April 05 REVISION 02

SHEET 1 OF 15

Technical Reference Note

Ultra Low Profile

AUK 30W Series

AUK 30W Ultra Low Profile DC – DC Module

(Pb-free reflow compatible and ROHS Compliant)

The AUK 30W series is Astec’s new Ultra Low Profile, 48Vin, SMT isolated single output modules. With the Ultra Low

Profile SMT design (only 4.4mm height), the module can be flexible mounted on the top side or the bottom side of

motherboard. The AUK 30W series also comes with enhanced features such as Remote on/off (RC), parallel Application

(PO), Power Good (ALM), and the protection of OVP, OCP and UVLO.

Special Features

•

Ultra Low Profile – 4.5mm height

(0.2m/s air flow)

•

Low output ripple and noise

•

Parallel Application

•

UL/cUL 60950, CE Mark

•

Pb-free reflow compatible and ROHS Compliant

Electrical Parameters

Input

Input range

36 – 75Vdc

Efficiency

91% @5Vo

Control

Enable

ON: RC pin connected to –Vin or Open

OFF: RC pin connected to +Vin

Output

Line / Load Regulation

+5%, -3%

Ripple and Noise

50mVp-p

OVP

120% of Vonom

(Latch-up)

OCP

11.3A for 1.5V, 1.8V

10.3A for 2.5V

9.3A for 3.3V

6.2A for 5.0V

LVP

90% of Vonom

(Latch-up)

Isolation

1500VDC (1 minute)