R1223N-4.7A Buck Controller overview

Description

Manufacturer
 
Category
Sub-Category

R1223N-4.7A is a 1 channel, 1 phase non-sync Buck Controller. The maximum input voltage ranges from 2.30 V to 13.20 V and output current goes up to 1.00 A.

The Controller features fixed 300 kHz switching frequency which results in a typical inductor size of 27.0 uH and a peak efficiency of 94 %. The R1223N-4.7A is available in 1 package option(s): SOT23-5 .

Parameter and features overview

ParameterValueReplacement
Search Filter
Nr. of Channel 1
V-IN min. 2.30 V
V-IN max. 13.20 V
I-OUT? 1.00 A
V-OUT min. 4.70 V
V-OUT max. 4.70 V
V-OUT 5
V-OUT programmable no
sync/non-sync non-sync
Frequency typ. 300 kHz
Frequency adj. fixed
Frequency adj. min.
Frequency adj. max.
ext.clock sync. no
ext.clock Frequency min.
ext.clock Frequency max.
Softstart yes
Softstart adjustable no
Tracking no
Power Good (PG) no
Enable yes
Operating min. -40 °C
Operating max. 85 °C
Junction min.
Junction max.
thermal shutdown typ.
Inductor size typ. 27.0 uH
Automotive AEC-Q100 no
Light-Load Mode yes
Single/ Multiphase single
Nr. of Phases 1
Peak Efficiency 94 %
component count min. 6
current limit adjustable no
Nr.of package options 1
CSP
SOT SOT23-5
MSOP
QFN/DFN
SO/SOIC
SOP
DIP

R1223N-4.7A Datasheet

Link to the most up-to-date R1223N-4.7A datasheet and the product page for EVM, tools and support information.

R1223N-4.7A

R1223N-4.7A inventory, samples and price

OEMSecrets.com
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Available Distributors with stock: 2

Chip-One-Stop (2)

ProductStockPriceBuy
R1223N182H-TR-FE41
11.55 USD
100.68 USD
Buy Now
R1223N332H-TR-FE100
11.55 USD
100.68 USD
500.66 USD
1000.61 USD
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Mouser-Electronics (1)

ProductStockPriceBuy
R1223NNoneBuy Now
R1223N332H-TR-FE50
10.98 USD
100.77 USD
1000.58 USD
5000.49 USD
10000.40 USD
30000.35 USD
90000.31 USD
Buy Now
R1223N332F-TR-FENone
30000.35 USD
90000.31 USD
Buy Now
R1223N332E-TR-FENone
30000.35 USD
90000.31 USD
Buy Now
R1223N152H-TR-FENone
30000.35 USD
90000.31 USD
Buy Now
R1223N182B-TR-FENone
30000.35 USD
90000.31 USD
Buy Now
R1223N252A-TR-FENone
30000.35 USD
90000.31 USD
Buy Now
R1223N502A-TR-FENone
30000.35 USD
90000.31 USD
Buy Now
R1223N332A-TR-FENone
30000.35 USD
90000.31 USD
Buy Now
R1223N152F-TR-FENone
30000.35 USD
90000.31 USD
Buy Now
R1223N332G-TR-FENone
30000.35 USD
90000.31 USD
Buy Now
R1223N182H-TR-FENone
30000.35 USD
90000.31 USD
Buy Now

Available Distributors with stock: 0

no online Distributor with R1223N stock available

Table with equivalents and alternatives

The following Buck Controller are similar to R1223N-4.7A. Or, compare R1223N-4.7A side-by-side with other Buck Controller via the Comparison function.

Variation Compare Product Manufacturer Package
0% R1223N-47-A R1223N-47-A product overviewR1223N-47-A product overview Ricoh SOT23-5
0% R1223N-47-B R1223N-47-B product overviewR1223N-47-B product overview Ricoh SOT23-5
0% R1225N-47-A R1225N-47-A product overviewR1225N-47-A product overview Ricoh SOT23-5
0% R1225N-47-B R1225N-47-B product overviewR1225N-47-B product overview Ricoh SOT23-5
0% R1225N-47-J R1225N-47-J product overviewR1225N-47-J product overview Ricoh SOT23-5
0% R1223N-4.7B R1223N-4.7B product overviewR1223N-4.7B product overview Ricoh SOT23-5
0% R1224N-E-4.7 R1224N-E-4.7 product overviewR1224N-E-4.7 product overview Ricoh SOT23-5
0% R1224N-F-4.7 R1224N-F-4.7 product overviewR1224N-F-4.7 product overview Ricoh SOT23-5
0% R1224N-L-4.7 R1224N-L-4.7 product overviewR1224N-L-4.7 product overview Ricoh SOT23-5

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of R1223N-4.7A.

