Technical Reference Notes
ALD12/18/20/25 Series
(Single Output 16
th
Brick)
MODEL: ALD12/ 18/20/ 25 SERIES SHEET 16 OF 20
AUGUST 17, 2005 – REVISION C
Performance Curves
1.2V Version (continued)
Figure 39. 1.2V Output Ripple at V
IN
= 48Vdc, I
O
= Full
Load, T
A
= 25°C.
Figure 38. 1.2V Startup Characteristic at V
IN
= 48V, T
A
=
25°C.
Figure 41. 1.2V Output Transient Response 50% to 75%
step at V
IN
= 48Vdc, T
A
= 25°C, di/dt = 0.1A/µs, C
O
= 0.
Figure 40. 1.2V Output current vs. ambient temperature
V
IN
= 48V, T
A
= 25°C.
ALD25K48 Current vs. Temperature
0
5
10
15
20
25
25 40 55 70 85
Ambient Temperature (°C)
Output Curre n t (A)
0 LFM
100 LFM
200 LFM
300 LFM
400 LFM
