IC Chips

74 series Digital Integrated Circuits

CD40 series Digital Integrated Circuits

Optical Couplers

Clock & Calculator ICs

Operational Amplifiers

Power Switch Ics

Driver Ics

Flash Memory

Memory

Audio Special Purpose

Clock/Timing - Application Specific

Clock/Timing - Clock Buffers, Drivers

Clock/Timing - Clock Generators, PLLs, Frequency Synthesizers

Clock/Timing - Delay Lines

Clock/Timing - IC Batteries

Clock/Timing - Programmable Timers and Oscillators

Clock/Timing - Real Time Clocks

Data Acquisition - ADCs/DACs - Special Purpose

Data Acquisition - Analog Front End (AFE)

Data Acquisition - Analog to Digital Converters (ADC)

Data Acquisition - Digital Potentiometers

Data Acquisition - Digital to Analog Converters (DAC)

Data Acquisition - Touch Screen Controllers

Embedded - CPLDs (Complex Programmable Logic Devices)

Embedded - DSP (Digital Signal Processors)

Embedded - FPGAs (Field Programmable Gate Array)

Embedded - FPGAs (Field Programmable Gate Array) with Microcontrollers

Embedded - Microcontroller, Microprocessor, FPGA Modules

Embedded - Microcontrollers

Embedded - Microcontrollers - Application Specific

Embedded - Microprocessors

Embedded - PLDs (Programmable Logic Device)

Embedded - System On Chip (SoC)

Interface - Analog Switches - Special Purpose

Interface - Analog Switches, Multiplexers, Demultiplexers

Interface - CODECs

Interface - Controllers

Interface - Direct Digital Synthesis (DDS)

Interface - Drivers, Receivers, Transceivers

Interface - Encoders, Decoders, Converters

Interface - Filters - Active

Interface - I/O Expanders

Interface - Modems - ICs and Modules

Interface - Modules

Interface - Sensor and Detector Interfaces

Interface - Sensor, Capacitive Touch

Interface - Serializers, Deserializers

Interface - Signal Buffers, Repeaters, Splitters

Interface - Signal Terminators

Interface - Specialized

Interface - Telecom

Interface - UARTs (Universal Asynchronous Receiver Transmitter)

Interface - Voice Record and Playback

Linear - Amplifiers - Audio

Linear - Amplifiers - Instrumentation, OP Amps, Buffer Amps

Linear - Amplifiers - Special Purpose

Linear - Amplifiers - Video Amps and Modules

Linear - Analog Multipliers, Dividers

Linear - Comparators

Linear - Video Processing

Logic - Buffers, Drivers, Receivers, Transceivers

Logic - Comparators

Logic - Counters, Dividers

Logic - FIFOs Memory

Logic - Flip Flops

Logic - Gates and Inverters

Logic - Gates and Inverters - Multi-Function, Configurable

Logic - Latches

Logic - Multivibrators

Logic - Parity Generators and Checkers

Logic - Shift Registers

Logic - Signal Switches, Multiplexers, Decoders

Logic - Specialty Logic

Logic - Translators, Level Shifters

Logic - Universal Bus Functions

Memory - Batteries

Memory - Configuration Proms for FPGAs

Memory - Controllers

PMIC - AC DC Converters, Offline Switchers

PMIC - Battery Chargers

PMIC - Battery Management

PMIC - Current Regulation/Management

PMIC - Display Drivers

PMIC - Energy Metering

PMIC - Full, Half-Bridge Drivers

PMIC - Gate Drivers

PMIC - Hot Swap Controllers

PMIC - Laser Drivers

PMIC - LED Drivers

PMIC - Lighting, Ballast Controllers

PMIC - Motor Drivers, Controllers

PMIC - OR Controllers, Ideal Diodes

PMIC - PFC (Power Factor Correction)

