RP505K Buck Converter overview

Description

Manufacturer
 
Category
Sub-Category

RP505K 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 0.80 V to 3.30 V output voltage.

It requires are a typical inductor size of 2.20 µH, a typical external component count of 6 and achieves a peak efficiency of 94 %. Further RP505K characteristics are a fixed 2250 kHz switching frequency and 1 available package option(s): DFN-8 .

For the RP505K 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. 0.80 V
V-OUT max. 3.30 V
V-OUT adjustable V
V-OUT programmable no
sync/non-sync sync
Frequency typ. 2250 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. 60 µA
Operating min. -40 °C
Operating max. 85 °C
Junction min.
Junction max.
thermal shutdown typ. 140 °C
Inductor size typ. 2.20 µH
Inductor suggested by Würth Elektronik
Automotive AEC-Q100 no
Light-Load-Mode yes
Topology Buck
Peak Efficiency 94 %
Component count min. 6
current limit adjustable no
Nr.of packages 1
CSP
SC70
SOT
MSOP
QFN/DFN DFN-8
SO/SOIC
SOP
DIP
TO
DDPAK

RP505K Datasheet

Link to the most up-to-date RP505K datasheet and the product page for EVM, tools and support information.

RP505K

RP505K Sample stock and distributor price breaks

RP505K prices and online available distributors.

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Available Distributors with stock: 0

no online Distributor with RP505K stock available

Available Distributors with stock: 0

no online Distributor with RP505K stock available

List of equivalents and alternatives

The following DC/DC Buck Converter are similar to RP505K. Optional, compare RP505K side-by-side with other Buck Converter via the Comparison function.

