ISL9112 Buck-Boost Converter Overview

Description

Manufacturer
 
Category
Sub-Category

ISL9112 is a 5.50 V, 1.20 A output current sync Buck-Boost Converter from . The 1.80 V to 5.50 V input range can be converted into a 1.90 V to 5.00 V output voltage.

The Buck-Boost Converter features fixed 2500 kHz switching frequency, requires a typical inductor size of 2.2 µH and provides a peak efficiency of 95 %. ISL9112 circuitry consists typically of 5 external components and is available in 1 package option(s): DFN-12 .

For ISL9112 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. 1.80 V
V-IN max. 5.50 V
I-OUT? 1.20 A
V-OUT min. 1.90 V
V-OUT max. 5.00 V
V-OUT fixed adjustable
V-OUT programmable yes
sync/non-sync sync
Frequency typ. 2500 kHz
Frequency adjustable fixed
Frequency adjustable min.
Frequency adjustable max.
ext.clock sync yes
Frequency sync. min. 2750 kHz
Frequency sync. max. 3250 kHz
Softstart yes
Softstart adjustable no
Tracking no
PG/Power OK yes
Quiescent current max. 60 µA
Operating min. -40 °C
Operating max. 85 °C
Junction min.
Junction max.
thermal shutdown typ. 155 °C
Inductor size typ. 2.2 µH
Automotive AEC-Q100 no
Light-Load Mode yes
Topology Buck-Boost
Peak Efficiency 95 %
Component count min. 5
current limit adjustable no
LBI/LBO no
Nr. of package options 1
CSP
SOT
MSOP
QFN DFN-12
SO/SOIC
SOP

Charts and pictures

ISL9112 Datasheet

Link to the most up-to-date ISL9112 datasheet and the product page for EVM, tools and support information.

ISL9112

ISL9112 Distributor price breaks and sample stock

ISL9112 prices and available buy online distributors. Optional, check regional sources for price and inventory: for Russia via efind, for South Korea via ICPart, for Japan via ICBAIBAI, for China via IC5858 or International via IC2IC.

OEMSecrets.com
findchips.com

Available Distributors with stock: 0

no online Distributor with ISL9112 stock available

Available Distributors with stock: 8

Digi-Key

ProductStockPriceBuy
ISL91127IRAZ-T7A 583
1001.85 €
252.25 €
102.38 €
12.65 €
Buy Now
ISL91127IRAZ-T7A 583
1001.85 €
252.25 €
102.38 €
12.65 €
Buy Now
ISL91127IRAZ-T7A 500
62501.20 €
25001.24 €
12501.29 €
5001.55 €
2501.61 €
Buy Now
ISL91127IIAZ-T7A 280
1001.45 €
251.81 €
101.92 €
12.13 €
Buy Now
ISL91127IIAZ-T7A 280
1001.45 €
251.81 €
101.92 €
12.13 €
Buy Now
ISL91127IRNZ-T7A 244
1001.85 €
252.25 €
102.38 €
12.65 €
Buy Now
ISL91127IRNZ-T7A 244
1001.85 €
252.25 €
102.38 €
12.65 €
Buy Now
ISL9112IRTNZ-T7A 207
1001.74 €
252.18 €
102.31 €
12.57 €
Buy Now
ISL9112IRTNZ-T7A 207
1001.74 €
252.18 €
102.31 €
12.57 €
Buy Now
ISL91127II2AZ-T7A 120
1001.45 €
251.81 €
101.92 €
12.13 €
Buy Now
ISL91127II2AZ-T7A 120
1001.45 €
251.81 €
101.92 €
12.13 €
Buy Now
ISL91127IRNZ-T7A 0
62501.20 €
25001.24 €
12501.29 €
5001.55 €
2501.61 €
Buy Now
ISL91127IIAZ-T7A 0
62500.88 €
25000.91 €
12500.95 €
5001.19 €
2501.23 €
Buy Now
ISL91127II2AZ-T7A 0
62500.88 €
25000.91 €
12500.95 €
5001.19 €
2501.23 €
Buy Now
ISL9112IRTNZ-T7A 0
62501.06 €
25001.10 €
12501.14 €
5001.44 €
2501.48 €
Buy Now
show stock=0hide stock=0

