RT9278 Boost Converter Overview

Description

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Category
Sub-Category

RT9278 is a 5.50 V, 2.00 A switch current limit sync Boost Converter from . The input voltage from 1.50 V to 5.50 V  can be boosted into an output voltage ranging from 2.40 V to 5.50 V.

Features of the Boost Converter are fixed 650 kHz switching frequency, a typical inductor size of 4.7 µH and it offers a peak efficiency of  up to 96 %. The minimum external component count is 9 and RT9278 is available in 1 package option(s): VDFN-10 .

For RT9278 replacement search, 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. 1.50 V
V-IN max. 5.50 V
Current-Limit typ.? 2.00 A
V-OUT min. 2.40 V
V-OUT max. 5.50 V
VOUT adjustable
VOUT programmable no
sync/non-sync sync
Frequency typ. 650 kHz
Frequency adjustable fixed
Frequency selectable
Frequency adj. min.
Frequency adj. max.
extern clock sync. no
Softstart yes
Softstart adjustable no
Tracking no
PG/Power OK no
LBI/LBO no
Frequency sync. min.
Frequency sync. max.
Down Mode yes
Quiescent current max. 350 µA
Operating min. -40 °C
Operating max. 85 °C
Junction min. -40 °C
Junction max. 125 °C
thermal shutdown typ. 180 °C
Inductor size typ. 4.7 µH
Inductor suggested by Würth Elektronik
Automotive AEC-Q100 no
Light-Load-Mode no
Topology Boost
Peak Efficiency 96 %
Component count min. 9
current limit adjustable no
Nr.of package options 1
CSP
SC70
SOT
MSOP
QFN/DFN VDFN-10
SO/SOIC
SOP
DIP
TO
DDPAK

RT9278 Datasheet

Link to the most up-to-date RT9278 datasheet and the product page for EVM, tools and support information.

RT9278

RT9278 Price breaks and distributor sample stock

RT9278 prices and available online distributors.

OEMSecrets.com
findchips.com

Available Distributors with stock: 0

no online Distributor with RT9278 stock available

Available Distributors with stock: 2

Digi-Key

ProductStockPriceBuy
RT9278GQV 1134
5000.98 €
2501.01 €
1001.15 €
251.44 €
101.52 €
11.69 €
Buy Now
RT9278GQV 0 Buy Now
show stock=0hide stock=0

element14 Asia-Pacific

ProductStockPriceBuy
RT9278GQV 711
10.67 SGD
Buy Now

Alternatives and equivalents

The following DC/DC Boost Converter are similar to RT9278. Optional, compare RT9278 side-by-side with other Boost Converter via the Comparison function.