Variation Compare Product Manufacturer Package
0% AOZ1020AI AOZ1020AI product overviewAOZ1020AI product overview Alpha Omega SOIC-8
0% AOZ1050PI AOZ1050PI product overviewAOZ1050PI product overview Alpha Omega SO-8-EP
0% AOZ1252PI AOZ1252PI product overviewAOZ1252PI product overview Alpha Omega SO-8-EP
0% AOZ1615DI AOZ1615DI product overviewAOZ1615DI product overview Alpha Omega DFN
0% AOZ3010PI AOZ3010PI product overviewAOZ3010PI product overview Alpha Omega SO-8-EP
0% ADP2105 ADP2105 product overviewADP2105 product overview Analog Devices QFN-16
0% ADP2106 ADP2106 product overviewADP2106 product overview Analog Devices QFN-16
0% ADP2107 ADP2107 product overviewADP2107 product overview Analog Devices QFN-16
0% ADP2119 ADP2119 product overviewADP2119 product overview Analog Devices QFN-10
0% ADP2120 ADP2120 product overviewADP2120 product overview Analog Devices QFN-10
0% XRP6657 XRP6657 product overviewXRP6657 product overview Exar DFN-6
0% FAN2001 FAN2001 product overviewFAN2001 product overview Fairchild MLP-6
0% FAN2002 FAN2002 product overviewFAN2002 product overview Fairchild MLP-6
0% FAN5355 FAN5355 product overviewFAN5355 product overview Fairchild MLP-10, CSP-12
0% FAN5365 FAN5365 product overviewFAN5365 product overview Fairchild CSP-9
0% ISL80019 ISL80019 product overviewISL80019 product overview Intersil DFN-8
0% ISL80019A ISL80019A product overviewISL80019A product overview Intersil DFN-8
0% ISL8002 ISL8002 product overviewISL8002 product overview Intersil DFN-8
0% ISL8002A ISL8002A product overviewISL8002A product overview Intersil DFN-8
0% ISL8009A ISL8009A product overviewISL8009A product overview Intersil DFN-8
0% ISL8012 ISL8012 product overviewISL8012 product overview Intersil DFN-10
0% ISL9106 ISL9106 product overviewISL9106 product overview Intersil DFN-10
0% ISL9107 ISL9107 product overviewISL9107 product overview Intersil DFN-8
0% ISL9108 ISL9108 product overviewISL9108 product overview Intersil DFN-8
0% ISL9109 ISL9109 product overviewISL9109 product overview Intersil DFN-8
0% LTC1875 LTC1875 product overviewLTC1875 product overview Linear Technology TSSOP-16
0% LTC1879 LTC1879 product overviewLTC1879 product overview Linear Technology TSSOP-16
0% LTC3564 LTC3564 product overviewLTC3564 product overview Linear Technology DFN-6, TSOT23
0% MAX15053 MAX15053 product overviewMAX15053 product overview Maxim WLP-9
0% MAX1556 MAX1556 product overviewMAX1556 product overview Maxim TDFN-EP-10
0% MAX77179 MAX77179 product overviewMAX77179 product overview Maxim WLP-12
0% MAX8649 MAX8649 product overviewMAX8649 product overview Maxim WLP-16
0% MIC23153 MIC23153 product overviewMIC23153 product overview Micrel MLF-10
0% MIC23155 MIC23155 product overviewMIC23155 product overview Micrel MLF-10
0% MCP1612 MCP1612 product overviewMCP1612 product overview Microchip DFN-8, MSOP-8
0% MP1469 MP1469 product overviewMP1469 product overview MPS TSOT23-6
0% MP1470 MP1470 product overviewMP1470 product overview MPS TSOT23-6
0% MP1474 MP1474 product overviewMP1474 product overview MPS TSOT23-8
0% MP1494 MP1494 product overviewMP1494 product overview MPS TSOT23-8
0% MP1494S MP1494S product overviewMP1494S product overview MPS TSOT23-8
0% MP1496 MP1496 product overviewMP1496 product overview MPS TSOT23-8
0% MP1498 MP1498 product overviewMP1498 product overview MPS TSOT23-8
0% MP2119 MP2119 product overviewMP2119 product overview MPS QFN-10
0% MP2144 MP2144 product overviewMP2144 product overview MPS TSOT23-8
0% MP2158 MP2158 product overviewMP2158 product overview MPS QFN-8
0% MP2159 MP2159 product overviewMP2159 product overview MPS TSOT23-8
0% MP2161 MP2161 product overviewMP2161 product overview MPS TSOT23-8
0% MP2162 MP2162 product overviewMP2162 product overview MPS QFN-8
0% MP2209 MP2209 product overviewMP2209 product overview MPS QFN-14
0% MP2234 MP2234 product overviewMP2234 product overview MPS TSOT23-8
0% MP28262 MP28262 product overviewMP28262 product overview MPS QFN-14
0% NCP1595 NCP1595 product overviewNCP1595 product overview ON Semiconductor DFN-6
0% NCP1597 NCP1597 product overviewNCP1597 product overview ON Semiconductor DFN-6
0% NCP1597B NCP1597B product overviewNCP1597B product overview ON Semiconductor QFN-10
0% NCP6332 NCP6332 product overviewNCP6332 product overview ON Semiconductor WDFN-8
