RP519-1.8 Buck Converter overview

Description

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Category
Sub-Category

RP519-1.8 is a 5.50 V sync Buck Converter from with 1.00 A output current. The maximum 5.50 V input voltage can be regulated down into a 1.80 V to 1.80 V output voltage.

It requires are a typical inductor size of 0.47 µH, a typical external component count of 3 and achieves a peak efficiency of 97 %. Further RP519-1.8 characteristics are a fixed 6000 kHz switching frequency and 1 available package option(s): WLCSP-6 .

For the RP519-1.8 replacement search, please select a main parameter tolerance value and adjust the checkboxes for feature match. The product counter within the button shows the number of available equivalents and a click on the replacement button shows all possible replacements within a parametric overview.

ParameterValueReplacement
Search Filter
V-IN min. 2.30 V
V-IN max. 5.50 V
I-OUT? 1.00 A
V-OUT min. 1.80 V
V-OUT max. 1.80 V
V-OUT 1.800 V
V-OUT programmable no
sync/non-sync sync
Frequency typ. 6000 kHz
Frequency fixed
Frequency selectable
ext.clock sync. no
Frequency adj./ ext.clock min.
Frequency adj./ ext.clock max
Softstart yes
Softstart adjustable no
Tracking no
PG/Power OK no
Quiescent current max. -15 µA
Operating min. -40 °C
Operating max. 85 °C
Junction min. -40 °C
Junction max. 125 °C
thermal shutdown typ. 140 °C
Inductor size typ. 0.47 µH
Inductor suggested by Würth Elektronik
Automotive AEC-Q100 no
Light-Load-Mode yes
Topology Buck
Peak Efficiency 97 %
Component count min. 3
current limit adjustable no
Nr.of packages 1
CSP WLCSP-6
SC70
SOT
MSOP
QFN/DFN
SO/SOIC
SOP
DIP
TO
DDPAK

RP519-1.8 Datasheet

Link to the most up-to-date RP519-1.8 datasheet and the product page for EVM, tools and support information.

RP519-1.8

RP519-1.8 Sample stock and distributor price breaks

RP519-1.8 prices and online available distributors.

OEMSecrets.com
findchips.com

Available Distributors with stock: 0

no online Distributor with RP519 stock available

Available Distributors with stock: 0

no online Distributor with RP519 stock available

List of equivalents and alternatives

The following DC/DC Buck Converter are similar to RP519-1.8. Optional, compare RP519-1.8 side-by-side with other Buck Converter via the Comparison function.

