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GDQ54S12B-4A DC-DC Converter
Technical Manual
Parameter
Output voltage delay
time
Output voltage rise
time
Switching frequency
4.4 Efficiency
Table 4-4 Efficiency specification
Parameter
100% load
50% load
20% load
100% load
50% load
100% load
50% load
Issue 02 (2021-09-03)
Min.
Typ.
-
50
-
50
-
180
NO TE
● The relation curve of the V
Min.
Typ.
93.5
94.5
94
95
92
94
92
94
94.5
95.5
92
94
93
94
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Max.
Unit
100
ms
100
ms
-
kHz
= 36–43 V and V
in
out
Max.
Unit
Notes & Conditions
-
%
T
A
-
%
-
%
-
%
T
A
-
%
-
%
T
A
-
%
4 Electrical Specifications
Notes & Conditions
From V
to 10% V
in
out
V
= 43–75 V, from 10% V
in
90% V
, see
7.4 Output Voltage
out
Rise
Time.
-
(steady state).
= 25°C, V
= 48 V
in
= 25°C, V
= 36 V
in
= 25°C, V
= 75 V
in
to
out
10
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