0% NCP6334 NCP6334 product overviewNCP6334 product overview ON Semiconductor WDFN-8
0% NCV6334 NCV6334 product overviewNCV6334 product overview ON Semiconductor WDFN-8
0% SC196 SC196 product overviewSC196 product overview Semtech MLPD-10
0% AAT1112 AAT1112 product overviewAAT1112 product overview Skyworks TSOP-12, TDFN-12
0% AAT1145 AAT1145 product overviewAAT1145 product overview Skyworks TDFN-10
0% AAT1153 AAT1153 product overviewAAT1153 product overview Skyworks TDFN-10
0% AAT1157 AAT1157 product overviewAAT1157 product overview Skyworks QFN-16
0% AAT1162 AAT1162 product overviewAAT1162 product overview Skyworks TDFN-16
0% AAT2148 AAT2148 product overviewAAT2148 product overview Skyworks QFN-16
0% AAT2158 AAT2158 product overviewAAT2158 product overview Skyworks QFN-16
0% AAT2786 AAT2786 product overviewAAT2786 product overview Skyworks TDFN-16
0% TLV62565 TLV62565 product overviewTLV62565 product overview Texas Instruments SOT23-5
0% TLV62566 TLV62566 product overviewTLV62566 product overview Texas Instruments SOT23-5
0% TPS562200 TPS562200 product overviewTPS562200 product overview Texas Instruments SOT
0% TPS62040 TPS62040 product overviewTPS62040 product overview Texas Instruments QFN-10, MSOP
0% TPS62060 TPS62060 product overviewTPS62060 product overview Texas Instruments SON-8
0% TPS62065 TPS62065 product overviewTPS62065 product overview Texas Instruments SON-8
0% TPS62067 TPS62067 product overviewTPS62067 product overview Texas Instruments SON-8
0% TPS62290-Q1 TPS62290-Q1 product overviewTPS62290-Q1 product overview Texas Instruments SON-6, SOT-5
0% TPS62290 TPS62290 product overviewTPS62290 product overview Texas Instruments SON-6, SOT-5
0% RP506x-F RP506x-F product overviewRP506x-F product overview Ricoh DFN-10
0% RP506x-C RP506x-C product overviewRP506x-C product overview Ricoh DFN-10
0% TS30021 TS30021 product overviewTS30021 product overview Triune Systems QFN-16
0% TS30022 TS30022 product overviewTS30022 product overview Triune Systems QFN-16
0% MIC23156 MIC23156 product overviewMIC23156 product overview Micrel MLF-17, WLCSP-16
0% MIC23163 MIC23163 product overviewMIC23163 product overview Micrel DFN-10
0% MIC23164 MIC23164 product overviewMIC23164 product overview Micrel DFN-10
0% BD9A100MUV BD9A100MUV product overviewBD9A100MUV product overview Rohm VQFN-16
0% MP1474S MP1474S product overviewMP1474S product overview MPS TSOT23-8
0% MP1496S MP1496S product overviewMP1496S product overview MPS TSOT23-8
0% MP2148 MP2148 product overviewMP2148 product overview MPS QFN-6
0% MP2234S MP2234S product overviewMP2234S product overview MPS TSOT23-8
0% MP2313 MP2313 product overviewMP2313 product overview MPS TSOT23-8
0% MP2318 MP2318 product overviewMP2318 product overview MPS TSOT23-8
0% LX7172 LX7172 product overviewLX7172 product overview Microsemi SOT23-5
0% LX7172A LX7172A product overviewLX7172A product overview Microsemi SOT23-5
0% MP1470H MP1470H product overviewMP1470H product overview MPS TSOT23-6
0% MP2159A MP2159A product overviewMP2159A product overview MPS TSOT23-8
0% MP2161A MP2161A product overviewMP2161A product overview MPS TSOT23-8
0% TPS62065-Q1 TPS62065-Q1 product overviewTPS62065-Q1 product overview Texas Instruments SON-8
0% TPS62067-Q1 TPS62067-Q1 product overviewTPS62067-Q1 product overview Texas Instruments SON-8
0% TPS62590 TPS62590 product overviewTPS62590 product overview Texas Instruments SON-6
0% TPS62590-Q1 TPS62590-Q1 product overviewTPS62590-Q1 product overview Texas Instruments SON-6
0% AS1382A AS1382A product overviewAS1382A product overview AMS WLCSP-6
0% AS1382B AS1382B product overviewAS1382B product overview AMS WLCSP-6
0% AS1382C AS1382C product overviewAS1382C product overview AMS WLCSP-6
0% RP509Z-1 RP509Z-1 product overviewRP509Z-1 product overview Ricoh WLCSP-6
10% ACT8309 ACT8309 product overviewACT8309 product overview Active Semi TDFN-8
10% ACT8310 ACT8310 product overviewACT8310 product overview Active Semi TDFN-8
10% ACT8311 ACT8311 product overviewACT8311 product overview Active Semi TDFN-8
10% MAX17502 MAX17502 product overviewMAX17502 product overview Maxim TSSOP-EP-14, TDFN-10
10% NCP1529 NCP1529 product overviewNCP1529 product overview ON Semiconductor UDFN-6, SOT-23-5
10% BD9123MUV BD9123MUV product overviewBD9123MUV product overview Rohm QFN-16
10% TPS62160 TPS62160 product overviewTPS62160 product overview Texas Instruments SON-8