Newark element14

ProductStockPriceBuy
ISL91128IINZ-T7A 0
50001.16 $
25001.20 $
10001.48 $
5001.65 $
1001.78 $
102.22 $
12.61 $
Buy Now
ISL91128IIN-EVZ 2
191.11 $
Buy Now
ISL9112IRT7Z 0
50001.12 $
25001.16 $
10001.43 $
5001.60 $
1001.72 $
102.15 $
12.52 $
Buy Now
ISL91127IRNZ-T 0
50001.29 $
25001.33 $
10001.65 $
5001.84 $
1001.98 $
102.47 $
12.90 $
Buy Now
ISL91127IIA-EVZ 0
10057.50 $
5061.18 $
2562.10 $
1063.02 $
564.86 $
166.70 $
Buy Now
ISL91127IRAZ-T 0
50001.29 $
25001.33 $
10001.65 $
5001.84 $
1001.98 $
102.47 $
12.90 $
Buy Now
ISL91127IRAZ-T7A 0
5001.42 $
2501.46 $
1001.75 $
502.02 $
252.15 $
102.46 $
12.84 $
Buy Now
ISL91127IINZ-T 0
50000.94 $
25000.97 $
10001.20 $
5001.34 $
1001.44 $
101.80 $
12.11 $
Buy Now
ISL9112IRTNZ-T7A 0
300001.19 $
180001.24 $
120001.29 $
60001.43 $
30001.51 $
11.60 $
Buy Now
ISL9112IRT7Z-T7A 0
300001.19 $
180001.24 $
120001.29 $
60001.43 $
30001.51 $
11.60 $
Buy Now
ISL91127II2AZ-T 0
50000.94 $
25000.97 $
10001.20 $
5001.34 $
1001.44 $
101.80 $
12.11 $
Buy Now
ISL91127IRA-EVZ 0
10078.75 $
5083.79 $
2585.05 $
1086.31 $
588.83 $
191.35 $
Buy Now
ISL91127IINZ-T7A 0
50001.03 $
25001.06 $
10001.32 $
5001.47 $
1001.58 $
101.97 $
12.32 $
Buy Now
ISL91127II2AZ-T7A 0
50001.03 $
25001.06 $
10001.32 $
5001.47 $
1001.58 $
101.97 $
12.32 $
Buy Now
ISL91127IIAZ-T 0
50000.94 $
25000.97 $
10001.20 $
5001.34 $
1001.44 $
101.80 $
12.11 $
Buy Now
show stock=0hide stock=0

Future Electronics

ProductStockPriceBuy
ISL91127IRA-EVZ 2
2082.90 $
1087.29 $
591.91 $
395.48 $
1103.62 $
Buy Now
ISL91127IRN-EVZ 2
2082.90 $
1087.29 $
591.91 $
395.48 $
1103.62 $
Buy Now

Mouser Electronics

ProductStockPriceBuy
ISL91127IRA-EVZ 3
178.75 $
Buy Now
ISL91128IINZ-T7A 158
12.62 $
102.23 $
1001.78 $
2501.78 $
5001.56 $
10001.30 $
25001.21 $
50001.16 $
Buy Now
ISL91127IRAZ-T7A 406
12.89 $
102.46 $
1002.13 $
2502.02 $
5001.81 $
10001.53 $
25001.45 $
50001.40 $
Buy Now
ISL91127IIAZ-T7A 235
12.33 $
101.98 $
1001.58 $
2501.58 $
5001.39 $
10001.15 $
25001.07 $
50001.03 $
Buy Now
ISL91127IRNZ-T7A 180
12.89 $
102.46 $
1002.13 $
2502.02 $
5001.81 $
10001.53 $
25001.45 $
50001.40 $
Buy Now
ISL91127IINZ-T7A 232
12.33 $
101.98 $
1001.58 $
2501.58 $
5001.39 $
10001.15 $
25001.07 $
50001.03 $
Buy Now
ISL9112IRT7Z 869
12.54 $
102.15 $
1001.72 $
5001.51 $
10001.25 $
25001.17 $
50001.12 $
Buy Now
ISL91127II2AZ-T7A 96
12.33 $
101.98 $
1001.58 $
2501.58 $
5001.39 $
10001.15 $
25001.07 $
50001.03 $
Buy Now
ISL9112IRTNZ-T7A 134
12.80 $
102.38 $
1001.90 $
2501.90 $
5001.67 $
10001.38 $
25001.29 $
50001.24 $
Buy Now

