RT7234 Buck Converter overview

Description

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RT7234 is a 18.00 V sync Buck Converter from with 4.00 A output current. The maximum 18.00 V input voltage can be regulated down into a 0.77 V to 8.00 V output voltage.

It requires are a typical inductor size of 1.40 µH, a typical external component count of 11 and achieves a peak efficiency of 95 %. Further RT7234 characteristics are a fixed 650 kHz switching frequency and 1 available package option(s): PSOP-8 .

For the RT7234 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. 4.50 V
V-IN max. 18.00 V
I-OUT? 4.00 A
V-OUT min. 0.77 V
V-OUT max. 8.00 V
V-OUT adjustable V
V-OUT programmable no
sync/non-sync sync
Frequency typ. 650 kHz
Frequency fixed
Frequency selectable
ext.clock sync. no
Frequency adj./ ext.clock min.
Frequency adj./ ext.clock max
Softstart yes
Softstart adjustable yes
Tracking no
PG/Power OK yes
Quiescent current max. 1300 µA
Operating min. -40 °C
Operating max. 85 °C
Junction min. -40 °C
Junction max. 125 °C
thermal shutdown typ. 150 °C
Inductor size typ. 1.40 µH
Inductor suggested by Würth Elektronik
Automotive AEC-Q100 no
Light-Load-Mode yes
Topology Buck
Peak Efficiency 95 %
Component count min. 11
current limit adjustable no
Nr.of packages 1
CSP
SC70
SOT
MSOP
QFN/DFN
SO/SOIC
SOP PSOP-8
DIP
TO
DDPAK

RT7234 Datasheet

Link to the most up-to-date RT7234 datasheet and the product page for EVM, tools and support information.

RT7234

RT7234 Sample stock and distributor price breaks

RT7234 prices and online available distributors.

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Available Distributors with stock: 0

no online Distributor with RT7234 stock available

Available Distributors with stock: 1

Digi-Key

ProductStockPriceBuy
RT7234GSP 1685
10000.69 €
5000.84 €
2500.96 €
1001.08 €
251.20 €
101.34 €
11.49 €
Buy Now
RT7234GSP 1685
10000.69 €
5000.84 €
2500.96 €
1001.08 €
251.20 €
101.34 €
11.49 €
Buy Now
RT7234GSP 0 Buy Now
show stock=0hide stock=0

List of equivalents and alternatives

The following DC/DC Buck Converter are similar to RT7234. Optional, compare RT7234 side-by-side with other Buck Converter via the Comparison function.

Variation Compare Product Manufacturer Package
0% MP28255 MP28255 product overviewMP28255 product overview MPS QFN-14
0% TPS54626 TPS54626 product overviewTPS54626 product overview Texas Instruments HTSSOP-14
0% XR76108 XR76108 product overviewXR76108 product overview Exar QFN-30
0% RT7232 RT7232 product overviewRT7232 product overview Richtek TSSOP-14, WDFN-10
0% RT7236 RT7236 product overviewRT7236 product overview Richtek TSSOP-14, WDFN-10
0% RT7240 RT7240 product overviewRT7240 product overview Richtek PSOP-8
10% MAX15066 MAX15066 product overviewMAX15066 product overview Maxim WLP-16
10% MAX15166 MAX15166 product overviewMAX15166 product overview Maxim WLP-16
10% MP2214 MP2214 product overviewMP2214 product overview MPS SOIC-8E, QFN-10
10% TPS62184 TPS62184 product overviewTPS62184 product overview Texas Instruments DSBGA-24
25% MP28253 MP28253 product overviewMP28253 product overview MPS QFN-14
25% RT2853A RT2853A product overviewRT2853A product overview Richtek WQFN-16
25% TPS62180 TPS62180 product overviewTPS62180 product overview Texas Instruments DSBGA-24
25% TPS62134C TPS62134C product overviewTPS62134C product overview Texas Instruments VQFN-16
25% TPS62134D TPS62134D product overviewTPS62134D product overview Texas Instruments VQFN-16
50% MP2209 MP2209 product overviewMP2209 product overview MPS QFN-14

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of RT7234.

V-IN max. 18 V, I-OUT 4 A, V-OUT min. 0.765 V, Frequency typ. 650 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
74404054010 1.0 4.9 8.0 12.00 5 x 5 x 4
744040630082 0.8 6.0 9.5 10.00 6 x 6 x 2.8
74404063010 1.0 5.2 7.5 10.00 6 x 6 x 2.8
74404063012 1.2 6.2 8.5 11.00 6 x 6 x 2.8
744040640068 0.7 4.1 10.0 10.00 6 x 6 x 4.5
744065001 1.0 8.0 9.5 4.90 10 x 10 x 3.1
74407000082 0.8 6.2 5.5 8.50 8 x 8 x 2
7440710082 0.8 7.3 8.0 7.00 8 x 8 x 4.6
744373240068 0.7 5.5 10.0 16.00 4.45 x 4.06 x 2
74437324010 1.0 5.0 9.0 22.00 4.45 x 4.06 x 2
74437324012 1.2 4.7 8.5 25.00 4.45 x 4.06 x 2
744383350068 0.7 4.1 8.1 25.00 3 x 3 x 1.5
744383360068 0.7 4.5 6.2 22.00 3 x 3 x 2
74438336010 1.0 4.0 5.0 26.00 3 x 3 x 2
744383560068 0.7 8.2 9.4 7.50 4.1 x 4.1 x 2.1
74438356010 1.0 7.2 9.0 12.00 4.1 x 4.1 x 2.1
74438356012 1.2 5.8 9.0 15.00 4.1 x 4.1 x 2.1
7447462010 1.0 8.5 8.0 6.00 5.5 x 5.5 x 8.5
744772010 1.0 7.5 10.0 4.70 7.8 x 7.8 x 10
7447730 1.0 4.0 5.7 14.00 4 x 4.5 x 3.5
7447779001 1.0 5.3 9.5 10.00 7.3 x 7.3 x 4.5
744778001 1.0 5.4 6.4 9.00 7.3 x 7.3 x 3.4
7447786001 1.0 5.0 5.5 28.00 5.9 x 6.2 x 5.1
7447789001 1.0 5.4 6.4 10.00 7.3 x 7.3 x 3.5
744787012 1.2 4.9 6.0 8.50 7.8 x 7 x 5
784383350068 0.7 4.1 8.1 25.00 3 x 3 x 1.5
7847730 1.0 4.0 5.7 14.00 4 x 4.5 x 3.5
784775012 1.2 6.2 8.0 5.00 7 x 7.8 x 5.5
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