VIPER12ASTR-E
- Mfr.Part #
- VIPER12ASTR-E
- Manufacturer
- STMicroelectronics
- Package / Case
- 8-SOIC (0.154, 3.90mm Width)
- Datasheet
- Download
- Description
- IC OFFLINE SWITCH 8SOIC
- Stock
- 7,506
- In Stock :
- 7,506
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- Manufacturer :
- STMicroelectronics
- Product Category :
- AC DC Converters, Offline Switches
- Rise Time :
- 50ns
- Max Duty Cycle :
- 16 %
- Operating Temperature :
- -40°C~150°C TC
- Height :
- 1.75mm
- Max Power Dissipation :
- 8W
- Analog IC - Other Type :
- SWITCHING REGULATOR
- Time@Peak Reflow Temperature-Max (s) :
- 30
- Number of Channels :
- 1
- Pin Count :
- 8
- Max Supply Current :
- 5mA
- Fault Protection :
- Current Limiting, Over Temperature, Over Voltage
- Control Mode :
- CURRENT-MODE
- Series :
- VIPER™
- Voltage - Start Up :
- 14.5V
- Internal Switch(s) :
- yes
- Input Voltage-Nom :
- 18V
- Topology :
- Flyback
- Terminal Form :
- Gull wing
- Radiation Hardening :
- No
- Mounting Type :
- Surface Mount
- Operating Supply Current :
- 4.5mA
- Power Rating :
- 5W
- Width :
- 4mm
- Number of Functions :
- 1
- Voltage - Supply (Vcc/Vdd) :
- 9V~38V
- JESD-609 Code :
- e4
- Output Power :
- 5W
- Output Voltage :
- 730V
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Factory Lead Time :
- 10 Weeks
- Input Voltage (Min) :
- 9V
- REACH SVHC :
- No SVHC
- Terminal Finish :
- Nickel/Palladium/Gold/Silver (Ni/Pd/Au/Ag)
- Fall Time (Typ) :
- 100 ns
- Frequency :
- 60kHz
- Output Isolation :
- Non-Isolated
- Lead Free :
- Lead Free
- Control Technique :
- PULSE WIDTH MODULATION
- ECCN Code :
- EAR99
- RoHS Status :
- ROHS3 Compliant
- Length :
- 5mm
- Terminal Position :
- Dual
- Lifecycle Status :
- ACTIVE (Last Updated: 7 months ago)
- Package / Case :
- 8-SOIC (0.154, 3.90mm Width)
- Weight :
- 540.001716mg
- Packaging :
- Tape and Reel (TR)
- Number of Terminations :
- 8
- Mount :
- Surface Mount
- Switcher Configuration :
- Single
- Number of Pins :
- 8
- Base Part Number :
- VIPER12
- Peak Reflow Temperature (Cel) :
- 260
- Datasheets
- VIPER12ASTR-E
VIPER12ASTR-E Documents

AC DC Converters, Offline Switches STMicroelectronics VIPER12ASTR-E Overview
The VIPER12ASTR-E from STMicroelectronics is a highly efficient, compact offline switching IC that ensures reliable and consistent performance for AC/DC conversion applications. This component is designed to simplify the power supply design by integrating a PWM controller and an MOSFET in one single package. The VIPER12ASTR-E is ideal for developing energy-saving solutions in a variety of electronic devices, helping manufacturers meet stringent power consumption requirements while maintaining high functionality. With its robust design and versatile nature, the AC DC Converters, Offline Switches STMicroelectronics VIPER12ASTR-E stands out as a strategic choice for bulk purchasing by businesses aiming to enhance their product efficiency and reliability.
VIPER12ASTR-E Features
The VIPER12ASTR-E offers a range of features that make it an attractive option for power supply solutions. Key features include a built-in error amplifier, an oscillator with adjustable frequency up to 200 kHz, and a high-voltage startup circuit that ensures reliable start-up. The device also boasts low power consumption under no-load condition and a robust protection framework against overcurrent, overheating, and output overvoltage, which guarantees safe operation under various conditions.
VIPER12ASTR-E Applications
- LED Lighting Systems: Utilized to drive LEDs efficiently with stable power supply, ensuring long-lasting and reliable lighting solutions.
- Standby Power Supplies: Provides low-power standby modes in consumer electronics, thereby reducing energy consumption while maintaining quick wake-up response.
- Home Appliances: Integrated into various home appliances for compact, efficient power conversion, enhancing the overall appliance safety and energy efficiency.
- Smart Metering Devices: Employs in smart meters to deliver accurate, reliable power management crucial for measuring and reporting energy usage efficiently.
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