Product overview
Description
The ALTAIR04-900 is a high voltage all-primary-sensing switcher, operating directly from the rectified mains with minimum external parts. It combines a high-performance low voltage PWM controller chip and a 900 V avalanche-rugged power section in the same package.
-
All features
- Optoless primary side constant voltage operations
- Adjustable and mains-independent maximum output current for safe operations during overload/short-circuit conditions
- 900 V avalanche-rugged internal power section
- Quasi-resonant valley switching operation
- Low standby consumption
- Overcurrent protection against transformer saturation and secondary diode short-circuit
- SO16N package
Circuit Diagram
You might also like...
Recommended for you
EDA Symbols, Footprints and 3D Models
STMicroelectronics - ALTAIR04-900
Speed up your design by downloading all the EDA symbols, footprints and 3D models for your application. You have access to a large number of CAD formats to fit with your design toolchain.
Please select one model supplier :
Symbols
Footprints
3D models
All resources
| Resource title | Version | Latest update |
|---|
SPICE models (1)
| Resource title | Version | Latest update | ||
|---|---|---|---|---|
| ZIP | 13 Jan 2016 | 13 Jan 2016 |
Quality and Reliability
| Part Number | Marketing Status | Package | Grade | RoHS Compliance Grade | Material Declaration** |
|---|---|---|---|---|---|
| ALTAIR04-900 | Active | SO-16 | Industrial | Ecopack2 | |
| ALTAIR04-900TR | 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.
Sample & Buy
| Part Number | Marketing Status | Budgetary Price (US$)*/Qty | Order from ST | Order from distributors | Package | Packing Type | RoHS | Country of Origin | ECCN (US) | ECCN (EU) | Operating Temperature (°C) (min) | Operating Temperature (°C) (max) | Transistor Breakdown Voltage (V) (min) | Drain Current (A) (nom) | RDS(on) (Ω) (max) | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ALTAIR04-900 | | | distributors No availability of distributors reported, please contact our sales office |
|
|
| ||||||||||
| ALTAIR04-900TR | | | distributors No availability of distributors reported, please contact our sales office |
|
|
|
ALTAIR04-900 Active
ALTAIR04-900TR Active
(*) Suggested Resale Price (USD) per defined quantity for BUDGETARY USE ONLY. For quotes, prices in local currency, please contact your local ST Sales Office or our Distributors