PMIC - Power Distribution Switches, Load Drivers

PMIC - Power Management - Specialized

PMIC - Power Over Ethernet (PoE) Controllers

PMIC - Power Supply Controllers, Monitors

PMIC - RMS to DC Converters

PMIC - Supervisors

PMIC - Thermal Management

PMIC - V/F and F/V Converters

PMIC - Voltage Reference

PMIC - Voltage Regulators - DC DC Switching Controllers

PMIC - Voltage Regulators - DC DC Switching Regulators

PMIC - Voltage Regulators - Linear

PMIC - Voltage Regulators - Linear + Switching

PMIC - Voltage Regulators - Linear Regulator Controllers

PMIC - Voltage Regulators - Special Purpose

Specialized ICs

Modules

IGBT

IPM

Thyristors

Rectifiers

Power Supply

Smart Power Module

SCR,GTO and Diode

FET

Darlington Transistors

RF Modules

CNC PRODUCTS

ENCODER

Motor

Servo drive & amplifier & Servo

Diode Module

Transistor Module

Switch Relay

PLC

Inverter

Contactor & Breaker

Elevator Board

Industry Control

Transistors

Diodes

Bipolar transistors

Resistors

Carbon Film Resistors

Cement Resistors

Chassis Mount Resistors

Chip Resistor - Surface Mount

Current Sense Resistors

Fusible Chip Resistor

High Precision & Low TCR SMD Resistors

High Voltage Resistor

LED Strip Resistors

MELF Resistor

Metal Alloy Resistors

Metal Film Resistor (TH)

Metal Glaze Resistors

Metal Oxide Film Resistors

Metal Oxide Resistors

NTC Thermistors

PTC Thermistors

Photoresistors

Potentiometers & Variable Resistors

Precision Potentiometer

Resistor Networks & Arrays

Resistor Networks & Arrays (TH)

Ultra Low Resistors (SMD)

Variable Resistors

Varistors

Wirewound Resistors

Capacitors

Aluminum Electrolytic Capacitors - SMD

CL21 Capacitor

Ceramic Disc Capacitors

High Voltage Capacitors

Metallized Polyester Film Capacitor

Multilayer Ceramic Capacitors MLCC - Leaded

Multilayer Ceramic Capacitors MLCC - SMD/SMT

Mylar Capacitor

Niobium Oxide Capacitors

Polyester Film Capacitors

Solid Polymer Electrolytic Capacitor

Supercapacitors & Ultracapacitors

Suppression Capacitors

Tantalum Capacitors

Trimmers, Variable Capacitors

Inductors & Ferrite Beads & Transformers

Antennas

Current Transformers

General Inductors (TH)

HF Inductors

Inductors (SMD)

LINE Filter

Power Inductors

Power Transformer

RJ45 Transformer

Radial Inductor (TH)

The circular inductors

Crystals

49S

49SMD

49U

Ceramic Resonators

DIP Oscillators(XO)

Radial Cylinder Crystals

SAW Resonators

SMD Crystals

SMD Oscillators(XO)

Connectors

AV Connectors

Audio & Video Connectors

Banana and Tip Connectors

Card Edge Connectors

Circular Connectors

Connector - Card Sockets

Connectors

Connectors - Accessories

Connectors - Housings

Contacts

D-Sub Connectors

Ethernet Connectors/Modular Connectors

FFC, FPC (Flat Flexible) Connectors

Fiber Optic Connectors

IC & Component Sockets

LED Light Pipes

Mezzanine Connectors (Board to Board)

PCB Connectors - Headers, Male Pins

PCB Connectors - Headers, Receptacles, Female Sockets

PCB Connectors - Housings

Power Connectors

RF Connectors/Coaxial Connectors

Shunts & Jumpers

Terminal Blocks - Accessories

Terminal Blocks - Barrier Blocks

Terminal Blocks - Din Rail, Channel

Terminal Blocks - Headers, Plugs and Sockets

Terminals

Test Clips

Test Points/Test Rings

USB Connectors

Unspecified Connectors

Screw-type wiring

Spring-type wiring

Pluggable Terminal Blocks

Through-wall Terminal Blocks

Automotive Terminals

Terminal Housings, Insulation Sleeves & Blocks

Quick Disconnect Wire Connectors and Terminals

Spare & Wear Tooling

Automotive Connectors

PCB Connectors

Sign In

3.Enter "account center"->"My inquiries" and check the status of your inquiries

Dear customers, due to the implementation of the GDPR policy in Europe, UTSOURCE has also made adjustment accordingly to meet the policy requirements. Please read the new privacy policy carefully and this window will no longer pop up after you accept it.