RS Components

ProductStockPriceBuy
ISL91127IINZ-T7A 0
50.73 GBP
Buy Now
ISL91127IINZ-T7A 0
50.73 GBP
Buy Now
ISL91127IINZ-T7A 215
2500.75 GBP
Buy Now
ISL91127II2AZ-T7A 0
50.66 GBP
Buy Now
ISL91127II2AZ-T7A 200
2500.67 GBP
Buy Now
ISL91127II2AZ-T7A 0
50.66 GBP
Buy Now
show stock=0hide stock=0

element14 Asia-Pacific

ProductStockPriceBuy
ISL91127IRAZ-T7A 0
50002.15 SGD
25002.23 SGD
10002.36 SGD
5002.78 SGD
2503.10 SGD
1003.27 SGD
103.78 SGD
14.45 SGD
Buy Now
ISL91127IRNZ-T7A 531
50002.15 SGD
25002.23 SGD
10002.36 SGD
5002.78 SGD
2503.10 SGD
1003.27 SGD
103.78 SGD
14.45 SGD
Buy Now
ISL91127IRN-EVZ 3
1120.17 SGD
Buy Now
show stock=0hide stock=0

Farnell element14

ProductStockPriceBuy
ISL91128IIN-EVZ 2
170.47 GBP
Buy Now
ISL91127IRAZ-T7A 0
10001.11 GBP
5001.37 GBP
2501.42 GBP
1001.65 GBP
501.75 GBP
251.85 GBP
101.95 GBP
12.60 GBP
Buy Now
ISL91127IRAZ-T7A 0
10001.11 GBP
5001.37 GBP
2501.42 GBP
1001.65 GBP
501.75 GBP
251.85 GBP
101.95 GBP
12.60 GBP
Buy Now
ISL91127IRA-EVZ 0
148.40 GBP
Buy Now
ISL91127IRNZ-T7A 500
10001.11 GBP
5001.37 GBP
2501.42 GBP
1001.65 GBP
501.75 GBP
251.85 GBP
101.95 GBP
12.60 GBP
Buy Now
ISL91127IRNZ-T7A 0
10001.11 GBP
5001.37 GBP
2501.42 GBP
1001.65 GBP
501.75 GBP
251.85 GBP
101.95 GBP
12.60 GBP
Buy Now
ISL91127IRN-EVZ 3
159.29 GBP
Buy Now
show stock=0hide stock=0

Pulp Electronics

ProductStockPriceBuy
ISL9112IRT7Z 5000
ISL9112IRTNZ 5000

Available Distributors without stock: 3

Arrow Electronics

ProductStockPriceBuy
ISL91127IIAZ-T7A 0 Buy Now
ISL91127IIAZ-T7A 0
2500000.96 $
1250000.96 $
250001.38 $
25002.19 $
2502.33 $
Buy Now

Avnet Americas

ProductStockPriceBuy
ISL9112IRT7Z 0
100001.04 $
50001.05 $
22001.08 $
12001.12 $
10001.15 $
Buy Now
ISL91127IRNZ-T 0
600001.20 $
360001.21 $
240001.25 $
120001.28 $
60001.32 $
Buy Now
ISL91127IRAZ-T 0
600001.20 $
360001.21 $
240001.25 $
120001.28 $
60001.32 $
Buy Now
ISL9112IRTNZ-T 0
600001.04 $
360001.05 $
240001.08 $
120001.12 $
60001.15 $
Buy Now
ISL9112IRT7Z-T 0
600001.04 $
360001.05 $
240001.08 $
120001.12 $
60001.15 $
Buy Now
ISL91128IIN-EVZ 0
189.13 $
1089.13 $
2589.13 $
5089.13 $
10089.13 $
50089.13 $
100089.13 $
Buy Now
ISL91127IIA-EVZ 0
150.00 $
1050.00 $
2550.00 $
5050.00 $
10050.00 $
50050.00 $
100050.00 $
Buy Now
ISL91127IRA-EVZ 0
168.48 $
1068.48 $
2568.48 $
5068.48 $
10068.48 $
50068.48 $
100068.48 $
Buy Now
ISL91127IRN-EVZ 0
168.48 $
1068.48 $
2568.48 $
5068.48 $
10068.48 $
50068.48 $
100068.48 $
Buy Now
ISL91127IRAZ-T7A 0
25001.32 $
15001.33 $
10001.37 $
5001.41 $
2501.46 $
Buy Now
ISL9112IRTNZ-T7A 0
25001.15 $
15001.16 $
10001.20 $
5001.23 $
2501.27 $
Buy Now
ISL9112IRT7Z-T7A 0
25001.15 $
15001.16 $
10001.20 $
5001.23 $
2501.27 $
Buy Now
ISL91127II2A-EVZ 0
ISL91127IRNZ-T7A 0
25001.32 $
15001.33 $
10001.37 $
5001.41 $
2501.46 $
Buy Now
ISL91128IIN-EVKIT1Z 0
1113.48 $
10113.48 $
25113.48 $
50113.48 $
100113.48 $
500113.48 $
1000113.48 $
Buy Now

