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TO-263 (KTW)
Integrated Circuits (ICs)

LM2590HVS-ADJ/NOPB

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Texas Instruments

SIMPLE SWITCHER POWER CONVERTER 150 KHZ 1A STEP-DOWN VOLTAGE REGULATOR WITH FEATURES

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TO-263 (KTW)
Integrated Circuits (ICs)

LM2590HVS-ADJ/NOPB

Active
Texas Instruments

SIMPLE SWITCHER POWER CONVERTER 150 KHZ 1A STEP-DOWN VOLTAGE REGULATOR WITH FEATURES

Technical Specifications

Parameters and characteristics for this part

SpecificationLM2590HVS-ADJ/NOPB
Current - Output1 A
FunctionStep-Down
Mounting TypeSurface Mount
Number of Outputs1
Operating Temperature [Max]125 ¯C
Operating Temperature [Min]-40 °C
Output ConfigurationPositive
Output TypeAdjustable
Package / CaseD2PAK (7 Leads + Tab), TO-263-8, TO-263CA
Supplier Device PackageTO-263 (DDPAK-7)
Synchronous RectifierFalse
TopologyBuck
Voltage - Input (Max) [Max]60 V
Voltage - Input (Min) [Min]4.5 V
Voltage - Output (Max)57 V
Voltage - Output (Min/Fixed)1.2 V

LM2590HV Series

SIMPLE SWITCHER Power Converter 150 KHz 1A Step-Down Voltage Regulator with Features

PartOperating Temperature [Min]Operating Temperature [Max]TopologyPackage / CaseSynchronous RectifierVoltage - Input (Min) [Min]Voltage - Output (Min/Fixed)Supplier Device PackageFunctionOutput ConfigurationCurrent - OutputVoltage - Input (Max) [Max]Output TypeMounting TypeNumber of OutputsOutput TypeVoltage - Output (Max)
TO-220-7 bent legs Pkg
Texas Instruments
-40 °C
125 ¯C
Buck
TO-220-7 Formed Leads
4.5 V
5 V
TO-220-7
Step-Down
Positive
1 A
60 V
1.81 mOhm
Through Hole
1
TO-263 (KTW)
Texas Instruments
-40 °C
125 ¯C
Buck
D2PAK (7 Leads + Tab)
TO-263-8
TO-263CA
4.5 V
5 V
TO-263 (DDPAK-7)
Step-Down
Positive
1 A
60 V
1.81 mOhm
Surface Mount
1
TO-263-8, D²Pak (7 Leads + Tab), TO-263CA
Texas Instruments
-40 °C
125 ¯C
Buck
D2PAK (7 Leads + Tab)
TO-263-8
TO-263CA
4.5 V
1.2 V
TO-263 (DDPAK-7)
Step-Down
Positive
1 A
60 V
Surface Mount
1
Adjustable
57 V
TO-263 (KTW)
Texas Instruments
-40 °C
125 ¯C
Buck
D2PAK (7 Leads + Tab)
TO-263-8
TO-263CA
4.5 V
1.2 V
TO-263 (DDPAK-7)
Step-Down
Positive
1 A
60 V
Surface Mount
1
Adjustable
57 V
TO-263-8, D²Pak (7 Leads + Tab), TO-263CA
Texas Instruments
-40 °C
125 ¯C
Buck
D2PAK (7 Leads + Tab)
TO-263-8
TO-263CA
4.5 V
3.3 V
TO-263 (DDPAK-7)
Step-Down
Positive
1 A
60 V
1.81 mOhm
Surface Mount
1
TO-263-8, D²Pak (7 Leads + Tab), TO-263CA
Texas Instruments
-40 °C
125 ¯C
Buck
D2PAK (7 Leads + Tab)
TO-263-8
TO-263CA
4.5 V
3.3 V
TO-263 (DDPAK-7)
Step-Down
Positive
1 A
60 V
1.81 mOhm
Surface Mount
1
TO-263-8, D²Pak (7 Leads + Tab), TO-263CA
Texas Instruments
-40 °C
125 ¯C
Buck
D2PAK (7 Leads + Tab)
TO-263-8
TO-263CA
4.5 V
5 V
TO-263 (DDPAK-7)
Step-Down
Positive
1 A
60 V
1.81 mOhm
Surface Mount
1
TO-263 (KTW)
Texas Instruments
-40 °C
125 ¯C
Buck
D2PAK (7 Leads + Tab)
TO-263-8
TO-263CA
4.5 V
1.2 V
TO-263 (DDPAK-7)
Step-Down
Positive
1 A
60 V
Surface Mount
1
Adjustable
57 V
TO-263-8, D²Pak (7 Leads + Tab), TO-263CA
Texas Instruments
-40 °C
125 ¯C
Buck
D2PAK (7 Leads + Tab)
TO-263-8
TO-263CA
4.5 V
5 V
TO-263 (DDPAK-7)
Step-Down
Positive
1 A
60 V
1.81 mOhm
Surface Mount
1
TO-263-8, D²Pak (7 Leads + Tab), TO-263CA
Texas Instruments
-40 °C
125 ¯C
Buck
D2PAK (7 Leads + Tab)
TO-263-8
TO-263CA
4.5 V
5 V
TO-263 (DDPAK-7)
Step-Down
Positive
1 A
60 V
1.81 mOhm
Surface Mount
1