I agree all UTSOURCE Terms & Conditions,Privacy Statement
Agree Later Submit

Delivery Address

Alternate Text

+ Add Address

Confirm

The new shipping address

*Country/Region :
*Contact :
*Cell Phone:
+

* Please fill in the cell phone number correctly to make sure that you can receive the tracking info in time.

Country Code
*Address :
*City :
Province/State :
*Province/State :
*Post Code :
Please enter a new 5-digit zip code..
Company :
Cancel
Submit
Manufacturer:
Alternate Text

STMICROELECTRONICS

More
Whether to use: New Used

Your search VIPER12AS and relate product result :23 items

Want to purchase

VIPER12AS New

at a more favorable price? Please click:

Quote
Alternate Text Utsource
VIPER12AS

Enlarge

Original parts, guaranteed brand new

≥1:

US $0.29937

US $0.26944

≥10:

US $0.26526

US $0.23873

≥30:

US $0.25065

US $0.22559

≥100:

US $0.23248

US $0.20923

≥500:

US $0.19796

US $0.17816

≥1000:

US $0.19304

US $0.17374

From: US $0.19304

Stock:8298

Minimum:8

Favorite

VIPER12AS

Enlarge

Used and refurbished parts guaranteed can work well

VIPER12AS

SOP8

STMicroelectronics

02+

LOW POWER OFF LINE SMPS PRIMARY SWITCHER

Utsource

≥1:

US $0.93240

US $0.83916

≥5:

US $0.69930

US $0.62937

≥10:

US $0.48951

US $0.44056

≥20:

US $0.46620

US $0.41958

≥50:

US $0.41958

US $0.37762

≥100:

US $0.40792

US $0.36713

≥200:

US $0.39627

US $0.35664

≥500:

US $0.38462

US $0.34616

≥1000:

US $0.37296

US $0.33566

From: US $0.37296

Package: SOP8 Manufacturer: ST Description: The VIPER12AS is a high voltage, low power off-line SMPS current mode PWM controller. Features: - Low start-up current - Internal start-up current limit -

Stock:10000

Minimum:3

Favorite

VIPER12AS

Enlarge

Original parts, guaranteed brand new

VIPER12AS

SOP-8

STMicroelectronics

18+

LOW POWER OFF LINE SMPS PRIMARY SWITCHER

Utsource Original Store

≥1:

US $1.67640

US $1.50876

≥5:

US $1.11760

US $1.00584

≥10:

US $1.00584

US $0.90526

≥20:

US $0.97790

US $0.88011

≥50:

US $0.94996

US $0.85496

≥100:

US $0.92202

US $0.82982

≥200:

US $0.89408

US $0.80467

≥500:

US $0.88290

US $0.79461

≥1000:

US $0.86614

US $0.77953

From: US $0.86614

Package: SOP-8 Manufacturer: ST Description: The VIPER12AS is a high voltage, low power off-line switcher IC with an integrated 700V power MOSFET. It is designed for flyback converters in off-line AC

Stock:10000

Minimum:2

Favorite

VIPER12AS-E

Enlarge

Original parts, guaranteed brand new

≥1:

US $3.28243

US $2.95418

≥10:

US $2.87296

US $2.58567

≥30:

US $2.62915

US $2.36624

≥100:

US $2.27331

US $2.04598

≥500:

US $2.15962

US $1.94366

≥1000:

US $2.10927

US $1.89834

From: US $2.10927

Stock:2

Minimum:2

Favorite

VIPER12ASTR-E

Enlarge

Original parts, guaranteed brand new

≥1:

US $0.58178

US $0.52360

≥10:

US $0.48260

US $0.43434

≥30:

US $0.43225

US $0.38903

≥100:

US $0.35759

US $0.32183

≥500:

US $0.32665

US $0.29398

≥1000:

US $0.31204

US $0.28083

From: US $0.31204

Stock:67715

Minimum:4

Favorite

VIPER12AS-E

Enlarge

Original parts, guaranteed brand new

VIPER12AS-E

SOP8

STMicroelectronics

14+

LOW POWER OFF LINE SMPS PRIMARY SWITCHER

Utsource Original Store

≥1:

US $1.11760

US $1.00584

≥5:

US $0.83820

US $0.75438

≥10:

US $0.50292

US $0.45263

≥20:

US $0.48895

US $0.44006

≥50:

US $0.47498

US $0.42748

≥100:

US $0.46101

US $0.41491

≥200:

US $0.44704

US $0.40234

≥500:

US $0.44145

US $0.39731

≥1000:

US $0.43307

US $0.38976

From: US $0.43307

Description: The VIPER12AS-E is an integrated circuit (IC) from STMicroelectronics. It is a low-cost, high-efficiency, monolithic, step-down switching regulator. Features: High efficiency up to 95

Stock:10000

Minimum:5

Favorite

VIPER12AS,VIPER12ASTR-E

Enlarge

Original parts, guaranteed brand new

VIPER12AS,VIPER12ASTR-E

SOIC-8

STMicroelectronics

18+

LOW POWER OFF LINE SMPS PRIMARY SWITCHER

Utsource Original Store

≥1:

US $1.11760

US $1.00584

≥5:

US $0.83820

US $0.75438

≥10:

US $0.50292

US $0.45263

≥20:

US $0.48895

US $0.44006

≥50:

US $0.47498

US $0.42748

≥100:

US $0.46101

US $0.41491

≥200:

US $0.44704

US $0.40234

≥500:

US $0.44145

US $0.39731

≥1000:

US $0.43307

US $0.38976

From: US $0.43307

Stock:10000

Minimum:5

Favorite

VIPER12ASTR-E

Enlarge

Original parts, guaranteed brand new

US $0.39116

US $0.35204

From: US $0.39116

Description: VIPER12ASTR-E is a high voltage, high speed, low power, monolithic integrated circuit with a fixed frequency current mode PWM controller. Features: High voltage capability up to 600V L

Stock:680

Minimum:6

Favorite

VIPER12AS13TR

Enlarge

Original parts, guaranteed brand new

US $0.97790

US $0.88011

From: US $0.97790

Stock:710

Minimum:3

Favorite

VIPER12ASTR-E

Enlarge

Original parts, guaranteed brand new

VIPER12ASTR-E

SOP-8

STMicroelectronics

10+

IC OFFLINE SWIT PWM SMPS 8SOIC

US $0.35204

US $0.31684

From: US $0.35204

Stock:902

Minimum:7

Favorite

VIPER12ASTR-E

Enlarge

Original parts, guaranteed brand new

US $0.67056

US $0.60350

From: US $0.67056

Stock:12000

Minimum:5

Favorite

VIPER12ASTR-E

Enlarge

Original parts, guaranteed brand new

≥1:

US $0.58674

US $0.52807

≥10:

US $0.39116

US $0.35204

≥100:

US $0.29337

US $0.26403

From: US $0.29337

Stock:105

Minimum:4

Favorite

VIPER12AS-E

Enlarge

Used and refurbished parts guaranteed can work well

VIPER12AS-E

SOP8

STMicroelectronics

IC OFFLINE SWIT PWM SMPS 8SOIC

Utsource

≥1:

US $0.84960

US $0.76464

≥5:

US $0.76464

US $0.68818

≥10:

US $0.50976

US $0.45878

≥20:

US $0.42480

US $0.38232

≥50:

US $0.39082

US $0.35174

≥100:

US $0.33984

US $0.30586

≥200:

US $0.30586

US $0.27527

≥500:

US $0.28886

US $0.25997

≥1000:

US $0.27187

US $0.24468

From: US $0.27187

Description: The VIPER12AS-E is a monolithic integrated circuit designed for use as an off-line SMPS (Switched Mode Power Supply) primary-side controller. Features: - High Voltage Start-up - Low Star

Stock:10000

Minimum:3

Favorite

VIPER12AS-E

Enlarge

Used and refurbished parts guaranteed can work well

VIPER12AS-E

SOP8

STM

Low Power OFF-Line SMPS Primary Switcher

Utsource

≥1:

US $2.05500

US $1.84950

≥5:

US $1.37000

US $1.23300

≥10:

US $1.23300

US $1.10970

≥20:

US $1.19875

US $1.07888

≥50:

US $1.16450

US $1.04805

≥100:

US $1.13025

US $1.01722

≥200:

US $1.09600

US $0.98640

≥500:

US $1.08230

US $0.97407

≥1000:

US $1.06175

US $0.95557

From: US $1.06175

Description: The VIPER12AS-E is a monolithic integrated circuit designed for off-line SMPS (switched mode power supply) applications. Features: Low start up current: typically 0.7 mA Low operating

Stock:10000

Minimum:2

Favorite

VIPER12ASTR

Enlarge

Used and refurbished parts guaranteed can work well

VIPER12ASTR

SOP-8

STMicroelectronics

10+

Utsource

≥1:

US $1.42064

US $1.27858

≥5:

US $1.06548

US $0.95893

≥10:

US $0.63929

US $0.57536

≥20:

US $0.62153

US $0.55938

≥50:

US $0.60377

US $0.54339

≥100:

US $0.58601

US $0.52741

≥200:

US $0.56826

US $0.51143

≥500:

US $0.56115

US $0.50504

≥1000:

US $0.55050

US $0.49545

From: US $0.55050

Stock:10000

Minimum:2

Favorite

VIPER12ASTR-E

Enlarge

Used and refurbished parts guaranteed can work well

VIPER12ASTR-E

SOP-8

STMicroelectronics

18+

US $0.41910

US $0.37719

From: US $0.41910

Stock:28

Minimum:6

Favorite

VIPER12ASTR-E

Enlarge

Used and refurbished parts guaranteed can work well

VIPER12ASTR-E

SOP-8

STMicroelectronics

06+

US $0.97790

US $0.91923

From: US $0.97790

Stock:2853

Minimum:3

Favorite

VIPER12AS13TR

SO-8

STMicroelectronics

0324+

LOW POWER OFF LINE SMPS PRIMARY SWITCHER

Utsource
Inquiry price

Favorite

VIPER12ASTR-NL

SOP-8

STMicroelectronics

07+

Utsource
Inquiry price

Favorite

VIPER12ASTR-EVIPER12

SOPDIP

STMicroelectronics

13+

Utsource
Inquiry price

Favorite

<<<1 2 >>>
Alternate Text
Alternate Text

Currency:

Alternate Text Alternate Text Alternate Text

Product New Used

Stop production experts, we can provide a large number of electronic components that have been stopped production and are difficult to find, to facilitate the maintenance company

Alternate Text Stock

Non-Stock

Non-Stock

Toll-Free Call

(888) 766 5577 USA & Canada

+52 5515436027
+52 5515436028 Mexico

+49 6931090199 Germany

+55 21 3609 8727 Brazil

(800) 137235 Italy

(900) 649657 Spain

Whatsapp

+1 (312) 899-4831 USA

+49 15217848563 Germany

+52 55 7637 4368 Mexico

Email

sales@utsource.com

GLOBAL PAYMENTS

Global logistics

footShip
Copyright © 2022 Power by UTSOURCE INTERNATIONAL LIMITED ISO/IEC 20000-1:2011,ISO/IEC 27001:2013 鄂ICP备2021003526号-1