RT2808A Buck Converter overview

Description

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DC/DC Converter
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RT2808A is a 36.00 V non-sync Buck Converter from with 3.00 A output current. The maximum 36.00 V input voltage can be regulated down into a 1.22 V to 26.00 V output voltage.

It requires are a typical inductor size of 12.00 µH, a typical external component count of 8 and achieves a peak efficiency of 92 %. Further RT2808A characteristics are a fixed 500 kHz switching frequency and 1 available package option(s): PSOP-8 .

For the RT2808A 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. 5.50 V
V-IN max. 36.00 V
I-OUT? 3.00 A
V-OUT min. 1.22 V
V-OUT max. 26.00 V
V-OUT adjustable V
V-OUT programmable no
sync/non-sync non-sync
Frequency typ. 500 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. 1000 µA
Operating min. -40 °C
Operating max. 85 °C
Junction min. -40 °C
Junction max. 125 °C
thermal shutdown typ. 160 °C
Inductor size typ. 12.00 µH
Inductor suggested by Würth Elektronik
Automotive AEC-Q100 no
Light-Load-Mode no
Topology Buck
Peak Efficiency 92 %
Component count min. 8
current limit adjustable no
Nr.of packages 1
CSP
SC70
SOT
MSOP
QFN/DFN
SO/SOIC
SOP PSOP-8
DIP
TO
DDPAK

RT2808A Datasheet

Link to the most up-to-date RT2808A datasheet and the product page for EVM, tools and support information.

RT2808A

RT2808A Sample stock and distributor price breaks

RT2808A prices and online available distributors.

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Available Distributors with stock: 0

no online Distributor with RT2808A stock available

Available Distributors with stock: 1

Digi-Key

ProductStockPriceBuy
EVB_RT2808AGSP 3
139.81 €
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RT2808AGSP 0
75000.65 €
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RT2808AGSP 0 Buy Now
RT2808AGSP 0 Buy Now
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Available Distributors without stock: 1

element14 Asia-Pacific

ProductStockPriceBuy
RT2808AGSP 0
10001.30 SGD
5001.37 SGD
2501.58 SGD
1001.86 SGD
252.42 SGD
12.90 SGD
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List of equivalents and alternatives

The following DC/DC Buck Converter are similar to RT2808A. Optional, compare RT2808A side-by-side with other Buck Converter via the Comparison function.

