Key facts
- Brand
- STMicroelectronics
- Model
- VIPer12
- Category
- Power Management
- Documents
- 14
- Languages
- EN
- Last added
- 2012-08-10
Start here
ST VIPER12A-E handbook
VIPER12A-E is a low power offline switched-mode power supply primary switcher with the following features: fixed 60 kHz switching frequency, 9 V to 38 V wide range VDD voltage, current mode control, auxiliary undervoltage lockout with hysteresis, high voltage start-up current source, overtemperature, overcurrent and overvoltage protection with auto-restart.
Read onlineSTMicroelectronics VIPer12 specifications
| Input voltage | 88 - 264 Vac |
|---|---|
| Input frequency | 50-60 Hz |
| Output voltage | 0 to 7V |
| Output current | 0.5A |
| Power capability | approximately 3.5 W |
All STMicroelectronics VIPer12 documents by type
How to use the product for one specific task, with worked examples.
- AN2544 Designing a Low Cost Power Supply Using VIPer12/22A-E in Buck Configuration Application Note 17 p
- STMicroelectronics AN2300 Application Note VIPer12A Buck Converter 21 p
- AN2063 VIPer12A Low Standby Power Application Note 10 p
- STMicroelectronics AN1934 VIPer12AS Non Isolated Flyback Converter Reference Board Application Note 24 p
- STMicroelectronics VIPer12A Non Isolated Buck and Buck-Boost Converter Reference Board Application Note AN1894 14 p
- STMicroelectronics AN2272 VIPer12A-based Low Power AC/DC Adapter Application Note 33 p
Ratings, dimensions and ordering codes, for selection and design work.
- STMicroelectronics VIPer12ADIP / VIPer12AS Low Power Off-Line SMPS Primary Switcher Handbook 15 p
- ST VIPer12ADIP - E VIPer12AS - E Manual(1) 21 p
- STMicroelectronics VIPer12ADIP / VIPer12AS Datasheet 15 p
- STMicroelectronics VIPer12ADIP VIPer12AS Guide 15 p
- STMicroelectronics ViPer12ADIP/ViPer12AS E Datasheet 21 p
Questions answered in these manuals
What is the input voltage range for this battery charger?
The device accepts an AC input voltage between 88 and 264 Vac.
What is the maximum output current of this charger?
The board provides a maximum output current of 0.5A.
What output voltages and currents can the VIPer12/22A-E supply in this design?
The VIPer12A-E supplies 12 V at 200 mA and 16 V at 200 mA, while the VIPer22A-E supplies 12 V at 350 mA and 16 V at 350 mA.
From: AN2544 Designing a Low Cost Power Supply Using VIPer12/22A-E in Buck Configuration Application Note
What is the input voltage range for the evaluation board?
The board operates with an input voltage range of 85 V ac to 264 Vac.
From: AN2544 Designing a Low Cost Power Supply Using VIPer12/22A-E in Buck Configuration Application Note
What is the main purpose of this application note?
To introduce an alternative solution to capacitive power supplies using a Buck converter based on VIPer12A.
From: STMicroelectronics AN2300 Application Note VIPer12A Buck Converter
What is the maximum output power level mentioned?
The document presents modifications to extend the output power level up to 1.1W.
From: STMicroelectronics AN2300 Application Note VIPer12A Buck Converter