STMicroelectronics, ALTAIR04-900

Technical data sheets
Legislation and Compliance
RoHS Certificate of Compliance
Product Details

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.

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
SMPS for energy metering
Auxiliary power supplies for 3-phase input industrial systems
AC-DC adapters

Attribute Value
Number of Inputs 1
Number of Outputs 1
Operation Autoswitching
Mounting Type Surface Mount
Package Type SO-N
Pin Count 16
Dimensions 9.88 x 3.93 x 1.56mm
Length 9.88mm
Width 3.93mm
Height 1.56mm
Maximum Input Voltage 23 V
Maximum Operating Temperature +150 °C
Minimum Input Voltage 11.5 V
Minimum Operating Temperature -40 °C
Temporarily out of stock - back order for despatch 04/02/2020, delivery within 5 working days from desptach date
Price Each (In a Tube of 50)
PHP 50.46
(exc. VAT)
PHP 56.52
(inc. VAT)
Per Unit
Per Tube*
50 - 50
100 - 450
500 +
*price indicative