Pricing

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

DistributorPackageQuantity$
DigikeyTube 1$ 6.20
10$ 5.60
45$ 5.34
135$ 4.64
270$ 4.43
540$ 4.04
1035$ 3.52
2520$ 3.39
Texas InstrumentsTUBE 1$ 4.75
100$ 3.87
250$ 3.04
1000$ 2.58

Description

General part information

LM2590HV Series

The LM2590HV series of regulators are monolithic integrated circuits that provide all the active functions for a step-down (buck) switching regulator, capable of driving a 1-A load with excellent line and load regulation. These devices are available in fixed output voltages of 3.3-V, 5-V, and an adjustable output version.

This series of switching regulators is similar to the LM2591HV with additional supervisory and control features.

Requiring a minimum number of external components, these regulators are simple to use and include internal frequency compensation, improved line and load specifications, fixed-frequency oscillator,Shutdown/Soft-start, output error flag and flag delay.

Documents

Technical documentation and resources

AN-1081 Low-Cost Low-Parts-Count DC/DC Converter With Multiple Outputs (Rev. B)

Application note

AN-643 EMI/RFI Board Design (Rev. B)

Application note

AN-1566 Techniques for Thermal Analysis of Switching Power Supply Designs (Rev. A)

Application note

Input and Output Capacitor Selection

Application note

AN-2162 Simple Success With Conducted EMI From DC-DC Converters (Rev. C)

Application note

AN-1197 Selecting Inductors for Buck Converters (Rev. B)

Application note

AN-1246 Stresses in Wide Input DC-DC Converters (Rev. C)

Application note

Cost-Effective Transformerless Offline Supply for Light Load Applications (Rev. A)

Application note

AN-2155 Layout Tips for EMI Reduction in DC/ DC Converters (Rev. A)

Application note

The importance of accurate switching frequency and current limit when selecting bu

Technical article

AN-1520 A Guide to Board Layout for Best Thermal Resistance for Exposed Packages (Rev. B)

Application note

How to increase system reliability and simplify design using DC/DC converters

Technical article

LM2590HV SIMPLE SWITCHER® Power Converter 150-kHz, 1-A Step-Down Voltage Regulator datasheet (Rev. C)

Data sheet

Low EMI Layout Made SIMPLE With LM43600/1/2/3 and LM46000/1/2 (Rev. A)

Application note

Cap Drop Offline Supply for E-Meters

Application note

AN-1889 How to Measure the Loop Transfer Function of Power Supplies (Rev. A)

Application note

AN-1229 SIMPLE SWITCHER PCB Layout Guidelines (Rev. C)

Application note

Simple Techniques Minimize Cross-Coupling in Distributed Power Systems

Application note

Advantages of leaded packages in robust industrial designs

Technical article

Semiconductor and IC Package Thermal Metrics (Rev. D)

Application note

AN-1149 Layout Guidelines for Switching Power Supplies (Rev. C)

Application note