Variation Compare Product Manufacturer Package
0% ACT4455 ACT4455 product overviewACT4455 product overview Active Semi SOP-8EP
0% ACT4523 ACT4523 product overviewACT4523 product overview Active Semi SOP-8EP
0% ACT4523A ACT4523A product overviewACT4523A product overview Active Semi SOP-8EP
0% ACT4533A ACT4533A product overviewACT4533A product overview Active Semi SOP-8EP
0% ACT4533B ACT4533B product overviewACT4533B product overview Active Semi SOP-8EP
0% A4403 A4403 product overviewA4403 product overview Allegro QFN-16
0% MAX16907 MAX16907 product overviewMAX16907 product overview Maxim TSSOP-EP-16, TQFN-16
0% MP24943 MP24943 product overviewMP24943 product overview MPS SOIC-8E
0% MP2497 MP2497 product overviewMP2497 product overview MPS SOIC-8E
0% MP2497-A MP2497-A product overviewMP2497-A product overview MPS SOIC-8E
0% NJW4154 NJW4154 product overviewNJW4154 product overview New Japan Radio TO252-5, HSOP-8
0% BD9876 BD9876 product overviewBD9876 product overview Rohm HTSOP-8
0% A7986A A7986A product overviewA7986A product overview ST HSOP-8
0% ST1S14 ST1S14 product overviewST1S14 product overview ST HSOP-8
0% TS2576 TS2576 product overviewTS2576 product overview Taiwan Semi TO-220-5
0% TS2596 TS2596 product overviewTS2596 product overview Taiwan Semi TO-220-5, SOP-8
0% LM22673 LM22673 product overviewLM22673 product overview Texas Instruments TO263-7, SO-8
0% LM22676 LM22676 product overviewLM22676 product overview Texas Instruments TO263-7
0% LM22676-Q1 LM22676-Q1 product overviewLM22676-Q1 product overview Texas Instruments SO-8
0% LM22678 LM22678 product overviewLM22678 product overview Texas Instruments TO263-7
0% LM22678-Q1 LM22678-Q1 product overviewLM22678-Q1 product overview Texas Instruments TO263-7
0% LM22679 LM22679 product overviewLM22679 product overview Texas Instruments TO263-7
0% LM2599 LM2599 product overviewLM2599 product overview Texas Instruments DDPAK-7, TO-220-7
0% LM2673 LM2673 product overviewLM2673 product overview Texas Instruments DDPAK-7, TO-220-7, VSON-14
0% LM2679 LM2679 product overviewLM2679 product overview Texas Instruments DDPAK-7, TO-220-7, VSON-14
0% TPS5430 TPS5430 product overviewTPS5430 product overview Texas Instruments SO-8
0% TPS5430-Q1 TPS5430-Q1 product overviewTPS5430-Q1 product overview Texas Instruments SO-8
0% TPS5450 TPS5450 product overviewTPS5450 product overview Texas Instruments SO-8
0% TPS5450-Q1 TPS5450-Q1 product overviewTPS5450-Q1 product overview Texas Instruments SO-8
0% RT2805A RT2805A product overviewRT2805A product overview Richtek PSOP-8
10% ACT4533 ACT4533 product overviewACT4533 product overview Active Semi SOP-8EP
10% AOZ1242AI AOZ1242AI product overviewAOZ1242AI product overview Alpha Omega SOIC-8
10% AOZ1242DI AOZ1242DI product overviewAOZ1242DI product overview Alpha Omega DFN-8
10% LA5756 LA5756 product overviewLA5756 product overview ON Semiconductor 220-5HK
10% LA5759 LA5759 product overviewLA5759 product overview ON Semiconductor 220-5HK
10% BD9874 BD9874 product overviewBD9874 product overview Rohm TO220-5
25% ACT4070B ACT4070B product overviewACT4070B product overview Active Semi SOP-8
25% ACT4303 ACT4303 product overviewACT4303 product overview Active Semi SOP-8
25% AOZ1212AI AOZ1212AI product overviewAOZ1212AI product overview Alpha Omega SOIC-8
25% AOZ1212DI AOZ1212DI product overviewAOZ1212DI product overview Alpha Omega DFN-8
25% LT3434 LT3434 product overviewLT3434 product overview Linear Technology TSSOP-16
25% LT3435 LT3435 product overviewLT3435 product overview Linear Technology TSSOP-16
25% MAX16936 MAX16936 product overviewMAX16936 product overview Maxim TQFN-32
25% MP1593 MP1593 product overviewMP1593 product overview MPS SOIC-8
25% MP2363 MP2363 product overviewMP2363 product overview MPS PDIP-8, SOIC-8
25% MP2365 MP2365 product overviewMP2365 product overview MPS SOIC-8
25% MP2372 MP2372 product overviewMP2372 product overview MPS SOIC-8
25% MP2467 MP2467 product overviewMP2467 product overview MPS SOIC-8E
25% MP28373 MP28373 product overviewMP28373 product overview MPS SOIC-8E
25% LA5744 LA5744 product overviewLA5744 product overview ON Semiconductor 220-5HK
25% LA5744MP LA5744MP product overviewLA5744MP product overview ON Semiconductor SMP-5
25% LA5744TP LA5744TP product overviewLA5744TP product overview ON Semiconductor TP5HFA
25% LA5774 LA5774 product overviewLA5774 product overview ON Semiconductor 220-5HK
25% LA5774MP LA5774MP product overviewLA5774MP product overview ON Semiconductor SMP-5
