Key facts
- Brand
- STMicroelectronics
- Model
- VIPER20A-E
- Industry
- Industrial
- Documents
- 4
- Languages
- EN
- Last added
- 2012-08-10
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STMicroelectronics VIPer20A-E SMPS Primary IC Datasheet
The VIPer20A-E is a primary-side regulated SMPS IC utilizing VIPower M0 Technology. It integrates a PWM circuit with a high-voltage vertical power MOSFET (700V/0.5A) on a single chip, designed for offline power supplies with a secondary power capability of up to 20W. Key features include adjustable switching frequency up to 200 kHz, current mode control, soft start/shutdown, automatic burst mode for low standby power, and integrated over-temperature protection.
Read onlineSTMicroelectronics VIPER20A-E specifications
| Drain-Source Voltage | 700 V |
|---|---|
| Maximum Current | Internally limited |
| Supply Voltage | 0 to 15 V |
| Switching Frequency | Up to 200 kHz |
| Thermal Shutdown Temperature | 140 to 190 °C |
| Package Types | PENTAWATT HV, DIP-8, PowerSO-10 |
Source: STMicroelectronics VIPer20A-E SMPS Primary IC Datasheet
All STMicroelectronics VIPER20A-E documents by type
Ratings, dimensions and ordering codes, for selection and design work.
How to use the product for one specific task, with worked examples.
Questions answered in these manuals
What is the maximum switching frequency of the VIPer20A-E?
The device supports an adjustable switching frequency up to 200 kHz.
From: STMicroelectronics VIPer20A-E SMPS Primary IC Datasheet
Does the VIPer20A-E include an integrated power MOSFET?
Yes, it combines a PWM circuit with an optimized high-voltage Vertical Power MOSFET (700V/0.5A) on the same silicon chip.
From: STMicroelectronics VIPer20A-E SMPS Primary IC Datasheet
What is the purpose of this circuit?
The circuit provides a bias power supply to meet the needs of powering up Power MOSFETs as well as providing standby power when the main unit is off.
From: STMicroelectronics AN1246 VIPer20A-E Auxiliary Bias Power Supply Application Note
What is the minimum input voltage required?
The minimum voltage to operate this demo board is 110 Vdc.
From: STMicroelectronics AN1246 VIPer20A-E Auxiliary Bias Power Supply Application Note
What is the maximum drain‑source voltage rating?
The device can handle a continuous drain‑source voltage from 0.3 V up to 700 V.
From: STMicroelectronics ViPer20A-E SMPS Primary IC Datasheet
What switching frequency can be set on the ViPer20A‑E?
The switching frequency is adjustable up to 200 kHz.
From: STMicroelectronics ViPer20A-E SMPS Primary IC Datasheet