Data Sheet
Austin MegaLynxTM SMT: Non-Isolated DC-DC Power Modules:
4.5 – 5.5Vdc input; 0.8 to 3.63Vdc Output; 30A output current
6.0 – 14Vdc Input; 0.8Vdc to 3.63Vdc Output; 20/30A output
June 3, 2009
Electrical Specifications (continued)
Parameter
Device
Symbol
Min
Typ
Max
Unit
Output Voltage Set-point
(VIN=VIN,nom, IO=IO, nom, Tref=25°C)
Output Voltage
All
VO, set
-1.5
+1.5
% VO, set
⎯
(Over all operating input voltage, resistive load,
and temperature conditions until end of life)
All
VO, set
–5.0
+3.0
% VO, set
⎯
Adjustment Range
Selected by an external resistor
ATS030
ATS020
ATH030*
0.8
0.8
0.8
2.75
3.63
3.63
Vdc
Vdc
Vdc
* VO ≥ 3.3V only possible for VIN ≥ 4.75V
Output Regulation
Line (VIN=VIN, min to VIN, max
Load (IO=IO, min to IO, max
Temperature (Tref=TA, min to TA, max
)
All
All
All
20
40
1
mV
mV
⎯
⎯
⎯
⎯
⎯
)
)
0.5
% VO, set
Output Ripple and Noise on nominal output
(VIN=VIN, nom and IO=IO, min to IO, max
COUT = 0.1μF // 10 μF ceramic capacitors)
Peak-to-Peak (5Hz to 20MHz bandwidth)
Peak-to-Peak (5Hz to 20MHz bandwidth)
Peak-to-Peak (5Hz to 20MHz bandwidth)
External Capacitance
Vo ≤ 2.5V
2.5V < Vo ≤ 3.63V
Vo > 3.63V
50
75
mVpk-pk
mVpk-pk
mVpk-pk
⎯
⎯
⎯
100
ESR ≥ 1 mΩ
All
All
CO, max
CO, max
0
0
2,000
μF
μF
⎯
⎯
ESR ≥ 10 mΩ
10,000
Output Current
(VIN = 4.5 to 5.5Vdc)
ATH Series
ATS030 Series
ATS020 Series
All
Io
Io
0
0
30
30
Adc
Adc
(VIN = 6 to 14Vdc)
(VIN = 6 to 14Vdc)
Io
0
20
Adc
Output Current Limit Inception (Hiccup Mode)
Output Short-Circuit Current
(VO≤250mV) ( Hiccup Mode )
Efficiency
IO, lim
IO, s/c
105
⎯
140
3.5
160
⎯
% Iomax
Adc
All
82.2
85.8
89.5
89.2
92.0
92.2
VO,set = 0.8dc
VO,set = 1.2Vdc
VO,set = 1.5Vdc
VO,set = 1.8Vdc
VO,set = 2.5Vdc
VO,set = 3.3Vdc
VO,set = 0.8dc
VO,set = 1.2Vdc
VO,set = 1.8Vdc
VO,set = 2.5Vdc
VO,set = 3.3Vdc
All
η
η
%
%
ATH Series: VIN=5Vdc, TA=25°C
IO=IO, max , VO= VO,set
η
%
η
%
η
%
η
%
ATS Series: VIN=12Vdc, TA=25°C
IO=IO, max , VO= VO,set
η
77.5
83.5
86.5
91.3
92.1
300
%
η
%
η
%
η
%
η
%
Switching Frequency, Fixed
fsw
kHz
⎯
⎯
LINEAGE POWER
3
LINEAGEPOWER [ LINEAGE POWER CORPORATION ]