V-IN max. 13.2 V, I-OUT 1 A, V-OUT min. 4.7 V, Frequency typ. 300 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
74404052220 22.0 1.2 1.4 225.00 5 x 5 x 2
74404054220 22.0 1.5 1.7 129.00 5 x 5 x 4
74404054330 33.0 1.2 1.4 188.00 5 x 5 x 4
74404063220 22.0 1.4 1.6 140.00 6 x 6 x 2.8
74404063330 33.0 1.2 1.5 185.00 6 x 6 x 2.8
74404064220 22.0 1.8 2.2 89.00 6 x 6 x 4.5
74404064330 33.0 1.5 1.8 137.00 6 x 6 x 4.5
74404084330 33.0 1.8 2.2 97.00 8 x 8 x 4.2
744065220 22.0 1.8 1.9 104.00 10 x 10 x 3.1
744065330 33.0 1.6 1.3 139.00 10 x 10 x 3.1
744066220 22.0 2.5 2.3 55.80 10 x 10 x 4.1
744066330 33.0 2.1 1.8 92.00 10 x 10 x 4.1
744071220 22.0 2.3 1.9 65.00 8 x 8 x 4.6
744071330 33.0 1.9 1.5 95.00 8 x 8 x 4.6
74408943220 22.0 1.1 1.4 185.00 4.8 x 4.8 x 4.1
74437324220 22.0 1.0 2.0 470.00 4.45 x 4.06 x 2
7447462220 22.0 1.8 1.7 102.00 5.5 x 5.5 x 8.5
7447462330 33.0 1.4 1.4 153.00 5.5 x 5.5 x 8.5
7447713330 33.0 1.4 2.2 170.00 10 x 10 x 3
744773122 22.0 1.0 1.2 261.00 4 x 4.5 x 3.5
744775122 22.0 1.8 1.8 65.40 7 x 7.8 x 5.5
744775127 27.0 1.5 1.6 73.80 7 x 7.8 x 5.5
744775133 33.0 1.4 1.5 87.80 7 x 7.8 x 5.5
744776122 22.0 2.0 2.1 51.10 9 x 10 x 5.9
744776127 27.0 2.0 2.0 62.70 9 x 10 x 5.9
744776133 33.0 1.8 1.9 82.60 9 x 10 x 5.9
744777122 22.0 1.4 1.7 90.00 7.3 x 7.3 x 4.5
744777127 27.0 1.2 1.6 117.20 7.3 x 7.3 x 4.5
744777133 33.0 1.1 1.4 140.00 7.3 x 7.3 x 4.5
7447779122 22.0 1.4 1.7 90.00 7.3 x 7.3 x 4.5
7447779127 27.0 1.2 1.6 120.00 7.3 x 7.3 x 4.5
7447779133 33.0 1.1 1.4 140.00 7.3 x 7.3 x 4.5
744778122 22.0 1.4 1.4 119.00 7.3 x 7.3 x 3.4
744778127 27.0 1.3 1.3 140.00 7.3 x 7.3 x 3.4
7447786122 22.0 2.0 1.3 98.00 5.9 x 6.2 x 5.1
7447789122 22.0 1.4 1.4 119.00 7.3 x 7.3 x 3.5
7447789127 27.0 1.3 1.4 130.00 7.3 x 7.3 x 3.5
744787220 22.0 1.8 1.7 88.00 7.8 x 7 x 5
744787330 33.0 1.5 1.3 137.00 7.8 x 7 x 5
784773122 22.0 1.0 1.2 261.00 4 x 4.5 x 3.5
784774122 22.0 1.3 1.5 109.00 5.2 x 5.8 x 4.85
784774127 27.0 1.2 1.4 133.00 5.2 x 5.8 x 4.85
784775122 22.0 1.8 1.8 65.00 7 x 7.8 x 5.5
784775127 27.0 1.5 1.6 74.00 7 x 7.8 x 5.5
784775133 33.0 1.4 1.5 89.00 7 x 7.8 x 5.5
784776122 22.0 2.0 2.1 51.00 9 x 10 x 5.9
784776127 27.0 2.0 2.0 63.00 9 x 10 x 5.9
784776133 33.0 1.8 1.9 83.00 9 x 10 x 5.9
784777220 22.0 1.4 1.8 180.00 7.3 x 7.3 x 4.3
784778220 22.0 1.6 1.6 156.00 7.3 x 7.3 x 3.5
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