25% LV58063MC LV58063MC product overviewLV58063MC product overview ON Semiconductor SOP-8
25% LV58063MX LV58063MX product overviewLV58063MX product overview ON Semiconductor MFP-8
50% ACT4060B ACT4060B product overviewACT4060B product overview Active Semi SOP-8
50% ACT4088 ACT4088 product overviewACT4088 product overview Active Semi SOT23-6
50% ACT4513 ACT4513 product overviewACT4513 product overview Active Semi SOP-8
50% ACT4514 ACT4514 product overviewACT4514 product overview Active Semi SOP-8
50% ACT4515 ACT4515 product overviewACT4515 product overview Active Semi SOP-8
50% AOZ1210AI AOZ1210AI product overviewAOZ1210AI product overview Alpha Omega SOIC-8
50% AOZ1240AI AOZ1240AI product overviewAOZ1240AI product overview Alpha Omega SOIC-8
50% AOZ1281DI AOZ1281DI product overviewAOZ1281DI product overview Alpha Omega DFN
50% ADP2302 ADP2302 product overviewADP2302 product overview Analog Devices SOIC-8
50% ADP2303 ADP2303 product overviewADP2303 product overview Analog Devices SOIC-8
50% AP3005 AP3005 product overviewAP3005 product overview BCDSemi SOIC-8
50% AP3201A AP3201A product overviewAP3201A product overview BCDSemi HMSOP-10
50% AP3202 AP3202 product overviewAP3202 product overview BCDSemi SOIC-8
50% AP3203 AP3203 product overviewAP3203 product overview BCDSemi PSOP-8
50% AP3211 AP3211 product overviewAP3211 product overview BCDSemi SOT23-6
50% AP1510 AP1510 product overviewAP1510 product overview Diodes SOP-8L
50% AP1513 AP1513 product overviewAP1513 product overview Diodes SOP-8L
50% AP1520 AP1520 product overviewAP1520 product overview Diodes SO-8
50% AP1530 AP1530 product overviewAP1530 product overview Diodes SO-8
50% AP1533 AP1533 product overviewAP1533 product overview Diodes SO-8
50% AP1534 AP1534 product overviewAP1534 product overview Diodes SO-8
50% AP1538 AP1538 product overviewAP1538 product overview Diodes SOP-8
50% AP5002 AP5002 product overviewAP5002 product overview Diodes SOP-8
50% AP5101 AP5101 product overviewAP5101 product overview Diodes SO-8
50% XRP7657 XRP7657 product overviewXRP7657 product overview Exar SOIC-8
50% XRP7659 XRP7659 product overviewXRP7659 product overview Exar SOT23-6
50% FAN8303 FAN8303 product overviewFAN8303 product overview Fairchild SO-8
50% IFX91041EJ V IFX91041EJ V product overviewIFX91041EJ V product overview Infineon PG-DSO-8
50% TLE8366 TLE8366 product overviewTLE8366 product overview Infineon DSO-8
50% ISL8500 ISL8500 product overviewISL8500 product overview Intersil DFN-12
50% IXD3250-3 IXD3250-3 product overviewIXD3250-3 product overview IXYS SOP-8
50% IXD3250-5 IXD3250-5 product overviewIXD3250-5 product overview IXYS SOP-8
50% IXD3251-3 IXD3251-3 product overviewIXD3251-3 product overview IXYS SOP-8
50% IXD3251-5 IXD3251-5 product overviewIXD3251-5 product overview IXYS SOP-8
50% MAX16974 MAX16974 product overviewMAX16974 product overview Maxim TSSOP-EP-16, TQFN-16
50% MAX16977 MAX16977 product overviewMAX16977 product overview Maxim TSSOP-EP-16, TQFN-16
50% MAX5082 MAX5082 product overviewMAX5082 product overview Maxim TQFN-16
50% MAX5083 MAX5083 product overviewMAX5083 product overview Maxim TQFN-16
50% MAX5088 MAX5088 product overviewMAX5088 product overview Maxim TQFN-16
50% MAX5089 MAX5089 product overviewMAX5089 product overview Maxim TQFN-16
50% MAX5090 MAX5090 product overviewMAX5090 product overview Maxim TQFN-16
50% LX3005 LX3005 product overviewLX3005 product overview Microsemi SOIC-8
50% LX7104 LX7104 product overviewLX7104 product overview Microsemi SOT23-6
50% MP1583 MP1583 product overviewMP1583 product overview MPS PDIP-8, SOIC-8
50% MP2355 MP2355 product overviewMP2355 product overview MPS SOIC-8
50% MP2358 MP2358 product overviewMP2358 product overview MPS SOIC-8, QFN-10
50% MP2361 MP2361 product overviewMP2361 product overview MPS QFN-10, MSOP-10
50% MP2364 MP2364 product overviewMP2364 product overview MPS
50% MP2377 MP2377 product overviewMP2377 product overview MPS SOIC-8
50% MP2490DQ MP2490DQ product overviewMP2490DQ product overview MPS SOIC-8, QFN-10
50% MP2490DS MP2490DS product overviewMP2490DS product overview MPS SOIC-8, QFN-10
50% MP2490CP MP2490CP product overviewMP2490CP product overview MPS SOIC-8, QFN-10
50% MP2492 MP2492 product overviewMP2492 product overview MPS SOIC-8E, QFN-10
50% MP2493 MP2493 product overviewMP2493 product overview MPS SOIC-8E
50% MP2494 MP2494 product overviewMP2494 product overview MPS SOIC-8E
50% MP2495 MP2495 product overviewMP2495 product overview MPS SOIC-16
