VIPER115LSTR is out of stock and can be placed on backorder.
Available Substitutes:
Parametric Equivalent

Image shown is a representation only. Exact specifications should be obtained from the product data sheet.
VIPER115LSTR | |
|---|---|
DigiKey Part Number | 497-18187-2-ND - Tape & Reel (TR) 497-18187-1-ND - Cut Tape (CT) 497-18187-6-ND - Digi-Reel® |
Manufacturer | |
Manufacturer Product Number | VIPER115LSTR |
Description | IC OFFLINE SW MULT TOP 10SSOP |
Manufacturer Standard Lead Time | 99 Weeks |
Customer Reference | |
Detailed Description | Converter Offline Buck, Buck-Boost, Flyback Topology 60kHz 10-SSOP |
Datasheet | Datasheet |
EDA/CAD Models | VIPER115LSTR Models |
Product Attributes
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Category | Duty Cycle 80% |
Manufacturer STMicroelectronics | Frequency - Switching 60kHz |
Series | Power (Watts) 12 W |
Packaging Tape & Reel (TR) Cut Tape (CT) Digi-Reel® | Fault Protection Over Load, Over Voltage |
Part Status Active | Control Features Soft Start |
Output Isolation Non-Isolated | Operating Temperature -40°C ~ 150°C (TJ) |
Internal Switch(s) Yes | Package / Case 10-SOP (0.154", 3.90mm Width) |
Voltage - Breakdown 800V | Supplier Device Package 10-SSOP |
Topology Buck, Buck-Boost, Flyback | Mounting Type Surface Mount |
Voltage - Start Up 16 V | Base Product Number |
Voltage - Supply (Vcc/Vdd) 4.5V ~ 30V |
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Substitutes (1)
| Part Number | Manufacturer | Quantity Available | DigiKey Part Number | Unit Price | Substitute Type |
|---|---|---|---|---|---|
| VIPER114LSTR | STMicroelectronics | 15 | 497-18186-1-ND | $2.76000 | Parametric Equivalent |
In-Stock: 0
2,455 expected in stock on 08-Feb-2027
45 estimated in stock on 10-Sep-2027
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Quantity
All prices are in USD
Cut Tape (CT) & Digi-Reel®
| Quantity | Unit Price | Ext Price |
|---|---|---|
| 1 | $1.19000 | $1.19 |
| 10 | $0.86000 | $8.60 |
| 25 | $0.77760 | $19.44 |
| 100 | $0.68700 | $68.70 |
| 250 | $0.64376 | $160.94 |
| 500 | $0.61772 | $308.86 |
| 1,000 | $0.60466 | $604.66 |
Tape & Reel (TR)
| Quantity | Unit Price | Ext Price |
|---|---|---|
| 2,500 | $0.57364 | $1,434.10 |
| 5,000 | $0.56000 | $2,800.00 |
| 7,500 | $0.55317 | $4,148.78 |
| 12,500 | $0.54560 | $6,820.00 |
| 17,500 | $0.54117 | $9,470.48 |
Tariff Status: Tariff may apply if shipping to the United States. Tariff costs are calculated and will be displayed in the shopping cart.