10% XC9223 XC9223 product overviewXC9223 product overview Torex USP-10, MSOP-10
10% TS30011 TS30011 product overviewTS30011 product overview Triune Systems QFN-16
10% TPS62160-Q1 TPS62160-Q1 product overviewTPS62160-Q1 product overview Texas Instruments WSON-8
25% ADP2147-0,9-1,1 ADP2147-0,9-1,1 product overviewADP2147-0,9-1,1 product overview Analog Devices WLCSP-6
25% ADP2147-0,9-1,3 ADP2147-0,9-1,3 product overviewADP2147-0,9-1,3 product overview Analog Devices WLCSP-6
25% ADP2147-0,981-1,275 ADP2147-0,981-1,275 product overviewADP2147-0,981-1,275 product overview Analog Devices WLCSP-6
25% ADP2147-1,0-1,2 ADP2147-1,0-1,2 product overviewADP2147-1,0-1,2 product overview Analog Devices WLCSP-6
25% LTC3560 LTC3560 product overviewLTC3560 product overview Linear Technology TSOT23
25% LTC3606B LTC3606B product overviewLTC3606B product overview Linear Technology DFN-8
25% MAX1572 MAX1572 product overviewMAX1572 product overview Maxim TQFN-12
25% MAX1927 MAX1927 product overviewMAX1927 product overview Maxim u00b5MAX-10
25% MAX1958 MAX1958 product overviewMAX1958 product overview Maxim TQFN-20
25% MAX1959 MAX1959 product overviewMAX1959 product overview Maxim TQFN-20
25% MAX77178 MAX77178 product overviewMAX77178 product overview Maxim WLP-12
25% BD9107 BD9107 product overviewBD9107 product overview Rohm MSOP-8
25% BD9120HFN BD9120HFN product overviewBD9120HFN product overview Rohm HSON-8
25% BU9006 BU9006 product overviewBU9006 product overview Rohm CSP-9
25% SC194A SC194A product overviewSC194A product overview Semtech MLP-10
25% AAT1142 AAT1142 product overviewAAT1142 product overview Skyworks TSOPJW-12, TDFN-12
25% AAT1151 AAT1151 product overviewAAT1151 product overview Skyworks QFN-16, MSOP-8
25% AAT2503 AAT2503 product overviewAAT2503 product overview Skyworks QFN-20
25% AAT2504 AAT2504 product overviewAAT2504 product overview Skyworks QFN-20
25% LMR22007 LMR22007 product overviewLMR22007 product overview Texas Instruments DSBGA-9
25% TPS62250 TPS62250 product overviewTPS62250 product overview Texas Instruments SON-6
50% FAN8060 FAN8060 product overviewFAN8060 product overview Fairchild MLP-10
50% ISL8010 ISL8010 product overviewISL8010 product overview Intersil MSOP-10
50% IXD3236-C IXD3236-C product overviewIXD3236-C product overview IXYS USP-6, SOT-25, WLP-5
50% IXD3236-D IXD3236-D product overviewIXD3236-D product overview IXYS USP-6, SOT-25, WLP-5
50% IXD3237-C IXD3237-C product overviewIXD3237-C product overview IXYS USP-6, SOT-25, WLP-5
50% IXD3237-D IXD3237-D product overviewIXD3237-D product overview IXYS USP-6, SOT-25, WLP-5
50% LTC3406A LTC3406A product overviewLTC3406A product overview Linear Technology TSOT23
50% LTC3447 LTC3447 product overviewLTC3447 product overview Linear Technology DFN-10
50% LTC3542 LTC3542 product overviewLTC3542 product overview Linear Technology DFN-6, SOT23
50% LTC3543 LTC3543 product overviewLTC3543 product overview Linear Technology DFN-6
50% LTC3563 LTC3563 product overviewLTC3563 product overview Linear Technology DFN-6
50% MAX1557 MAX1557 product overviewMAX1557 product overview Maxim TDFN-EP-10
50% DC6M502X6-1.2-1.5-A DC6M502X6-1.2-1.5-A product overviewDC6M502X6-1.2-1.5-A product overview NXP CSP-6
50% DC6M502X6-1.2-1.8-A DC6M502X6-1.2-1.8-A product overviewDC6M502X6-1.2-1.8-A product overview NXP CSP-6
50% DC6M602X6-1.2-1.5-A DC6M602X6-1.2-1.5-A product overviewDC6M602X6-1.2-1.5-A product overview NXP CSP-6
50% DC6M602X6-1.2-1.8-A DC6M602X6-1.2-1.8-A product overviewDC6M602X6-1.2-1.8-A product overview NXP CSP-6
50% BD9161 BD9161 product overviewBD9161 product overview Rohm MSOP-8
50% TPS62020 TPS62020 product overviewTPS62020 product overview Texas Instruments QFN-10, MSOP
50% TPS62021 TPS62021 product overviewTPS62021 product overview Texas Instruments QFN-10, MSOP
50% TPS62260 TPS62260 product overviewTPS62260 product overview Texas Instruments SON-6, SOT-5
50% TPS62260-Q1 TPS62260-Q1 product overviewTPS62260-Q1 product overview Texas Instruments SON-6, SOT-5
50% RP507K RP507K product overviewRP507K product overview Ricoh DFN-6
50% TPS62560 TPS62560 product overviewTPS62560 product overview Texas Instruments SON-6
50% TPS62561 TPS62561 product overviewTPS62561 product overview Texas Instruments TSOT23-5
50% RP509Z-2 RP509Z-2 product overviewRP509Z-2 product overview Ricoh WLCSP-6