Avnet Europe

ProductStockPriceBuy
ISL9112IRT7Z 0
10001.16 $
5001.20 $
1001.24 $
501.30 $
251.35 $
101.48 $
11.61 $
Buy Now
ISL9112IRTNZ 0
10001.16 $
5001.20 $
1001.24 $
501.30 $
251.35 $
101.48 $
11.61 $
Buy Now
ISL91127IRNZ-T 0
10001.33 $
5001.39 $
1001.42 $
501.50 $
251.55 $
101.70 $
11.85 $
Buy Now
ISL91127IRAZ-T 0
600001.44 $
360001.53 $
240001.63 $
120001.72 $
60001.85 $
Buy Now
ISL91127IIAZ-T 0
10000.97 $
5001.01 $
1001.04 $
501.09 $
251.13 $
101.24 $
11.34 $
Buy Now
ISL9112IRTNZ-T 0
600001.25 $
360001.33 $
240001.41 $
120001.49 $
60001.61 $
Buy Now
ISL91128IINZ-T 0
10001.09 $
5001.13 $
1001.16 $
501.23 $
251.27 $
101.39 $
11.51 $
Buy Now
ISL9112IRT7Z-T 0
600001.25 $
360001.33 $
240001.41 $
120001.49 $
60001.61 $
Buy Now
ISL91128IIN-EVZ 0
1000101.98 $
500110.47 $
100114.72 $
50117.56 $
25124.64 $
10127.47 $
1141.63 $
Buy Now
ISL91128IINZ-T7A 0
10001.20 $
5001.25 $
1001.28 $
501.35 $
251.40 $
101.53 $
11.66 $
Buy Now
ISL91127IRAZ-T7A 0
25001.47 $
15001.56 $
10001.66 $
5001.75 $
2501.88 $
Buy Now
ISL9112IRTNZ-T7A 0
25001.38 $
15001.47 $
10001.56 $
5001.65 $
2501.77 $
Buy Now
ISL91127IRNZ-T7A 0
25001.47 $
15001.56 $
10001.66 $
5001.75 $
2501.88 $
Buy Now
ISL91128IIN-EVKIT1Z 0
1000129.83 $
500140.65 $
100146.06 $
50149.67 $
25158.69 $
10162.29 $
1180.32 $
Buy Now

Equivalents and alternatives

The following Buck-Boost DC/DC Converter are similar to ISL9112. Optional, compare ISL9112 side-by-side with other selected Buck-Boost Converter via the Comparison function.

no alternatives found

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of ISL9112.

V-IN max. 5.5 V, I-OUT 1.2 A, V-OUT min. 1.9 V, Frequency typ. 2500 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
744025001 1.2 2.6 3.0 36.00 2.8 x 2.8 x 3
74402800082 0.8 2.0 1.6 53.00 2.8 x 2.8 x 1.2
744028001 1.0 1.8 1.5 65.00 2.8 x 2.8 x 1.2
74402900082 0.8 2.4 1.8 36.00 2.8 x 2.8 x 1.5
744029001 1.0 2.2 1.6 45.00 2.8 x 2.8 x 1.5
744031010 1.0 2.0 1.6 26.00 3.8 x 3.8 x 1.8
74404024010 1.0 2.2 2.6 37.00 2.5 x 2 x 1.2
74404032010 1.0 2.2 3.0 33.00 3 x 3 x 1.5
744042001 1.0 2.7 2.6 20.00 4.8 x 4.8 x 2
7440430012 1.2 3.1 2.8 15.00 4.8 x 4.8 x 3
74438321010 1.0 1.3 2.5 163.00 2.5 x 2 x 0.6
74479262210 1.0 1.2 1.7 170.00 1.6 x 0.8 x 0.8
74479275210 1.0 1.8 2.1 69.00 2 x 1.25 x 1
74479276210 1.0 2.0 2.5 65.00 2 x 1.6 x 1
74479876210 1.0 1.5 1.5 70.00 2 x 1.6 x 1
74479889210 1.0 2.0 2.0 85.00 2.5 x 2 x 1.2
74479899210 1.0 2.3 2.5 50.00 3.2 x 2.6 x 1.2
74479976210 1.0 1.8 2.4 75.00 2 x 1.6 x 0.5
74479977182 0.8 2.0 2.0 90.00 2 x 1.6 x 0.9
78438321010 1.0 1.3 2.5 163.00 2.5 x 2 x 0.6
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