VIPER28HDTR is out of stock and can be placed on backorder.
Available Substitutes:

Image shown is a representation only. Exact specifications should be obtained from the product data sheet.

VIPER28HDTR | |
|---|---|
DigiKey Part Number | 497-11244-2-ND - Tape & Reel (TR) 497-11244-1-ND - Cut Tape (CT) 497-11244-6-ND - Digi-Reel® |
Manufacturer | |
Manufacturer Product Number | VIPER28HDTR |
Description | IC OFFLINE SWITCH FLYBACK 16SO |
Manufacturer Standard Lead Time | 18 Weeks |
Customer Reference | |
Detailed Description | Converter Offline Flyback Topology 115kHz 16-SO |
Datasheet | Datasheet |
EDA/CAD Models | VIPER28HDTR Models |
Product Attributes
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Category | Voltage - Supply (Vcc/Vdd) 8.5V ~ 23.5V |
Manufacturer STMicroelectronics | Duty Cycle 80% |
Series | Frequency - Switching 115kHz |
Packaging Tape & Reel (TR) Cut Tape (CT) Digi-Reel® | Power (Watts) 16 W |
Part Status Active | Fault Protection Current Limiting, Over Temperature, Over Voltage, Short Circuit |
Output Isolation Isolated | Operating Temperature -40°C ~ 150°C (TJ) |
Internal Switch(s) Yes | Package / Case 16-SOIC (0.154", 3.90mm Width) |
Voltage - Breakdown 800V | Supplier Device Package 16-SO |
Topology Flyback | Mounting Type Surface Mount |
Voltage - Start Up 14 V | Base Product Number |
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Substitutes (3)
| Part Number | Manufacturer | Quantity Available | DigiKey Part Number | Unit Price | Substitute Type |
|---|---|---|---|---|---|
| VIPER28HD | STMicroelectronics | 0 | VIPER28HD-ND | $0.45755 | Parametric Equivalent |
| VIPER38HD | STMicroelectronics | 0 | 497-VIPER38HD-ND | $1.11000 | Parametric Equivalent |
| VIPER38HDTR | STMicroelectronics | 0 | 497-VIPER38HDTR-ND | $1.54000 | Parametric Equivalent |
In-Stock: 0
2,500 estimated in stock on 24-Feb-2028
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Quantity
All prices are in USD
Cut Tape (CT) & Digi-Reel®
| Quantity | Unit Price | Ext Price |
|---|---|---|
| 1 | $2.03000 | $2.03 |
| 10 | $1.49500 | $14.95 |
| 25 | $1.36160 | $34.04 |
| 100 | $1.21580 | $121.58 |
| 250 | $1.14620 | $286.55 |
| 500 | $1.10422 | $552.11 |
| 1,000 | $1.06968 | $1,069.68 |
Tape & Reel (TR)
| Quantity | Unit Price | Ext Price |
|---|---|---|
| 2,500 | $1.00290 | $2,507.25 |
| 5,000 | $0.98145 | $4,907.25 |
| 7,500 | $0.97072 | $7,280.40 |
Tariff Status: Tariff may apply if shipping to the United States. Estimated tariff costs will be calculated and displayed in the shopping cart to help you assess potential expenses.


