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VIPER318LDTR
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.

VIPER318LDTR

IC OFFLINE SWITCH MULT TOP 16SO
STMicroelectronics · AC DC Converters, Offline Switches · BOM Matching
Mfr. Part Number
VIPER318LDTR
Manufacturer
STMicroelectronics
Package / Case
16-SOIC (0.154", 3.90mm Width)
Datasheet
Datasheet
Description
IC OFFLINE SWITCH MULT TOP 16SO
RoHS Status
Lead Free / RoHS Complaint
Availability
Sourcing — Lead time quoted on request (often 3–15 business days by channel)
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VIPER318LDTR
STMicroelectronics
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In Stock6,592
Unit
Price
$1.73
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Reference Price
QuantityPrice
1$ 1.7300
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.
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Specification Summary

Package / Case
16-SOIC (0.154", 3.90mm Width)
Supplier Device Package
16-SO
Voltage - Breakdown
800V
Voltage - Start Up
8 V
Voltage - Supply (Vcc/Vdd)
4.5V ~ 30V
Frequency - Switching
132kHz
Operating Temperature
-40°C ~ 150°C (TJ)
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
Non-Isolated
Voltage - Breakdown
800V
Voltage - Start Up
8 V
Duty Cycle
-
Power (Watts)
1 W
Control Features
Soft Start
Fault Protection
Over Load, Over Power, Over Temperature, Over Voltage, Short Circuit
Frequency - Switching
132kHz
Internal Switch(s)
Yes
Topology
Boost, Buck, Buck-Boost, Flyback
Voltage - Supply (Vcc/Vdd)
4.5V ~ 30V
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 150°C (TJ)
Package / Case
16-SOIC (0.154", 3.90mm Width)
Supplier Device Package
16-SO
IC OFFLINE SWITCH MULT TOP 16SO
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.
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Buying FAQ — VIPER318LDTR

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

How do I buy VIPER318LDTR from Yingxinyuan?

Open RFQ with quantity and target date, or upload a BOM that includes VIPER318LDTR. 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

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