Technical Reference Notes
AEQ75Y48 Series
(Single Output Quarter Brick)
AEQ75Y48 Single Output: Baseplate DC-DC Converter Module
Industry Standard
¼
Brick: 36V-75V Input / 1.8V @ 75A Output Current
The AEQ75Y48 series is the latest addition to Astec’s quarter brick size offerings. At 1.8V, it delivers 75A maximum output
current at 89% Efficiency. It provides tight regulation and exhibits clean and monotonic output start up characteristics. The
new modules come with industry standard features such as Input UVLO, OCP, OVP, OTP, Output Trim, differential output
Sense pins. It also comes standard with 2 pairs of output power pins (add suffix “-3” for single pair output pin option) and
offers baseplate construction for optimum user flexibility.
Electrical Parameters
Input
Input Range
Input Surge
Efficiency
36-75 VDC
100V / 100ms
1.8V @ 89% (Typ)
Control
Enable
TTL compatible
(Positive and Negative Enable Options)
Output
Special Features
•
•
•
•
•
•
•
•
Industry Standard ¼ Brick Footprint
Redundant output power pins (with single
pair option)
Positive and Negative Enable Options
Regulation to Zero Load
High Capacitive Load Start-up
Output Trim
Input Under-Voltage Lockout
Low profile
Load Current
Line/Load Regulation
Ripple and Noise
Output Voltage
Adjust Range
Transient Response
1.8V @ 75A max
< 1% V
O
100mV
PK-PK
max
±10% V
O
< 100mV deviation (Typ)
50% to 75% Load Change
100µsec settling time (Typ)
+10%V
O
120% I
O,MAX
Remote Sense
Over Current
Protection
Environmental Specifications
•
•
•
-40ºC to 105ºC Operating Temperature
-55ºC to 125ºC Storage Temperature
MTBF > 1 million hours
Safety
UL + cUL 60950, Recognized
EN60950 through TUV-PS
MODEL: AEQ75Y48 SERIES
JULY 21, 2005 - REVISION 01
SHEET 1 OF 12
ASTEC [ Astec America, Inc ]
