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The ALTAIR05T-800 is a high-voltage all-primary sensing switcher intended to operate directly from the rectified mains with minimum external parts. It combines a low voltage, high performance PWM controller chip and an 800 V avalanche rugged power section in the same package.
Key Features
- Constant voltage and constant current output regulation (CV/CC) with no optocoupler
- Tight regulation also during heavy load transients
- 800 V avalanche rugged internal power section
- Quasi-resonant (QR) operation
- Low standby power consumption
- Automatic self-supply
- Input-voltage feedforward for mains-independent CC regulation
- Output cable drop compensation
- SO16N package
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Sample & Buy
| Part Number | Package | Packing Type | Marketing Status | Budgetary Price (US$)* | Quantity | RDS(on) (Ω) (max) | Transistor Breakdown Voltage (V) (min) | Drain Current (A) (nom) | ECCN (US) | Country of Origin | More info | Order from Distributors | Order from ST |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ALTAIR05T-800 | SO-16 | Tube | Active | 0.351 | 1000 | - | - | 0.65 | EAR99 | CHINA | Check Availability | Buy now | |
| ALTAIR05T-800TR | SO-16 | Tape And Reel | Active | 0.351 | 1000 | - | - | 0.65 | EAR99 | CHINA | Check Availability | Get sample |
(*) Suggested Resale Price per unit (USD) for BUDGETARY USE ONLY. For quotes, prices in local currency, please contact your local ST Sales Office or our Distributors
Featured Videos
Evaluation Tools
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Picture Part number Manufacturer Description 
STEVAL-ISA176V1 ST ALTAIR05T-800 5 W wide range CV-CC optoless adapter evaluation board Part NumberALTAIR05T-800 5 W wide range CV-CC optoless adapter evaluation board
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| Part Number | Marketing Status | Package | Grade | RoHS Compliance Grade | Material Declaration** |
|---|---|---|---|---|---|
| ALTAIR05T-800 | Active | SO-16 | Industrial | Ecopack2 | |
| ALTAIR05T-800TR | Active | SO-16 | Industrial | Ecopack2 |
(**) The Material Declaration forms available on st.com may be generic documents based on the most commonly used package within a package family. For this reason, they may not be 100% accurate for a specific device. Please contact our sales support for information on specific devices.
