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The Delta Electronics AA04D1212A is a 4W AC/DC power module from the AA04S/D series, designed for PCB mounting. It offers a universal input voltage range of 85-264 VAC and provides dual +/-12V outputs, each capable of delivering 166mA. This module boasts an efficiency of 77% and includes over-load and over-voltage protection.
With a compact package dimension of 27.0x36.5x17.1mm, it is suitable for applications in commercial and industrial electronic equipment. The module meets EMI standards EN55032 Class B and EMS compliance to EN61000-4. It is UL/IEC/EN 60950-1 certified and CE marked, offering 3kVAC isolation and Protection Class II.
Key electrical specifications include a wide input voltage range, low no-load power consumption, and auto-recovery for current limitation and short circuit protection. The operating temperature range is -25°C to 60°C with derating.
The input voltage range is 85-264 VAC or 120-370 VDC.
It provides dual ±12 VDC outputs at 166 mA each, with a total power of 4 W.
The operating temperature range is -25°C to 60°C with derating.
It uses a 7-DIP through-hole module package.
It provides 3 kVAC input-to-output isolation.
It includes foldback current limiting with auto-recovery, hiccup short circuit protection, and Zener diode over voltage protection.
It meets EN55032 Class B for EMI and EN61000-4 for EMS, and carries CE and UL approvals.