Data Sheet
October 21, 2009
Austin MegaLynx
TM
SMT: Non-Isolated DC-DC Power Modules:
2.7 – 4.0Vdc input; 0.8 to 2.0Vdc Output; 30A output current
Electrical Specifications
(continued)
Parameter
Output Voltage Set-point
(V
IN
=V
IN,nom
, I
O
=I
O, nom
, T
ref
=25°C)
Output Voltage
(Over all operating input voltage, resistive load,
and temperature conditions until end of life)
Adjustment Range
Selected by an external resistor
Output Regulation
Line (V
IN
=V
IN, min
to V
IN, max
)
Load (I
O
=I
O, min
to I
O, max
)
Temperature (T
ref
=T
A, min
to T
A, max
)
Output Ripple and Noise on nominal output
(V
IN
=V
IN, nom
and I
O
=I
O, min
to I
O, max
C
OUT
= 0.1μF // 10
μF
ceramic capacitors)
Peak-to-Peak (5Hz to 20MHz bandwidth)
External Capacitance
ESR
≥
1 mΩ
ESR
≥
10 mΩ
Output Current
Output Current Limit Inception (Hiccup Mode)
Output Short-Circuit Current
(V
O
≤250mV)
( Hiccup Mode )
Efficiency
V
IN
=V
IN, nom
, T
A
=25°C
I
O
=I
O, max ,
V
O
= V
O,set
Switching Frequency, Fixed
Dynamic Load Response
(dI
O
/dt=5A/μs; V
IN
=V
IN
,
nom
; T
A
=25°C)
Load Change from Io= 50% to 100% of
I
O
,max; No external output capacitors
Peak Deviation
Settling Time (V
O
<10% peak deviation)
(dI
O
/dt=5A/μs; V
IN
=V
IN
,
nom
; T
A
=25°C)
Load Change from I
O
= 100% to 50%of I
O
,
max
:
No external output capacitors
Peak Deviation
Settling Time (V
O
<10% peak deviation)
V
O,set
= 0.8dc
V
O,set
= 1.25Vdc
V
O,set
= 1.8Vdc
All
η
η
η
f
sw
⎯
83.5
87.9
91.6
270
⎯
%
%
%
kHz
All
All
V
o
≤
3.63V
All
All
C
O, max
C
O, max
I
o
I
O, lim
I
O, s/c
0
0
0
104
⎯
140
3.5
⎯
⎯
2,000
10,000
30
160
⎯
μF
μF
Adc
% I
omax
Adc
V
o
≤
2.0V
⎯
50
mV
pk-pk
All
All
All
⎯
⎯
⎯
⎯
⎯
0.5
0.1
0.4
1
% V
O, set
% V
O, set
% V
O, set
All
0.8
2.0
Vdc
All
V
O, set
–3.0
⎯
+3.0
% V
O, set
Device
All
Symbol
V
O, set
Min
-1.5
Typ
⎯
Max
+1.5
Unit
% V
O, set
All
All
V
pk
t
s
⎯
⎯
380
50
⎯
⎯
mV
μs
All
All
V
pk
t
s
⎯
⎯
380
50
⎯
⎯
mV
μs
LINEAGE
POWER
3
LINEAGEPOWER [ LINEAGE POWER CORPORATION ]
