLT3991EMSE#PBFLT3991EMSE#TRPBFLT3991EMSE-3.3#PBFLT3991EMSE-3.3#TRPBFLT3991EMSE-5#PBFLT3991EMSE-5#TRPBFLT3991IDD#PBFLT3991IDD#TRPBFLT3991IMSE#PBFLT3991IMSE#TRPBFLT3991IMSE-3.3#PBFLT3991IMSE-3.3#TRPBFLT3991IMSE-5#PBFLT3991IMSE-5#TRPBF
Package10-Lead DFN (3mm x 3mm w/ EP)10-Lead DFN (3mm x 3mm w/ EP)10-Lead MSOP w/ EP10-Lead MSOP w/ EP10-Lead MSOP w/ EP10-Lead MSOP w/ EP10-Lead MSOP w/ EP10-Lead MSOP w/ EP10-Lead DFN (3mm x 3mm w/ EP)10-Lead DFN (3mm x 3mm w/ EP)10-Lead MSOP w/ EP10-Lead MSOP w/ EP10-Lead MSOP w/ EP10-Lead MSOP w/ EP10-Lead MSOP w/ EP10-Lead MSOP w/ EP
Pins10101010101010101010101010101010
Package Code05-08-169905-08-169905-08-166405-08-166405-08-166405-08-166405-08-166405-08-166405-08-169905-08-169905-08-166405-08-166405-08-166405-08-166405-08-166405-08-1664

Parametrics

Parameters / ModelsLT3991EDD#PBFLT3991EDD#TRPBFLT3991EMSE#PBFLT3991EMSE#TRPBFLT3991EMSE-3.3#PBFLT3991EMSE-3.3#TRPBFLT3991EMSE-5#PBFLT3991EMSE-5#TRPBFLT3991IDD#PBFLT3991IDD#TRPBFLT3991IMSE#PBFLT3991IMSE#TRPBFLT3991IMSE-3.3#PBFLT3991IMSE-3.3#TRPBFLT3991IMSE-5#PBFLT3991IMSE-5#TRPBF
Number of Outputs1111111111111111
Operating Temperature Range, °C-40 to 125-40 to 125-40 to 125-40 to 125-40 to 125-40 to 125-40 to 125-40 to 125-40 to 125-40 to 125-40 to 125-40 to 125-40 to 125-40 to 125-40 to 125-40 to 125
Output Current(typ), A1.21.21.21.21.21.21.21.21.21.21.21.21.21.21.21.2
SynchronousNoNoNoNoNoNoNoNoNoNoNoNoNoNoNoNo
Vin(max), V55555555555555555555555555555555
Vin(min), V4.34.34.34.34.34.34.34.34.34.34.34.34.34.34.34.3
Vout Min(typ), V1.191.191.191.191.191.191.191.191.191.191.191.191.191.191.191.19

Eco Plan

LT3991EDD#PBFLT3991EDD#TRPBFLT3991EMSE#PBFLT3991EMSE#TRPBFLT3991EMSE-3.3#PBFLT3991EMSE-3.3#TRPBFLT3991EMSE-5#PBFLT3991EMSE-5#TRPBFLT3991IDD#PBFLT3991IDD#TRPBFLT3991IMSE#PBFLT3991IMSE#TRPBFLT3991IMSE-3.3#PBFLT3991IMSE-3.3#TRPBFLT3991IMSE-5#PBFLT3991IMSE-5#TRPBF
RoHSCompliantCompliantCompliantCompliantCompliantCompliantCompliantCompliantCompliantCompliantCompliantCompliantCompliantCompliantCompliantCompliant

Model Line

Manufacturer's Classification

  • Power Management > High Input Voltage Buck | Micropower Buck Regulators | Internal Power Switch Buck
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