DC/DC Converter for SiC Driver
QA01C
DC-DC module power supply specialized for SiC driver
FEATURES
Efficiency up to 83%
SIP package
Isolation voltage : 3.5KVAC/6KVDC
Ultra low-volume isolation capacitance
Operating temperature range: -40℃~ +105℃
Continuous short circuit protection
International standard pin-out
CB
UL60950, EN60950 and IEC60950 Approval
Patent Protection RoHS
QA01C is DC-DC module power supplie designed for SiC driver requiring two set of isolation power supply. The mode of mutual connection
after two independent outputs is adopted internally for better energy provision of SiC turn-on and turn-off. Output short circuit protection
and self-recovery capabilities are also provided. General application includes:
1)
2)
3)
4)
Universal converter
AC servo drive system
Electric welding machine
Uninterruptible power supply (UPS)
Selection Guide
Input Voltage (VDC)
Output
Output Voltage
(VDC)+Vo/-Vo
Efficiency
(%,Min./Typ.)
@ Full Load
Max. Capacitive
Certification
Part No.
Nominal
(Range)
Output Current
(mA)+Io/-Io
*
Load (µF)
15
UL/CE/CB
QA01C
+20/-4
+100/-100
79/83
220
(13.5-16.5)
Note:*The capacitive loads of positive and negative outputs are identical.
Input Specifications
Item
Operating Conditions
15V input
Min.
--
Typ.
Max.
--
Unit
mA
Input Current (full load / no-load)
Surge Voltage (1sec. max.)
Input Filter
193/16
--
-0.7
21
VDC
Capacitor filter
Unavailable
Hot Plug
Output Specifications
Item
Operating Conditions
Min.
Typ.
Max.
Unit
Output Voltage Accuracy
Line Regulation
See tolerance envelope graph (Fig. 1, Fig. 2)
Input voltage change: ±10%
--
--
--
--
--
--
±1.1
5
±1.3
8
%/%
20VDC output
Load Regulation
10%-100% load
%
-4VDC output
Ripple
10
60
75
--
15
--
*
Ripple & Noise
20MHz bandwidth
Full load
mVp-p
Noise
--
Temperature Coefficient
Short Circuit Protection
±0.03
%/℃
Continuous, self-recovery
Note:* Ripple and noise are measured by “parallel cable” method, please see DC-DC Converter Application Notes for specific operation.
General Specifications
Item
Operating Conditions
Min.
3500
6000
1000
--
Typ.
--
Max.
--
Unit
VAC
VDC
MΩ
pF
Input-output, with the test time of 1 minute and the leak
current lower than 1mA
Isolation Voltage
--
--
Isolation Resistance
Input-output, Isolation voltage 500VDC
Input-output, 100KHz/0.1V
--
--
Isolation Capacitance
Operating Temperature*
3.5
--
--
℃
-40
105
2015.05.22-A/1
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