1S4E_0503S1U is out of stock and can be placed on backorder.
Available Substitutes:

Parametric Equivalent


MicroPower Direct
In Stock: 0
Unit Price: $4.02000
Datasheet

Parametric Equivalent


aimtec
In Stock: 0
Unit Price: $3.69000
Datasheet
Isolated Module DC DC Converter 1 Output 3.3V 303mA 4.5V - 5.5V Input
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.

1S4E_0503S1U

DigiKey Part Number
3182-1S4E_0503S1U-ND
Manufacturer
Manufacturer Product Number
1S4E_0503S1U
Description
ISOLATED MODULE DC DC CONVERTERS
Manufacturer Standard Lead Time
6 Weeks
Customer Reference
Detailed Description
Isolated Module DC DC Converter 1 Output 3.3V 303mA 4.5V - 5.5V Input
Datasheet
 Datasheet
EDA/CAD Models
1S4E_0503S1U Models
Product Attributes
Filter Similar Products
Show Empty Attributes
Category
Power (Watts)
1 W
Mfr
Voltage - Isolation
1 kV
Series
Applications
ITE (Commercial)
Packaging
Tube
Operating Temperature
-40°C ~ 85°C
Part Status
Active
Efficiency
78%
Type
Isolated Module
Mounting Type
Through Hole
Number of Outputs
1
Package / Case
4-SIP Module
Voltage - Input (Min)
4.5V
Size / Dimension
0.46" L x 0.24" W x 0.40" H (11.7mm x 6.0mm x 10.2mm)
Voltage - Input (Max)
5.5V
Approval Agency
CE
Voltage - Output 1
Standard Number
60950-1
Current - Output (Max)
303mA
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (2)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
ME105S-03MicroPower Direct05943-ME105S-03-ND$4.02000Parametric Equivalent
AM1S-0503SZaimtec02721-AM1S-0503SZ-ND$3.69000Parametric Equivalent
In-Stock: 0
44 estimated in stock on 07-Dec-2026
Request Stock Notification
All prices are in USD
Tube
QuantityUnit PriceExt Price
1$2.83000$2.83
5$2.72400$13.62
10$2.67900$26.79
42$2.59024$108.79
84$2.54833$214.06
126$2.52397$318.02
252$2.48298$625.71
504$2.44260$1,231.07
Note: Due to DigiKey value-add services the packaging type may change when product is purchased at quantities beneath the standard package.
Tariff Status: Tariff may apply if shipping to the United States. Estimated tariff costs will be calculated and displayed in the shopping cart to help you assess potential expenses.