ALD18 ASTEC [Astec America, Inc], ALD18 Datasheet - Page 4

• Manufacturer Part Number: ALD18
• Description: Single Output 16th Brick: 60Watts
• Manufacturer: ASTEC [Astec America, Inc]

Electrical Specifications (continued)
MODEL: ALD12/18/20/25 SERIES
AUGUST 17, 2005 – REVISION C
NOTES: 1. The converter is not internally fused; an external fuse must be used.
OUTPUT SPECIFICATIONS (continued)
Parameter
Turn-On Response Time
V
Enable to Output Turn-ON Delay
V
I
+V
Enable Pin: Active
V
I
Switching Frequency
Dynamic Response:
C
Peak Deviation for Load Step
Change from
Settling Time to within 1% of
output set point voltage – V
Peak Deviation for Load Step
Change from
Settling Time to within 1% of
output set point voltage – V
Output Overshoot at Turn-on
Passive Resistive Full Load
Output Enable ON/OFF
Output Voltage Remote Sensing
Output Voltage Trim Range
I
I
O
O
O
O
O
IN
IN
IN
2. Refer to Figure 1 for the input reflected ripple test setup.
3. Refer to Figure 2 for the Output Ripple and Noise Test Measurement Setup.
4. Measure output rise time from 10%V
5. Refer to the output trim equations provided (Equations 1 and 2).
Enable Signal Slew Rate
Negative Enable ("N" suffix)
Enable Pin Voltage: Mod-ON
Positive Enable (No suffix)
Enable Pin voltage: Mod-ON
= I
= I
IN
= use Figure 2 test setup
= 50% to 75% of I
= 50% to 25% of I
= V
= V
= V
O,MIN to
to Output Turn-On Delay
O,MIN to
IN-MIN to
IN-MIN to
IN-MIN to
I
I
O,MAX
O,MAX
V
V
V
IN-MAX
IN-MAX
IN-MAX
O, Max
O, Max
Mod-OFF
Mod-OFF
4
Technical Reference Notes
:
:
O,SET
O,SET
5
ALD12/18/20/25 Series
(Single Output 16
:
:
2V5, 5V0
Vo
Vo > 1V8
No suffix
N suffix
Device
I
All
All
All
All
All
All
All
All
All
All
All
O
O
/ t
1V8
to 90%V
Symbol
th
O
.
Brick)
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
0.01
2.95
2.95
-0.5
-0.5
560
650
Min
90
-
-
-
-
-
-
-
-
-
-
-
Typ
625
725
0.1
80
80
2
3
3
0
0
-
-
-
-
-
-
-
-
Max
690
800
200
200
110
1.2
1.2
10
10
20
20
10
5
6
6
5
4
-
-
SHEET 4 OF 20
% Vo
% Vo
%Vo
V/ms
A/ s
%V
%V
Unit
KHz
ms
ms
ms
V
V
V
s
s
O
O