Embedded Power for

Business-Critical Continuity

AEH40 Series

132 Watts / 48 Watts

Special Features

• Delivers up to 40A output

current

• Basic Isolation

• Ultra HIgh Efficiency

• Improved thermal perform-

(300LFM)

• High power density

• Low output noise

• Industry standard pinout

• 2:1 wide input voltage

• CNT function

• Remote sense

• Trim function: +10% / -20%

• Input under-voltage lockout

• Output over-current lockout

• Output over-voltage protec-

tion

• Over temperature protection

• RoHS Compliant

Total Power:

132 Watts (for the 3.3 Vo device)

48 Watts (for the 1.2 Vo device)

Input Voltage: 36 - 75 VDC

# of Outputs:

Single

Electrical Specifications

Safety

Input

Input Range

36 to 75 VDC

Input Current (max.)

6.2 A (for the 3.3 Vo device)

2.0 A (for the 1.2 Vo device)

Input Reflected-ripple

Current

Output

Output

Output voltage

3.25 to 3.35 Vdc (3.3 Vdc Nominal)

1.18 to 1.22 Vdc (1.2 Vdc Nominal)

Output Current

0 to 40 A

Efficiency

>87% (89% typ) : 3.3 Vo device

>80% (81% typ) : 1.2 Vo device

Line output regulation

10 MV max. (5MV Nominal) : 3.3 Vo device

5 MV max. (3MV Nominal) : 1.2 Vo device

Load Output Regulation 20 mV max (10 mV Typ) : 3.3 Vo device

18 mV max (5 mV Typ) : 1.2 Vo device

Switching Frequency

280KHz for the 3.3 Vo

220KHz for the 1.2 Vo

Isolation

I/O isolation

1500 Vdc

Isolation Capacitance

1000 pF

Isolation Resistance

>10 Mohms

UL cUL

TUV

Environmental Specifications

Operating ambient temperature range

Storage temperature

Temperature Regulation

Calculated MTBF

Rev. 01.05.07

AEH40Series

1 of 2

mars