50% MP28372 MP28372 product overviewMP28372 product overview MPS TSSOP-20, SOIC-16
50% MP29373 MP29373 product overviewMP29373 product overview MPS TSSOP-20
50% MPQ2490 MPQ2490 product overviewMPQ2490 product overview MPS QFN-10
50% CS51411 CS51411 product overviewCS51411 product overview ON Semiconductor SOIC-8, DFN-18
50% CS51412 CS51412 product overviewCS51412 product overview ON Semiconductor SOIC-8
50% CS51413 CS51413 product overviewCS51413 product overview ON Semiconductor SOIC-8, DFN-18
50% CS51414 CS51414 product overviewCS51414 product overview ON Semiconductor SOIC-8
50% LV5980MC LV5980MC product overviewLV5980MC product overview ON Semiconductor SOIC-8
50% NCP1547 NCP1547 product overviewNCP1547 product overview ON Semiconductor SOIC-8, DFN-18
50% NCV51411 NCV51411 product overviewNCV51411 product overview ON Semiconductor SOIC-8, DFN-18
50% NCV8842 NCV8842 product overviewNCV8842 product overview ON Semiconductor DFN-18
50% NCV8843 NCV8843 product overviewNCV8843 product overview ON Semiconductor SOIC-8, DFN-18
50% NCV890200 NCV890200 product overviewNCV890200 product overview ON Semiconductor SOIC-8
50% NCV890201 NCV890201 product overviewNCV890201 product overview ON Semiconductor DFN-10
50% NCV890230 NCV890230 product overviewNCV890230 product overview ON Semiconductor SOIC-8
50% NCV890231 NCV890231 product overviewNCV890231 product overview ON Semiconductor SOIC-8
50% BD9325 BD9325 product overviewBD9325 product overview Rohm SOP-8
50% BD9326 BD9326 product overviewBD9326 product overview Rohm HTSOP-8
50% BD9328 BD9328 product overviewBD9328 product overview Rohm HTSOP-8
50% BD9329 BD9329 product overviewBD9329 product overview Rohm HTSOP-8
50% BD9673 BD9673 product overviewBD9673 product overview Rohm HTSOP-8
50% BD9870 BD9870 product overviewBD9870 product overview Rohm TO252-5
50% BD9873 BD9873 product overviewBD9873 product overview Rohm TO220-5
50% SC4525D SC4525D product overviewSC4525D product overview Semtech SOIC-8
50% AAT1184 AAT1184 product overviewAAT1184 product overview Skyworks TSOPJW-12
50% AAT1189 AAT1189 product overviewAAT1189 product overview Skyworks TDFN-16
50% AAT2689 AAT2689 product overviewAAT2689 product overview Skyworks TDFN-16
50% A7985A A7985A product overviewA7985A product overview ST HSOP-8
50% TS2508A TS2508A product overviewTS2508A product overview Taiwan Semi SOP-8
50% TS2509C TS2509C product overviewTS2509C product overview Taiwan Semi SOP-8
50% TS2596 TS2596 product overviewTS2596 product overview Taiwan Semi TO-263-5, SOP-8
50% LM2593HV LM2593HV product overviewLM2593HV product overview Texas Instruments TO-263, TO-220-7
50% LM27341 LM27341 product overviewLM27341 product overview Texas Instruments SON-10, MSOP-10
50% LM27341-Q1 LM27341-Q1 product overviewLM27341-Q1 product overview Texas Instruments SON-10, MSOP-10
50% LM27342 LM27342 product overviewLM27342 product overview Texas Instruments SON-10, MSOP-10
50% LM27342-Q1 LM27342-Q1 product overviewLM27342-Q1 product overview Texas Instruments SON-10, MSOP-10
50% LM2738X LM2738X product overviewLM2738X product overview Texas Instruments WSON-8, MSOP-8
50% LM2738Y LM2738Y product overviewLM2738Y product overview Texas Instruments WSON-8, MSOP-8
50% LMR12015 LMR12015 product overviewLMR12015 product overview Texas Instruments SON-10
50% LMR12020 LMR12020 product overviewLMR12020 product overview Texas Instruments SON-10
50% TPS5420 TPS5420 product overviewTPS5420 product overview Texas Instruments SOIC-8
50% TPS5420-Q1 TPS5420-Q1 product overviewTPS5420-Q1 product overview Texas Instruments SOIC-8
50% TPS5431 TPS5431 product overviewTPS5431 product overview Texas Instruments SO-8
50% R1243-A-B R1243-A-B product overviewR1243-A-B product overview Ricoh HSOP-8, DFN-10
50% R1243-C-D R1243-C-D product overviewR1243-C-D product overview Ricoh HSOP-8, DFN-10
50% XC9250-3 XC9250-3 product overviewXC9250-3 product overview Torex SOP-8
50% XC9250-5 XC9250-5 product overviewXC9250-5 product overview Torex SOP-8
50% XC9251-3 XC9251-3 product overviewXC9251-3 product overview Torex SOP-8
50% XC9251-5 XC9251-5 product overviewXC9251-5 product overview Torex SOP-8
50% XC9270-C XC9270-C product overviewXC9270-C product overview Torex SOP-8
50% XC9270-D XC9270-D product overviewXC9270-D product overview Torex SOP-8
50% XC9271-C XC9271-C product overviewXC9271-C product overview Torex SOP-8
50% XC9271-D XC9271-D product overviewXC9271-D product overview Torex SOP-8