Variation Compare Product Manufacturer Package
0% ADP2105-1,8 ADP2105-1,8 product overviewADP2105-1,8 product overview Analog Devices QFN-16
0% ADP2106-1,8 ADP2106-1,8 product overviewADP2106-1,8 product overview Analog Devices QFN-16
0% ADP2107-1,8 ADP2107-1,8 product overviewADP2107-1,8 product overview Analog Devices QFN-16
0% ADP2119-1,8 ADP2119-1,8 product overviewADP2119-1,8 product overview Analog Devices QFN-10
0% ADP2120-1,8 ADP2120-1,8 product overviewADP2120-1,8 product overview Analog Devices QFN-10
0% MAX1556-1.8 MAX1556-1.8 product overviewMAX1556-1.8 product overview Maxim Integrated TDFN-EP-10
0% MAX1742-1.8 MAX1742-1.8 product overviewMAX1742-1.8 product overview Maxim Integrated QSOP-16
0% MAX1842-1.8 MAX1842-1.8 product overviewMAX1842-1.8 product overview Maxim Integrated QSOP-16
0% MIC23150-1.8 MIC23150-1.8 product overviewMIC23150-1.8 product overview Micrel MLF-8
0% MIC23153-1.8 MIC23153-1.8 product overviewMIC23153-1.8 product overview Micrel MLF-10
0% MIC23155-1.8 MIC23155-1.8 product overviewMIC23155-1.8 product overview Micrel MLF-10
0% BU90004 BU90004 product overviewBU90004 product overview Rohm CSP-6
0% AAT1145-1.8 AAT1145-1.8 product overviewAAT1145-1.8 product overview Skyworks TDFN-10
0% LM2651-1.8 LM2651-1.8 product overviewLM2651-1.8 product overview Texas Instruments TSSOP-16
0% LM3691-1.8 LM3691-1.8 product overviewLM3691-1.8 product overview Texas Instruments DSBGA-6
0% TPS62044 TPS62044 product overviewTPS62044 product overview Texas Instruments QFN-10, MSOP
0% TPS62061 TPS62061 product overviewTPS62061 product overview Texas Instruments SON-8
0% TPS62161 TPS62161 product overviewTPS62161 product overview Texas Instruments SON-8
0% TPS62293-Q1 TPS62293-Q1 product overviewTPS62293-Q1 product overview Texas Instruments SON-6, SOT-5
0% TPS62293 TPS62293 product overviewTPS62293 product overview Texas Instruments SON-6, SOT-5
0% RP505K-1.8 RP505K-1.8 product overviewRP505K-1.8 product overview Ricoh DFN-8
0% RP506x-D-E-1.8 RP506x-D-E-1.8 product overviewRP506x-D-E-1.8 product overview Ricoh DFN-10
0% RP506x-A-B-1.8 RP506x-A-B-1.8 product overviewRP506x-A-B-1.8 product overview Ricoh DFN-10
0% XC9261-C-1.8 XC9261-C-1.8 product overviewXC9261-C-1.8 product overview Torex USP-6, SOT89-5
0% XC9261-D-1.8 XC9261-D-1.8 product overviewXC9261-D-1.8 product overview Torex USP-6, SOT89-5
0% TS30011-1.8 TS30011-1.8 product overviewTS30011-1.8 product overview Triune Systems QFN-16
0% TS30012-1.8 TS30012-1.8 product overviewTS30012-1.8 product overview Triune Systems QFN-16
0% TS33001-1.8 TS33001-1.8 product overviewTS33001-1.8 product overview Triune Systems QFN-16
0% TS33002-1.8 TS33002-1.8 product overviewTS33002-1.8 product overview Triune Systems QFN-16
0% TS30021-1.8 TS30021-1.8 product overviewTS30021-1.8 product overview Triune Systems QFN-16
0% TS30022-1.8 TS30022-1.8 product overviewTS30022-1.8 product overview Triune Systems QFN-16
0% BD90528 BD90528 product overviewBD90528 product overview Rohm HTSOP-8
0% MP2148-1.8 MP2148-1.8 product overviewMP2148-1.8 product overview MPS QFN-6
0% AS1382C-1.8 AS1382C-1.8 product overviewAS1382C-1.8 product overview AMS WLCSP-6
0% RP509Z-1-1.8 RP509Z-1-1.8 product overviewRP509Z-1-1.8 product overview Ricoh WLCSP-6

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of RP519-1.8.

V-IN max. 5.5 V, I-OUT 1 A, V-OUT min. 1.8 V, Frequency typ. 6000 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
74402800047 0.5 2.5 2.0 36.00 2.8 x 2.8 x 1.2
74402900047 0.5 2.8 2.2 29.00 2.8 x 2.8 x 1.5
7440300047 0.5 1.5 1.8 48.00 3.3 x 3.5 x 1.05
7440300068 0.7 1.3 1.5 0.06 3.3 x 3.5 x 1.05
7440310047 0.5 3.0 2.0 16.00 3.8 x 3.8 x 1.8
74479773147 0.5 1.4 1.2 100.00 2 x 1.25 x 0.6
74479776147 0.5 1.6 1.9 80.00 2 x 1.6 x 1
74479876147 0.5 2.1 2.0 40.00 2 x 1.6 x 1
74479876168 0.7 1.8 1.7 60.00 2 x 1.6 x 1
74479899150 0.5 3.8 1.8 18.00 3.2 x 2.6 x 1.2
74479974156 0.6 1.7 2.4 80.00 2 x 1.2 x 0.6
74479977147 0.5 2.2 2.4 55.00 2 x 1.6 x 0.6
74479977156 0.6 2.1 2.3 65.00 2 x 1.6 x 0.6
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