Products

• MIL-STD-704A/E/F and MIL-STD-1275D 28 VDC input voltage
• MIL-STD-461F EMI filtering
• VITA 62.0 form factor VPX power supply
• Up to 260 W output on 3.3 V, 5 V, and ±12 V
• Isolated 3.3 V AUX supply
• Reverse-polarity protection to -52 V steady state
• Spike and surge transient suppression
• Short circuit, overcurrent, and overvoltage protection
• Output overvoltage clamping circuitry
• Up to 87% efficient
• -40°C to 85°C conduction- cooled operating temperature (at the thermal interface)
• VITA 48.2 REDI-compliant
• 1.0 in. pitch with Two-Level Maintenance (2LM) support
• VITA 46.11 Tier 1 and Tier 2 IPMI controller for on-card voltage monitoring and control

Input Conditions

• MIL-STD-704A/E/F or MIL-STD-1275D 28 VDC
• MIL-STD-461F EMI filtering
• 20 V to 32 V steady state at full output
• 14 V to 32 V steady state at 200 W output
• Reverse-polarity protection to -52 V steady state
• Spikes and surge protection

Output Power

• Supports up to 260 W in total combined power output
• 3.3 V at up to 12 A
• 5 V at up to 15 A
• 12 V at up to 16 A (with other rails unloaded)
• 12 V at up to 14.5 A (all other rails loaded)
• -12 V at up to 0.5 A
• 3.3 V auxiliary at up to 0.8 A

IPMI Controller

• VITA 46.11 Tier 1 and Tier 2 IPMI Controller (IPMC)
• Enable/disable output power
• Monitors voltages and currents
• Monitors eight temperature sensors
• Connects to backplane via system management bus (I²C)

Additional Features

• Up to 87% efficient
• Short circuit protection
• Overvoltage protection
• 10 ms holdup at 200 W output power
• Output rail clamping

Physical Characteristics

• 3U VPX-REDI conduction-cooled form factor
• Dimensions: 100 mm x 160 mm
• 1.0 in. pitch Two-Level Maintenance (2LM)