Variation Compare Product Manufacturer Package
0% MAX1703 MAX1703 product overviewMAX1703 product overview Maxim Integrated SOIC-16
0% MAX1763 MAX1763 product overviewMAX1763 product overview Maxim Integrated TSSOP-EP-16
0% MAX8815A MAX8815A product overviewMAX8815A product overview Maxim Integrated TDFN-10
0% AAT1218 AAT1218 product overviewAAT1218 product overview Skyworks TDFN33-12
0% TPS61029 TPS61029 product overviewTPS61029 product overview Texas Instruments QFN-10
0% TPS61029-Q1 TPS61029-Q1 product overviewTPS61029-Q1 product overview Texas Instruments QFN-10
10% LTC3539 LTC3539 product overviewLTC3539 product overview Linear Technology DFN-8
10% LTC3539-2 LTC3539-2 product overviewLTC3539-2 product overview Linear Technology DFN-8
10% MAX8627 MAX8627 product overviewMAX8627 product overview Maxim Integrated TDFN-EP-14
10% RT9276 RT9276 product overviewRT9276 product overview Richtek WDFN-10
25% AS1326 AS1326 product overviewAS1326 product overview AMS TDFN-10
25% LTC3125 LTC3125 product overviewLTC3125 product overview Linear Technology DFN-8
25% MP3414 MP3414 product overviewMP3414 product overview MPS TSOT23-8
25% NCP1421 NCP1421 product overviewNCP1421 product overview ON Semiconductor Micro8u2122-8
25% NCP1422 NCP1422 product overviewNCP1422 product overview ON Semiconductor DFN-10
25% TPS61020 TPS61020 product overviewTPS61020 product overview Texas Instruments QFN-10
25% XC9128 XC9128 product overviewXC9128 product overview Torex MSOP-10, USP-10B
25% XC9129 XC9129 product overviewXC9129 product overview Torex MSOP-10, USP-10B
25% XC9131 XC9131 product overviewXC9131 product overview Torex USP-10B
25% XC9135 XC9135 product overviewXC9135 product overview Torex USP-10
25% XC9136 XC9136 product overviewXC9136 product overview Torex USP-10
25% RP402-K001A-B-C-D RP402-K001A-B-C-D product overviewRP402-K001A-B-C-D product overview Ricoh DFN-8
25% RP402-K002A-B RP402-K002A-B product overviewRP402-K002A-B product overview Ricoh DFN-8
25% MP3414A MP3414A product overviewMP3414A product overview MPS TSOT23-8
50% AP6714 AP6714 product overviewAP6714 product overview Diodes MSOP-10
50% FAN4860 FAN4860 product overviewFAN4860 product overview Fairchild WLCSP-6, MLP-6
50% ISL9111 ISL9111 product overviewISL9111 product overview Intersil SOT23-6
50% ISL9111A ISL9111A product overviewISL9111A product overview Intersil SOT23-6
50% ISL9113 ISL9113 product overviewISL9113 product overview Intersil WLCSP-6, DFN-8
50% LT3473 LT3473 product overviewLT3473 product overview Linear Technology DFN-8
50% LT3473A LT3473A product overviewLT3473A product overview Linear Technology DFN-12
50% LTC3528 LTC3528 product overviewLTC3528 product overview Linear Technology DFN-8
50% MAX1700 MAX1700 product overviewMAX1700 product overview Maxim Integrated QSOP-16
50% MAX1701 MAX1701 product overviewMAX1701 product overview Maxim Integrated QSOP-16
50% MAX1705 MAX1705 product overviewMAX1705 product overview Maxim Integrated QSOP-16
50% MAX1760 MAX1760 product overviewMAX1760 product overview Maxim Integrated TDFN-EP-10, uMAX-10
50% MAX1765 MAX1765 product overviewMAX1765 product overview Maxim Integrated TSSOP-EP-16
50% MAX849 MAX849 product overviewMAX849 product overview Maxim Integrated SO-16
50% MP3115 MP3115 product overviewMP3115 product overview MPS SOT23-6
50% MP3120 MP3120 product overviewMP3120 product overview MPS TSOT23-6
50% MP3410 MP3410 product overviewMP3410 product overview MPS TSOT23-5
50% NCP1423 NCP1423 product overviewNCP1423 product overview ON Semiconductor Micro-10
50% SC120 SC120 product overviewSC120 product overview Semtech SOT23-6, MLPD-UT-6
50% SC121 SC121 product overviewSC121 product overview Semtech MLPD-UT-6
50% TPS61093 TPS61093 product overviewTPS61093 product overview Texas Instruments SON-10
50% TPS61120 TPS61120 product overviewTPS61120 product overview Texas Instruments QFN-16, TSSOP-16
50% TPS61200 TPS61200 product overviewTPS61200 product overview Texas Instruments QFN-10
50% ADP1607 ADP1607 product overviewADP1607 product overview Analog Devices LFCSP-6
50% ISL9113A ISL9113A product overviewISL9113A product overview Intersil DFN-8
50% EUP2410 EUP2410 product overviewEUP2410 product overview Eutech TSOT23-5
50% EUP2412 EUP2412 product overviewEUP2412 product overview Eutech TDFN-10
50% TPS61093-Q1 TPS61093-Q1 product overviewTPS61093-Q1 product overview Texas Instruments SON-10

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of RT9278.

V-IN min. 1.5 V, Current-Limit typ. 2 A, V-OUT max. 5.5 V, Frequency typ. 650 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
744316047 0.5 15.0 16.0 2.75 5.5 x 5.3 x 4.3
744316068 0.7 12.8 13.5 4.00 5.5 x 5.3 x 4.3
744373360068 0.7 8.0 15.0 10.00 5.7 x 5.2 x 3
744383560056 0.6 8.5 10.8 7.00 4.1 x 4.1 x 2.1
744383560068 0.7 8.2 9.4 7.50 4.1 x 4.1 x 2.1
7447798050 0.5 18.5 18.0 2.20 10.2 x 10.2 x 6.4
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