QBE025A0B1 Datasheet, PDF (3/16 Pages) Lineage Power Corporation – 42 - 53Vdc input; 12Vdc Output; 25A output current

Data Sheet
March 27, 2008
QBE025A0B Series Power Modules, DC - DC Converters:
42 – 53Vdc input; 12Vdc Output; 25A output current
Electrical Specifications (continued)
Parameter
Output Voltage Set-point
(V_IN=_{IN, min}, I_O=I_{O, max}, T_A=25°C)
Output Voltage
(Over all operating input voltage, resistive load,
and temperature conditions until end of life)
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})
RMS (5Hz to 20MHz bandwidth)
Device
All
All
All
All
All
All
Peak-to-Peak (5Hz to 20MHz bandwidth)
All
External Capacitance
All
Output Current
All
Output Current Limit Inception
All
Efficiency
V_IN= V_{IN, nom}, T_A=25°C
All
I_O=I_{O, max ,} V_O= V_O,set
Switching Frequency
All
Dynamic Load Response
(ΔIo/Δt=1A/10μs; V_in=V_in,nom; T_A=25°C;
Tested with a 10 μF aluminum and a 1.0 μF
tantalum capacitor across the load.)
Load Change from Io= 50% to 75% of Io,max:
Peak Deviation
12V
Settling Time (Vo<10% peak deviation)
Load Change from Io= 75% to 50% of Io,max:
Peak Deviation
Settling Time (Vo<10% peak deviation)
Symbol
Min
Typ
V_{O, set}
12
V_O
11.4
⎯
Max
Unit
V_dc
12.6
% V_{O, set}
⎯
0.2
⎯
3
⎯
150
% V_{O, set}
% V_{O, set}
mV
⎯
70
⎯
mV_rms
⎯
200
⎯
mV_pk-pk
C_{O, max}
⎯
⎯
10,000
μF
I_o
0
25
Adc
I_{O, lim}
⎯
28.5
⎯
Adc
η
__
94
⎯
%
f_sw
⎯
300
⎯
kHz
V_pk
⎯
2
⎯
%V_{O, set}
t_s
__
200
__
μs
V_pk
__
2
__
%V_{O, set}
t_s
__
200
μs
LINEAGE POWER
3