Dark mode is now available! Toggle between light and dark modes. Preference saves when signed in.
Change Theme
Learn more
Filters
Sign In
Sign up
Resources
BOM Tool
Cost your BOM with best offers and prefilled carts
API
Instant electronic part data for design and sourcing
The Pulse
Blog for PCB design, components, and industry trends
Browse
Electronic Parts by Category
Browse parts by function and type
Manufacturers
Explore parts by manufacturer
Distributors
Find authorized sellers and availability
Appearance
Theme
Light, dark, or match browser
Browser
Price & Availability
Part Specifications
Distributor links are sponsored
Select a category
Results: 10
Filters
Quick Filters
Active
In Stock
RoHS Compliant
Has Datasheet
Specifications
Edit filters
View 10 Results
Sort: Relevance
ST1S31
PUR
$
1.090
Voltage Regulators - Switching Regulators 3A DC Step Down REG 2.8V to 5.5V 1.5MHz
STMicroelectronics
Datasheet
CAD Models
Manufacturer Page
Add to BOM
Distributor
SKU
Stock
Min
Pkg
Bulk Pricing
1
10
100
1,000
10,000
Future Electronics
2
ST1S31PUR
3,000
3K
Tape & Reel
USD
0.945
Newark
ST1S31PUR
14,620
1
USD
2.060
1.520
1.240
1.100
1.050
Verical
2
ST1S31PUR
1,008
6
USD
1.372
1.117
1.003
1.003
Arrow Electronics
2
ST1S31PUR
2,795
1
USD
2.118
1.563
1.270
1.156
1.156
Mouser
511-ST1S31PUR
1,551
1
Tape & Reel
USD
2.070
1.530
1.240
1.090
1.010
Show All
Specification
Descriptions
A
ST1S31
HF
$
2.284
Up to 4 V, 3 A step-down 2.3 MHz switching regulator for automotive applications
STMicroelectronics
Datasheet
CAD Models
Manufacturer Page
Add to BOM
Distributor
SKU
Stock
Min
Pkg
Bulk Pricing
1
10
100
1,000
10,000
Rochester Electronics
AST1S31HF
24,000
USD
2.270
2.030
1.910
12h
Verical
2
AST1S31HF
3,000
3K
USD
1.621
Arrow Electronics
AST1S31HF
3,000
3K
USD
1.621
TME
2
AST1S31HF
0
3K
USD
2.020
12h
Avnet
AST1S31HF
0
3K
20h
Show All
Specification
Descriptions
A
ST1S31
PUR
$
1.426
AST1S31 Series 4 V 3 A 1.9 MHz Step-Down Switching Regulator - VFDFPN 3 x 3 8L
STMicroelectronics
Datasheet
CAD Models
Manufacturer Page
Add to BOM
Distributor
SKU
Stock
Min
Pkg
Bulk Pricing
1
10
100
1,000
10,000
Future Electronics
2
AST1S31PUR
500
1
Cut Tape
USD
1.900
1.900
1.800
1.770
1.720
Arrow Electronics
AST1S31PUR
1,508
1
USD
1.426
1.426
1.426
1.426
1.426
Verical
AST1S31PUR
1,508
10
USD
1.426
1.426
1.426
1.426
Avnet
AST1S31PUR
0
3K
20h
Component Stockers USA
AST1S31PUR
4,424
USD
1.440
1.410
1.390
1.380
1.380
3d
Show All
Specification
Descriptions
ST1S31
D-R
Voltage Regulators - Switching Regulators 3A DC SD switch reg 1.5MHz
ST1S31
STMicroelectronics
Datasheet
CAD Models
Manufacturer Page
Add to BOM
Distributor
SKU
Stock
Min
Pkg
Bulk Pricing
1
10
100
1,000
10,000
Microchip USA
ST1S31D-R
175
10
Tray
USD
282.66
282.66
282.66
282.66
5d
Hi-Tech Circuit Group Ltd.
ST1S31D-R
826
USD
7.000
6.860
6.650
3d
Win Source
WS-ST1S31D-R
20
35
USD
1.234
1.003
1.003
12h
Worldway Electronics
ST1S31D-R
28,942
7
Tray
USD
0.497
0.488
0.469
0.459
12h
XINVRY
ST1S31D-R
4,081
USD
6.320
6.320
6.320
6.320
6.320
11h
Show All
Specification
Descriptions
STEVAL-ISA069V1
$
64.680
3 A / 1.5 MHz step-down synchronous switching regulator based on the
ST1S31
in DFN 3x3 package
STMicroelectronics
Datasheet
Manufacturer Page
Add to BOM
Distributor
SKU
Stock
Min
Pkg
Bulk Pricing
1
10
100
1,000
10,000
Avnet
STEVAL-ISA069V1
0
12
20h
Worldway Electronics
STEVAL-ISA069V1
28,554
7
USD
50.866
49.907
47.987
47.027
12h
Advanced Electronics
STEVAL-ISA069V1
6,021
USD
46.970
46.030
45.110
44.210
44.210
14h
Cytech Systems
STEVAL-ISA069V1
1,000
USD
63.000
59.220
56.070
52.920
49.770
17h
Suntronic
STEVAL-ISA069V1
244
3d
Show All
Specification
Descriptions
STEVAL-ISA070V1
$
36.360
3 A / 1.5 MHz step-down synchronous switching regulator based on the
ST1S31
in SO-8 package
STMicroelectronics
Datasheet
Manufacturer Page
Add to BOM
Distributor
SKU
Stock
Min
Pkg
Bulk Pricing
1
10
100
1,000
10,000
Mouser
511-STEVAL-ISA070V1
16
1
Bulk
USD
36.360
36.360
36.360
36.360
36.360
Avnet
STEVAL-ISA070V1
0
18
20h
Utmel Electronic
2381-STEVAL-ISA070V1
58
USD
32.766
30.911
29.161
25.953
25.953
4h
Aztech
STEVAL-ISA070V1
2,797
USD
30.340
30.340
30.340
30.340
30.340
14h
Advanced Electronics
STEVAL-ISA070V1
7,454
USD
28.000
27.440
26.890
26.350
26.350
14h
Show All
Specification
Descriptions
R
ST1S31
HF
Up to 4 V, 3 A step-down 2.3 MHz switching regulator for aerospace applications
STMicroelectronics
Datasheet
CAD Models
Manufacturer Page
Add to BOM
Distributor
SKU
Stock
Min
Pkg
Bulk Pricing
1
10
100
1,000
10,000
Advanced Electronics
RST1S31HF
5,620
USD
2.080
2.040
2.000
1.960
1.960
14h
Specification
Descriptions
ESR03EZPD1300
$
0.054
Voltage Regulators - Switching Regulators 3A DC SD switch reg 1.5MHz
ST1S31
ROHM
Datasheet
CAD Models
Manufacturer Page
Add to BOM
Distributor
SKU
Stock
Min
Pkg
Bulk Pricing
1
10
100
1,000
10,000
Worldway Electronics
ESR03EZPD1300
27,727
7
USD
0.008
0.007
0.007
0.007
12h
Specification
Descriptions
STM
ST1S31
PUR
STMicroelectronics
Add to BOM
Distributor
SKU
Stock
Min
Pkg
Bulk Pricing
1
10
100
1,000
10,000
Worldway Electronics
STMST1S31PUR
24,906
7
12h
Utmel Electronic
2381-STMST1S31PUR
Contact
4h
Specification
Descriptions
ST1S31
PUR/BKN
STMicroelectronics
Add to BOM
No stock available. View Non-Authorized Dealers.
Specification
Descriptions
Talk to Us!