RT9277 Boost Converter Overview

Description

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Category
Sub-Category

RT9277 is a 16.00 V, 1.60 A switch current limit non-sync Boost Converter from . The input voltage from 2.50 V to 5.50 V  can be boosted into an output voltage ranging from 2.50 V to 16.00 V.

Features of the Boost Converter are adjustable 1200 kHz switching frequency, a typical inductor size of 4.7 µH and it offers a peak efficiency of  up to 92 %. The minimum external component count is 9 and RT9277 is available in 2 package option(s): MSOP-8 WDFN-10 .

For RT9277 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. 2.50 V
V-IN max. 5.50 V
Current-Limit typ.? 1.60 A
V-OUT min. 2.50 V
V-OUT max. 16.00 V
VOUT adjustable
VOUT programmable no
sync/non-sync non-sync
Frequency typ. 1200 kHz
Frequency adjustable adjustable
Frequency selectable 640/1200 kHz
Frequency adj. min.
Frequency adj. max.
extern clock sync. no
Softstart yes
Softstart adjustable yes
Tracking no
PG/Power OK no
LBI/LBO no
Frequency sync. min.
Frequency sync. max.
Down Mode no
Quiescent current max. 500 µA
Operating min. -40 °C
Operating max. 85 °C
Junction min. -40 °C
Junction max. 125 °C
thermal shutdown typ. 170 °C
Inductor size typ. 4.7 µH
Inductor suggested by Würth Elektronik
Automotive AEC-Q100 no
Light-Load-Mode no
Topology Boost
Peak Efficiency 92 %
Component count min. 9
current limit adjustable no
Nr.of package options 2
CSP
SC70
SOT
MSOP MSOP-8
QFN/DFN WDFN-10
SO/SOIC
SOP
DIP
TO
DDPAK

RT9277 Datasheet

Link to the most up-to-date RT9277 datasheet and the product page for EVM, tools and support information.

RT9277

RT9277 Price breaks and distributor sample stock

RT9277 prices and available online distributors.

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Available Distributors with stock: 0

no online Distributor with RT9277 stock available

Available Distributors with stock: 0

no online Distributor with RT9277 stock available

Alternatives and equivalents

The following DC/DC Boost Converter are similar to RT9277. Optional, compare RT9277 side-by-side with other Boost Converter via the Comparison function.

Variation Compare Product Manufacturer Package
0% ADP1612 ADP1612 product overviewADP1612 product overview Analog Devices MSOP-8
0% ADP1613 ADP1613 product overviewADP1613 product overview Analog Devices MSOP-8
0% ISL97516 ISL97516 product overviewISL97516 product overview Intersil MSOP-8
0% ISL97519 ISL97519 product overviewISL97519 product overview Intersil MSOP-8
0% ISL97519A ISL97519A product overviewISL97519A product overview Intersil MSOP-8
0% ISL98012 ISL98012 product overviewISL98012 product overview Intersil MSOP-10
0% LT3580 LT3580 product overviewLT3580 product overview Linear Technology MSOP-8, DFN-8
0% MP1542 MP1542 product overviewMP1542 product overview MPS MSOP-8
0% SC4502 SC4502 product overviewSC4502 product overview Semtech MLPD-10
0% SC4502H SC4502H product overviewSC4502H product overview Semtech MLPD-10
0% TPS61085 TPS61085 product overviewTPS61085 product overview Texas Instruments MSOP-8, TSSOP-8
0% G5108 G5108 product overviewG5108 product overview GMT MSOP-8, TDFN-8
0% TPS61085-Q1 TPS61085-Q1 product overviewTPS61085-Q1 product overview Texas Instruments MSOP-8
0% EUP2624 EUP2624 product overviewEUP2624 product overview Eutech MSOP-8
0% EUP2624A EUP2624A product overviewEUP2624A product overview Eutech MSOP-8
10% AOZ1905DI AOZ1905DI product overviewAOZ1905DI product overview Alpha Omega DFN10
10% AOZ1905FI AOZ1905FI product overviewAOZ1905FI product overview Alpha Omega MSOP-8
10% MAX17067 MAX17067 product overviewMAX17067 product overview Maxim Integrated uMAX-8
10% BD8152 BD8152 product overviewBD8152 product overview Rohm MSOP-8
10% BD8158 BD8158 product overviewBD8158 product overview Rohm MSOP-8
10% LM3224 LM3224 product overviewLM3224 product overview Texas Instruments VSSOP-8
10% TS1910CS TS1910CS product overviewTS1910CS product overview Taiwan Semi SOP-8
10% LT8494 LT8494 product overviewLT8494 product overview Linear Technology QFN-20, TSSOP-20
10% LT8495 LT8495 product overviewLT8495 product overview Linear Technology QFN-20, TSSOP-20
10% LT8580 LT8580 product overviewLT8580 product overview Linear Technology MSOP-8, DFN-8
25% MAX1790 MAX1790 product overviewMAX1790 product overview Maxim Integrated uMAX-8
25% LM5001 LM5001 product overviewLM5001 product overview Texas Instruments WSON-8, SOIC-8
25% LM5001-Q1 LM5001-Q1 product overviewLM5001-Q1 product overview Texas Instruments SOIC-8

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of RT9277.

V-IN min. 2.5 V, Current-Limit typ. 1.6 A, V-OUT max. 16 V, Frequency typ. 1200 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
744305033 0.3 28.0 26.0 0.16 13.5 x 13.3 x 5.2
744305040 0.4 28.0 20.0 0.16 13.5 x 13.3 x 5.2
744306030 0.3 26.0 24.0 0.30 10.5 x 10.3 x 5.5
744308033 0.3 27.0 30.0 0.37 10.1 x 7 x 7
744308040 0.4 25.0 26.0 0.37 10.1 x 7 x 7
7443081030 0.3 38.0 32.0 0.29 9.4 x 6.2 x 8.1
7443081040 0.4 38.0 21.0 0.29 9.4 x 6.2 x 8.1
744310055 0.5 14.0 20.0 3.70 7 x 6.9 x 3.3
744311047 0.4 19.0 25.0 1.85 7 x 6.9 x 4
744314047 0.5 18.0 20.0 1.35 7 x 6.9 x 5
744316033 0.3 18.5 20.0 1.75 5.5 x 5.3 x 4.3
744316047 0.5 15.0 16.0 2.75 5.5 x 5.3 x 4.3
7443340047 0.5 19.0 32.0 2.65 8.4 x 7.9 x 7.5
744373460047 0.5 11.5 31.0 4.00 7.3 x 6.6 x 3
744373490047 0.5 13.5 30.0 3.50 7.3 x 6.6 x 5
744373770047 0.5 19.0 29.0 1.32 13.5 x 12.6 x 3.5
74477009 0.5 23.5 26.4 2.90 12 x 12 x 8
7447797050 0.5 13.2 23.0 4.30 10.2 x 10.2 x 4.5
7447798050 0.5 18.5 18.0 2.20 10.2 x 10.2 x 6.4
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