STMicroelectronics, ALTAIR04-900

Product overview and 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
On back order for despatch 18/12/2019, delivery within 3 working days
Price Each (In a Pack of 10)
HK$ 8.316
(exc. GST)
Per unit
Per Pack*
10 - 10
20 - 90
100 +
*price indicative
Packaging Options:
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