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of RT2808A.

V-IN max. 36 V, I-OUT 3 A, V-OUT min. 1.222 V, Frequency typ. 500 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
74404052022 2.2 3.0 3.6 31.60 5 x 5 x 2
74404054022 2.2 3.8 5.3 19.00 5 x 5 x 4
74404063022 2.2 3.8 5.6 20.00 6 x 6 x 2.8
7440650022 2.2 6.2 5.9 11.00 10 x 10 x 3.1
7440660022 2.2 6.7 6.8 7.70 10 x 10 x 4.1
744071022 2.2 5.4 6.3 10.00 8 x 8 x 4.6
74408943022 2.2 3.0 4.6 26.00 4.8 x 4.8 x 4.1
74437324022 2.2 3.3 6.5 51.00 4.45 x 4.06 x 2
74438356018 1.8 4.6 6.5 24.50 4.1 x 4.1 x 2.1
74438356022 2.2 4.7 6.2 29.00 4.1 x 4.1 x 2.1
7447462022 2.2 6.3 4.3 10.00 5.5 x 5.5 x 8.5
744777002 2.2 6.0 6.5 13.00 7.3 x 7.3 x 4.5
7447779002 2.2 4.2 6.0 16.00 7.3 x 7.3 x 4.5
744778002 2.2 4.0 4.8 14.00 7.3 x 7.3 x 3.4
7447786002 2.2 3.5 4.0 40.00 5.9 x 6.2 x 5.1
7447789002 2.2 4.0 4.8 19.00 7.3 x 7.3 x 3.5
744787027 2.7 4.4 4.5 13.50 7.8 x 7 x 5
784775022 2.2 6.0 6.0 8.00 7 x 7.8 x 5.5
784778022 2.2 3.1 5.0 42.00 7.3 x 7.3 x 3.5
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