STMicroelectronics VIPER22ASTR-E, Low Power OFF-line SMPS Primary Switcher 1-Channel 8-Pin, SO-8
- RS Stock No.:
- 151-990P
- Mfr. Part No.:
- VIPER22ASTR-E
- Manufacturer:
- STMicroelectronics
The image is for reference only, please refer to product details and specifications
Bulk discount available
View bulk pricing optionsSubtotal 50 units (supplied on a continuous strip)*
TWD2,180.00
(exc. GST)
TWD2,289.00
(inc. GST)
FREE delivery for orders over NT$1,300.00
In Stock
- Plus 2,485 unit(s) shipping from November 02, 2026
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units | Per unit |
|---|---|
| 50 - 95 | TWD43.60 |
| 100 - 495 | TWD42.20 |
| 500 - 995 | TWD41.20 |
| 1000 + | TWD40.20 |
*price indicative
- RS Stock No.:
- 151-990P
- Mfr. Part No.:
- VIPER22ASTR-E
- Manufacturer:
- STMicroelectronics
Specifications
Product overview and Technical data sheets
Legislation and Compliance
Product Details
Find similar products by selecting one or more attributes.
Select all | Attribute | Value |
|---|---|---|
| Brand | STMicroelectronics | |
| Product Type | Voltage Controller | |
| Sub Type | Low Power OFF-line SMPS Primary Switcher | |
| Number of Outputs | 1 | |
| Switching Frequency | 60kHz | |
| Mount Type | Surface | |
| Package Type | SO-8 | |
| Pin Count | 8 | |
| Height | 3.8mm | |
| Standards/Approvals | RoHS | |
| Series | VIPER22A | |
| Width | 3.8mm | |
| Automotive Standard | No | |
| Minimum Operating Temperature | -40°C | |
| Maximum Operating Temperature | 125°C | |
| Select all | ||
|---|---|---|
Brand STMicroelectronics | ||
Product Type Voltage Controller | ||
Sub Type Low Power OFF-line SMPS Primary Switcher | ||
Number of Outputs 1 | ||
Switching Frequency 60kHz | ||
Mount Type Surface | ||
Package Type SO-8 | ||
Pin Count 8 | ||
Height 3.8mm | ||
Standards/Approvals RoHS | ||
Series VIPER22A | ||
Width 3.8mm | ||
Automotive Standard No | ||
Minimum Operating Temperature -40°C | ||
Maximum Operating Temperature 125°C | ||
- COO (Country of Origin):
- CN
The STMicroelectronics SMPS primary switcher combines a dedicated current mode PWM controller with a high voltage power MOSFET on the same silicon chip. Typical applications cover off line power supplies for battery charger adapters, standby power supplies for TV or monitors, auxiliary supplies for motor control, etc.
Current mode control
Auxiliary under voltage lockout with hysteresis
High voltage start up current source
Over temperature and overvoltage protection with auto restart
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