VIPER22ASTR-E
- Mfr.Part #
- VIPER22ASTR-E
- Manufacturer
- STMicroelectronics
- Package / Case
- 8-SOIC (0.154, 3.90mm Width)
- Datasheet
- Download
- Description
- IC OFFLINE SWITCH FLYBACK 8SOIC
- Stock
- 45,860
- In Stock :
- 45,860
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- Manufacturer :
- STMicroelectronics
- Product Category :
- AC DC Converters, Offline Switches
- Output Isolation :
- Isolated
- Package / Case :
- 8-SOIC (0.154, 3.90mm Width)
- Operating Temperature :
- -40°C~150°C TC
- Switcher Configuration :
- Single
- Length :
- 5mm
- Width :
- 4mm
- Radiation Hardening :
- No
- Peak Reflow Temperature (Cel) :
- 260
- Input Voltage-Nom :
- 18V
- Number of Functions :
- 1
- RoHS Status :
- ROHS3 Compliant
- Terminal Form :
- Gull wing
- Number of Terminations :
- 8
- Output Power :
- 7W
- Fault Protection :
- Current Limiting, Over Temperature, Over Voltage
- Max Input Voltage :
- 38V
- Factory Lead Time :
- 10 Weeks
- Mounting Type :
- Surface Mount
- Number of Channels :
- 1
- Series :
- VIPER™
- Voltage - Start Up :
- 14.5V
- Lead Free :
- Lead Free
- Max Output Current :
- 100μA
- Max Power Dissipation :
- 7W
- Height :
- 1.65mm
- Terminal Position :
- Dual
- Number of Pins :
- 8
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- Lifecycle Status :
- ACTIVE (Last Updated: 7 months ago)
- Min Input Voltage :
- 9V
- Base Part Number :
- VIPER22
- Max Output Voltage :
- 730V
- Topology :
- Flyback
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Packaging :
- Tape and Reel (TR)
- JESD-609 Code :
- e4
- Control Mode :
- CURRENT-MODE
- Internal Switch(s) :
- yes
- Time@Peak Reflow Temperature-Max (s) :
- 30
- ECCN Code :
- EAR99
- Analog IC - Other Type :
- SWITCHING REGULATOR
- Power Rating :
- 7W
- Mount :
- Surface Mount
- Control Technique :
- PULSE WIDTH MODULATION
- Pin Count :
- 8
- Voltage - Supply (Vcc/Vdd) :
- 8V~38V
- Nominal Supply Current :
- 4.5mA
- Frequency - Switching :
- 60kHz
- Datasheets
- VIPER22ASTR-E

AC DC Converters, Offline Switches STMicroelectronics VIPER22ASTR-E Overview
The VIPER22ASTR-E by STMicroelectronics is an integrated circuit specifically designed for offline switching applications. This robust IC facilitates efficient, compact power supply designs through its innovative flyback topology. The VIPER22ASTR-E is optimized for minimal power consumption and improved thermal performance, making it a top choice for designers aiming to develop reliable and high-efficiency power solutions. As a versatile component in the AC DC Converters, Offline Switches category, this product offers exceptional integration, reducing external component count and simplifying design processes, thereby ensuring cost-effectiveness in high-volume production scenarios.
VIPER22ASTR-E Features
This device includes several features that enhance its performance in a wide range of applications:
- Integrated Power MOSFET
- Wide input voltage range
- Current Mode PWM operation
- Low power standby mode to meet green power requirements
- Overvoltage, overload, and thermal protection circuits
VIPER22ASTR-E Applications
- Power Supplies for Consumer Electronics
Utilized in the design of power adapters and chargers for consumer electronics, ensuring efficient energy conversion with robust protection features.
- LED Lighting Systems
Employs its high-efficiency conversion capabilities to drive LEDs in lighting applications, enhancing their longevity and reliability.
- Standby Power Systems
Key component in standby power systems, where its low power standby mode contributes significantly to overall energy efficiency.
- Small Home Appliances
Used in the power supply units of various home appliances, offering compact, reliable, and safe energy management solutions.
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