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STMicroelectronics PWM Controller VIPER22AS-E, 8-Pin SOIC, 60 kHz, 50V, Surface Mount
Specifications
| Country of Origin | India |
|---|---|
| Brand | STMicroelectronics |
| Height | 1.65mm |
| Length | 5mm |
| Model | VIPER22AS-E |
| Width | 4mm |
| Mount Type | Surface |
| Maximum Duty Cycle | 16% |
| Topology | Forward |
| Maximum Operating Temperature | 150°C |
| Package Type | SOIC |
| Minimum Operating Temperature | -40°C |
| Output Voltage | 730V |
| Maximum Switching Frequency | 60kHz |
| Pin Count | 8 |
| Maximum Supply Voltage | 50V |
| Minimum Supply Voltage | 0V |
| Supply Current | 4.5mA |
| PWM Controller Type | Current Mode |
Key Features
- Features an integrated PWM controller and high-voltage MOSFET in one compact SOIC package.
- Maximum switching frequency of 60 kHz allows efficient power conversion in various applications.
- Operates up to 50 V supply and provides a maximum output voltage of 730 V.
- Current mode control topology enhances stability and performance of off-line power supplies.
- Supports a supply current of 4.5 mA with a maximum duty cycle of 16 percent.
- Operates over a wide temperature range of minus 40 degrees Celsius to 150 degrees Celsius.
- Surface mount design simplifies assembly in PCB manufacturing environments.
- Ideal for offline AC/DC converter and power management designs using primary or secondary regulation loops.
Product Description
The STMicroelectronics VIPER22AS-E is a high-performance PWM controller designed for surface mount applications, featuring an integrated 700 V vertical power MOSFET along with an 8-pin SOIC package. It is engineered to provide fixed frequency offline conversion with superior efficiency and reliability, particularly in power management circuits for industrial and commercial electronics.
This controller incorporates a maximum switching frequency of 60 kHz and operates at a supply voltage range from 0 V up to 50 V, with a maximum output voltage up to 730 V. Its current mode topology guarantees stable operation within offline AC/DC converter systems, most notably in regulated power supplies.
Among its key specifications, the VIPER22AS-E supports a supply current of 4.5 mA and a maximum duty cycle of 16 percent. The device is suitable for environments requiring robust performance across a wide temperature spectrum, from minus 40 degrees Celsius up to 150 degrees Celsius, ensuring dependable operation in both industrial and laboratory conditions.
The SOIC surface mount packaging offers ease of integration into modern PCB layouts, facilitating automated assembly alongside other semiconductor components. The 8-pin configuration simplifies implementation for engineers designing power management modules where space efficiency and reliability are paramount.
Integrated high-voltage MOSFET simplifies circuit design and reduces component count. Fixed frequency PWM enables precise control in power supply schemes. Forward topology and current mode control lead to stable, responsive performance.
Primary or secondary regulation compatibility makes it versatile for various offline converter applications. Suitable for industrial, laboratory, and commercial electronic devices requiring robust power management.
This controller is mainly deployed in power management ICs, offline power supplies, AC/DC conversion modules, and energy-efficient circuit boards. Its compliance with advanced electrical design standards ensures safe operation and long service life.
Discover additional PWM controller products by STMicroelectronics and browse related Power Management ICs within the EnvMart catalog for industrial and electronics solutions.
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Frequently Asked Questions
The maximum switching frequency of this model is 60 kHz, allowing efficient power conversion in various applications.
It provides a maximum output voltage of 730 V, suitable for high-voltage applications.
This unit operates within a supply voltage range from 0 V up to 50 V.
The VIPER22AS-E supports a supply current of 4.5 mA.
It operates over a wide temperature range from -40°C to 150°C, making it suitable for various environments.
This model comes in an 8-pin SOIC package, designed for surface mount applications.
The maximum duty cycle for the VIPER22AS-E is 16%.
It utilizes a forward topology, which enhances stability and performance in power management applications.
The integrated high-voltage MOSFET simplifies circuit design and reduces the overall component count.
This PWM controller is mainly deployed in power management ICs, offline power supplies, and AC/DC conversion modules.
The dimensions are 1.65 mm in height, 5 mm in length, and 4 mm in width.
Its current mode control topology guarantees stable operation, making it suitable for regulated power supplies.
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