Contact Us +86-755-83210559 ext. 811




For Reference Only

Part Number VIPER122LSTR
Manufacturer STMicroelectronics
Datasheet VIPER122LSTR Datasheet
Package 10-SOP (0.154", 3.90mm Width)
In Stock 10,142 piece(s)
Unit Price $ 0.2609 *
Lead Time To be Confirmed
Estimated Delivery Time Jun 8 - Jun 13 (Choose Expedited Shipping)
Request for Quotation

Part Number # VIPER122LSTR (PMIC - AC DC Converters, Offline Switchers) is manufactured by STMicroelectronics and distributed by Heisener. Being one of the leading electronics distributors, we carry many kinds of electronic components from some of the world’s top class manufacturers. Their quality is guaranteed by its stringent quality control to meet all required standards.

For VIPER122LSTR specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add VIPER122LSTR with quantity into BOM. does NOT require any registration to request a quote of VIPER122LSTR.

VIPER122LSTR Specifications

CategoryIntegrated Circuits (ICs) - PMIC - AC DC Converters, Offline Switchers
Datasheet VIPER122LSTRDatasheet
Package10-SOP (0.154", 3.90mm Width)
Output IsolationEither
Internal Switch(s)Yes
Voltage - Breakdown730V
TopologyBuck, Buck-Boost, Flyback
Voltage - Start Up13V
Voltage - Supply (Vcc/Vdd)11.5V ~ 23.5V
Duty Cycle80%
Frequency - Switching60kHz
Power (Watts)11W
Fault ProtectionCurrent Limiting, Short Circuit
Control Features-
Operating Temperature-40°C ~ 150°C (TJ)
Package / Case10-SOP (0.154", 3.90mm Width)
Supplier Device Package10-SSOP
Mounting TypeSurface Mount

VIPER122LSTR Reviews

Average User Rating
5 / 5 (145)
★ ★ ★ ★ ★
5 ★
4 ★
3 ★
2 ★
1 ★

Write a Review

Not Rated
Thanks for Your Review!


May 15, 2020

All items individually packed in anti static bags and properly labeled.

Cam***** Barr

May 10, 2020

Fast, Friendly Service. Item as described. Good Communications. Thank You!

Zai***** Gour

May 8, 2020

Parts received and tested, all can work, thank you


May 4, 2020

Superb pricing and super fast delivery.


May 4, 2020

Quality made product satisfied with my purchase. Thanks.


May 3, 2020

It fit exactly in the same location as the original. Works great and no problem. Good purchase.


May 3, 2020

These little guys worked perfect for my wiring project. Reliable, good quality.


April 19, 2020

Your prices are low and your website is customer-use friendly.


April 18, 2020

The best choice, clear and easy to make an order. Gives me full control.


April 14, 2020

To be honest, I think you are doing an outstanding job.

VIPER122LSTR Guarantees

Service Guarantee

Service Guarantees

We guarantee 100% customer satisfaction.

Our experienced sales team and tech support team back our services to satisfy all our customers.

Quality Guarantee

Quality Guarantees

We provide 90 days warranty.

If the items you received were not in perfect quality, we would be responsible for your refund or replacement, but the items must be returned in their original condition.

VIPER122LSTR Packaging

Verify Products
Customized Labels
Professional Packaging

VIPER122LSTR Related Products

1210J2000182GAR 1210J2000182GAR Knowles Syfer, CAP CER 1210, -, - View
C430C432KAG5TA C430C432KAG5TA KEMET, CAP CER 4300PF 250V C0G AXIAL, Axial, - View
UPJ1K330MPD1TD UPJ1K330MPD1TD Nichicon, CAP ALUM 33UF 20% 80V RADIAL, Radial, Can, - View
XC6123A333MR-G XC6123A333MR-G Torex Semiconductor Ltd, IC WATCHDOG TIMER SOT-25, SC-74A, SOT-753, - View
MT53B384M64D4NH-062 WT ES:A TR MT53B384M64D4NH-062 WT ES:A TR Micron Technology Inc., IC SDRAM 24GBIT 1.6GHZ FBGA, -, - View
RNC60H45R9FSB14 RNC60H45R9FSB14 Vishay Dale, RES 45.9 OHM 1/4W 1% AXIAL, Axial, - View
OSTOQ03B150 OSTOQ03B150 On Shore Technology Inc., TERM BLOCK HDR 3POS VERT 2.5MM, -, - View
D38999/42GJ61SD D38999/42GJ61SD TE Connectivity Deutsch Connectors, D38999/42GJ61SD, -, - View
GTC06F22-22PX-025 GTC06F22-22PX-025 Amphenol Industrial Operations, GT 4C 4#8 PIN PLUG, -, - View
D38999/20FJ35BA D38999/20FJ35BA Amphenol Aerospace Operations, CONN RCPT HSG FMALE 128PS PNL MT, -, - View
D38999/24MJ19AA D38999/24MJ19AA TE Connectivity Deutsch Connectors, CONN RCPT HSG MALE 19POS PNL MNT, -, - View
VI-B6T-IW-S VI-B6T-IW-S Vicor Corporation, CONVERTER MOD DC/DC 6.5V 100W, Full Brick, - View
Payment Methods
Delivery Services

Quick Inquiry


Certified Quality

Heisener's commitment to quality has shaped our processes for sourcing, testing, shipping, and every step in between. This foundation underlies each component we sell.

ISO9001:2015, ICAS, IAF, UKAS

View the Certificates

Do you have any question about VIPER122LSTR?

+86-755-83210559 ext. 811 heisener007 2354944915 Send Message


  • VIPER122LSTR datasheet
  • VIPER122LSTR specification
  • VIPER122LSTR image
  • STMicroelectronics
  • STMicroelectronics VIPER122LSTR
  • buy VIPER122LSTR
  • VIPER122LSTR price
  • VIPER122LSTR distributor
  • VIPER122LSTR supplier
  • VIPER122LSTR wholesales

VIPER122LSTR is Available in