Home • Products • Integrated Circuits (ICs) • Power Management (PMIC) • AC DC Converters, Offline Switches • VIPER53ESP-E
VIPER53ESP-E
Purchase Protection

We source brand-new parts via original manufacturers, franchised distributors or verified independent channels, with incoming inspection. Channel type is confirmed on your quote.

Contact sales or email [email protected] with MPN and quantity. We reply with stock, ETA and reference pricing — confirm before PO.

Reference price and stock shown as of 2026-10-29. Confirm live availability and unit price via RFQ before placing a PO.

VIPER53ESP-E

IC OFFLINE SW FLBACK 10POWERSO
STMicroelectronics · AC DC Converters, Offline Switches · BOM Matching
Mfr. Part Number
VIPER53ESP-E
Manufacturer
STMicroelectronics
Package / Case
PowerSO-10 Exposed Bottom Pad
Datasheet
Datasheet
Description
IC OFFLINE SW FLBACK 10POWERSO
RoHS Status
Lead Free / RoHS Complaint
Availability
Sourcing — Lead time quoted on request (often 3–15 business days by channel)
sample
Free Sample
VIPER53ESP-E
STMicroelectronics
Request a free sample for evaluation. We will contact you shortly.
* Mandatory Fields
*Quantity:
*Contact Name
Contact Name is required
Company Name
*Email
Email is required
Phone
*Country
Country is required
Your Question
Cancel
SUBMIT
In Stock9,282
Unit
Price
$3.6726
Buy Now
Buy at reference price · Secure checkout
Get Quote
No payment required · Reply within 24h
Reference Price
QuantityPrice
1$ 3.6726
Prices are for reference only. The final transaction is subject to confirmation.
As of 2026-10-29 · Valid as reference until 2026-11-05 · Request RFQ for live stock.
Need a better price?
Open Quick RFQ for this part

Specification Summary

Package / Case
PowerSO-10 Exposed Bottom Pad
Supplier Device Package
10-PowerSO
Voltage - Breakdown
620V
Voltage - Start Up
11.5 V
Voltage - Supply (Vcc/Vdd)
8.4V ~ 19V
Frequency - Switching
Up to 300kHz
Operating Temperature
-40°C ~ 150°C (TC)
Mounting Type
Surface Mount
Full specifications are listed below. Need alternates or BOM matching? Read BOM guide · Request a quote
Stock status: Sourcing — Lead time quoted on request (often 3–15 business days by channel)
Shortage / allocation / EOL lines may need longer — ask via RFQ.
Reference price and stock shown as of 2026-10-29. Confirm live availability and unit price via RFQ before placing a PO.
Lead time FAQ Authenticity FAQ MOQ FAQ
Specifications
Product Description
Purchase & Inquiry
Output Isolation
Isolated
Voltage - Breakdown
620V
Voltage - Start Up
11.5 V
Duty Cycle
-
Power (Watts)
65 W
Control Features
EN, Frequency Control, Soft Start
Fault Protection
Current Limiting, Over Load, Over Temperature, Short Circuit
Frequency - Switching
Up to 300kHz
Internal Switch(s)
Yes
Topology
Flyback
Voltage - Supply (Vcc/Vdd)
8.4V ~ 19V
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 150°C (TC)
Package / Case
PowerSO-10 Exposed Bottom Pad
Supplier Device Package
10-PowerSO
IC OFFLINE SW FLBACK 10POWERSO
Brand Introduction
STMicroelectronics is a global independent semiconductor company and is a leader in developing and delivering semiconductor solutions across the spectrum of microelectronics applications. An unrivaled combination of silicon and system expertise, manufacturing strength, Intellectual Property (IP) portfolio and strategic partners positions the Company at the forefront of System-on-Chip (SoC) technology and its products play a key role in enabling today's convergence trends.
Evaluation ( 0 )
Write Your Review
Email is required
SUBMIT
Content is required

Related Parts

Same category / brand alternatives buyers often compare.
L6565DTR
L6565DTR
STMicroelectronics
IC OFFLINE SWITCH FLYBACK 8SO
 VIPER011XSTR
VIPER011XSTR
STMicroelectronics
IC OFFLINE SW MULT TOP 10SSOP
 VIPER06XSTR
VIPER06XSTR
STMicroelectronics
IC OFFLINE SWITCH MULT TOP 10SSO
 VIPER16HN
VIPER16HN
STMicroelectronics
IC OFFLINE SWITCH MULT TOP 7DIP
 VIPER28HN
VIPER28HN
STMicroelectronics
IC OFFLINE SWITCH FLYBACK 7DIP
 L6566A
L6566A
STMicroelectronics
IC OFFLINE SWITCH FLYBACK 16SO
 VIPER16LD
VIPER16LD
STMicroelectronics
IC OFFLINE SWITCH MULT TOP 16SO
 VIPER06HN
VIPER06HN
STMicroelectronics
IC OFFLINE SWITCH MULT TOP 7DIP

Buying FAQ — VIPER53ESP-E

Answer-first notes for stock, authenticity, lead time and quoting. Marked up as FAQPage.

How do I buy VIPER53ESP-E from Yingxinyuan?

Open RFQ with quantity and target date, or upload a BOM that includes VIPER53ESP-E. We reply with stock, channel note, reference price and ETA.

Is the listed price final?

Prices on the product page are reference only. Confirm unit price, currency and validity via RFQ before placing a PO.

How fresh is the stock figure?

Stock and reference price show an as-of date on the page. Ask for a live confirm — allocation lines can change daily.

How do you source authentic parts?

We source from manufacturers, franchised distributors and verified independents, then inspect incoming lots. See /anti-counterfeit/.

What is a typical lead time?

In-stock lines often ship within 24–48 hours after confirmation. Sourcing / allocation ETAs are quoted per line — see /lead-time-shipping/.
BOM matching · Anti-counterfeit · Lead time & shipping

Explore by Brand, Category & Application

STMicroelectronics catalog AC DC Converters, Offline Switches Industrial Control Automotive Electronics Communications BOM Matching Authenticity Check Lead Time & Shipping Procurement FAQ