ADP2108-1,1 Buck Converter overview



ADP2108-1,1 is a 5.50 V sync Buck Converter from with 0.60 A output current. The maximum 5.50 V input voltage can be regulated down into a 1.10 V to 1.10 V output voltage.

It requires are a typical inductor size of 1.00 µH, a typical external component count of 3 and achieves a peak efficiency of 95 %. Further ADP2108-1,1 characteristics are a fixed 3000 kHz switching frequency and 2 available package option(s): CSP-5 TSOT23-5 .

For the ADP2108-1,1 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.

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V-IN min. 2.30 V
V-IN max. 5.50 V
I-OUT? 0.60 A
V-OUT min. 1.10 V
V-OUT max. 1.10 V
V-OUT 1.100 V
V-OUT programmable no
sync/non-sync sync
Frequency typ. 3000 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. 30 µA
Operating min.
Operating max.
Junction min. -40 °C
Junction max. 125 °C
thermal shutdown typ. 150 °C
Inductor size typ. 1.00 µH
Inductor suggested by Würth Elektronik
Automotive AEC-Q100 no
Light-Load-Mode yes
Topology Buck
Peak Efficiency 95 %
Component count min. 3
current limit adjustable no
Nr.of packages 2

ADP2108-1,1 Datasheet

Link to the most up-to-date ADP2108-1,1 datasheet and the product page for EVM, tools and support information.


ADP2108-1,1 Sample stock and distributor price breaks

ADP2108-1,1 prices and online available distributors.

Available Distributors with stock: 0

no online Distributor with ADP2108 stock available

Available Distributors with stock: 0

no online Distributor with ADP2108 stock available

List of equivalents and alternatives

The following DC/DC Buck Converter are similar to ADP2108-1,1. Optional, compare ADP2108-1,1 side-by-side with other Buck Converter via the Comparison function.

Variation Compare Product Manufacturer Package
0% FAN53611-1.1 FAN53611-1.1 product overviewFAN53611-1.1 product overview Fairchild CSP-6
0% RP504x-1.1 RP504x-1.1 product overviewRP504x-1.1 product overview Ricoh DFN-6, SOT23-5
0% RP508x-1.1 RP508x-1.1 product overviewRP508x-1.1 product overview Ricoh DFN-6
0% RP505K-1.1 RP505K-1.1 product overviewRP505K-1.1 product overview Ricoh DFN-8
0% RP509Z-1-1.1 RP509Z-1-1.1 product overviewRP509Z-1-1.1 product overview Ricoh WLCSP-6

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of ADP2108-1,1.

V-IN max. 5.5 V, I-OUT 0.6 A, V-OUT min. 1.1 V, Frequency typ. 3000 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
744030001 1.2 1.0 1.1 95.00 3.3 x 3.5 x 1.05
744031001 1.5 1.8 1.6 40.00 3.8 x 3.8 x 1.8
74479775215 1.5 1.1 0.8 160.00 2 x 1.2 x 1.2
74479776215 1.5 1.3 0.8 110.00 2 x 1.6 x 1
74479787215A 1.5 1.9 1.1 70.00 2.5 x 2 x 1
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