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of RP505K.

V-IN max. 5.5 V, I-OUT 1 A, V-OUT min. 0.8 V, Frequency typ. 2250 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
744025001 1.2 2.6 3.0 36.00 2.8 x 2.8 x 3
74402800082 0.8 2.0 1.6 53.00 2.8 x 2.8 x 1.2
744028001 1.0 1.8 1.5 65.00 2.8 x 2.8 x 1.2
74402900082 0.8 2.4 1.8 36.00 2.8 x 2.8 x 1.5
744029001 1.0 2.2 1.6 45.00 2.8 x 2.8 x 1.5
744031010 1.0 2.0 1.6 26.00 3.8 x 3.8 x 1.8
74404024010 1.0 2.2 2.6 37.00 2.5 x 2 x 1.2
74404032010 1.0 2.2 3.0 33.00 3 x 3 x 1.5
744042001 1.0 2.7 2.6 20.00 4.8 x 4.8 x 2
7440430012 1.2 3.1 2.8 15.00 4.8 x 4.8 x 3
74438321010 1.0 1.3 2.5 163.00 2.5 x 2 x 0.6
74479262210 1.0 1.2 1.7 170.00 1.6 x 0.8 x 0.8
74479275210 1.0 1.8 2.1 69.00 2 x 1.25 x 1
74479276210 1.0 2.0 2.5 65.00 2 x 1.6 x 1
74479876210 1.0 1.5 1.5 70.00 2 x 1.6 x 1
74479889210 1.0 2.0 2.0 85.00 2.5 x 2 x 1.2
74479899210 1.0 2.3 2.5 50.00 3.2 x 2.6 x 1.2
74479976210 1.0 1.8 2.4 75.00 2 x 1.6 x 0.5
74479977182 0.8 2.0 2.0 90.00 2 x 1.6 x 0.9
78438321010 1.0 1.3 2.5 163.00 2.5 x 2 x 0.6
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