Dynamic Characteristics; Insulation Characteristics - Huawei GDQ54S12B-4A Technical Manual

GDQ54S12B-4A DC-DC Converter
Technical Manual

4.6 Dynamic Characteristics

Table 4-7 Dynamic characteristics
Parameter
Overshoot amplitude
Overshoot recovery time
Overshoot amplitude
Overshoot recovery time

4.7 Insulation Characteristics

Table 4-8 Insulation characteristics
Parameter
Input to output insulation
voltage
Input to baseplate
insulation voltage
Output to baseplate
insulation voltage
Input to output insulation
voltage
Input to baseplate
insulation voltage
Output to baseplate
insulation voltage
Issue 02 (2021-09-03)
Min. Typ.
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NO TE
Larger than 80% load step, there is no special standard.
Min. Typ.
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Copyright © Huawei Technologies Co., Ltd.
Max. Unit Notes & Conditions
600 mV V = 43–75 V, current change rate:
in
0.1 A/µs, T = 5 ms, load: 25%–
200 µs
50%–25%; 50%–75%–50%
1200 mV V = 43–75 V, current change rate:
in
1 A/µs, T = 5 ms, load: 25%–50%–
500 µs
25%; 50%–75%–50% (additional
1000 µF load capacitor)
Max. Unit Notes & Conditions
1500 V DC Basic insulation, leakage current <
1 mA, altitude = 3000 m, without
arc or breakdown
750 V DC
750 V DC
1500 V DC Functional insulation, leakage
current < 1 mA, altitude = 5000 m,
without arc or breakdown
750 V DC
750 V DC
4 Electrical Specifications
12