Overview
The VIPER06HN, produced by STMicroelectronics, is an offline converter integrated circuit designed for high-voltage applications. It features an 800 V avalanche rugged power section, a PWM controller, and various protection mechanisms to ensure reliable and efficient operation. The device can power itself directly from the rectified mains, eliminating the need for an auxiliary bias winding. It also incorporates advanced frequency jittering to reduce EMI filter costs and operates in burst mode to meet energy-saving regulations.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Transistor Breakdown Voltage (V) | 800 | V |
| Drain Current (A) | 0.35 | A |
| RDS(on) (Ω) | 32 | Ω |
| Operating Frequency | 115 kHz (for VIPER06Hx) | kHz |
| Operating Temperature Range | -40 to 150 | °C |
| Standby Power | < 30 mW at 265 VAC | mW |
| Package | PDIP 7, SSOP 10 | |
| RoHS Compliance Grade | Ecopack2 |
Key Features
- 800 V avalanche rugged power section
- PWM operation with frequency jittering for low EMI
- No need for an auxiliary winding in low-power applications
- Standby power < 30 mW at 265 VAC
- Limiting current with adjustable set point
- On-board soft-start
- Safe auto-restart after a fault condition
- Hysteretic thermal shutdown
- Burst mode operation for energy efficiency
Applications
- Replacement of capacitive power supplies
- Home appliances
- Power metering
- LED drivers
- General-purpose isolated flyback converters
Q & A
- What is the maximum breakdown voltage of the VIPER06HN?
The maximum breakdown voltage is 800 V.
- What are the operating frequencies for the VIPER06HN?
The operating frequency for VIPER06Hx is 115 kHz.
- Does the VIPER06HN require an auxiliary bias winding?
No, it can power itself directly from the rectified mains, eliminating the need for an auxiliary bias winding.
- What is the standby power consumption of the VIPER06HN?
The standby power consumption is less than 30 mW at 265 VAC.
- What protection mechanisms are built into the VIPER06HN?
The device includes user-defined overcurrent limit, open-loop failure protection, hysteretic thermal protection, and safe auto-restart after any fault condition.
- What is the typical RDS(on) of the VIPER06HN?
The typical RDS(on) is 32 Ω.
- What are the package options for the VIPER06HN?
The package options are PDIP 7 and SSOP 10.
- Is the VIPER06HN RoHS compliant?
- What is the operating temperature range of the VIPER06HN?
The operating temperature range is -40 to 150 °C.
- Does the VIPER06HN support burst mode operation?
