3kW 300v~750V to 27.5v,110a DC-DC Converter With CAN 2.0
Natural heat dissipation design, IP65 protection design; dual MCU control, all solid capacitors, planar transformer design; core components using automotive-grade standards.
Product main features:
Strengthen the production process design, strict selection of devices, to ensure product reliability and the mechanical strength .
Small volume, light weight, save space for the user greatly
System environment to a wide temperature range -40 ℃ ~ + 65 ℃, intelligent temperature derating; overtemperature protection
Soft switching control technology, the system for maximum efficiency ≥ 95%.
Program online upgrade function, Convenient customer online debugging program and real-time updates, online self-diagnostic function, easy system maintenance.
Input characteristics | ||||||||
NO. |
Item |
Technical requirements |
unit |
Remarks |
||||
1.1 |
Rated input voltage |
360~640 |
Vdc |
|
||||
Input voltage range |
300—750 |
|||||||
1.2 |
Maximum input current |
9 |
A |
Continuous Current |
||||
1.3 |
Static state battery drain current |
≤10 |
mA |
Battery drain current shutdown state |
||||
1.4 |
Input control voltage |
9~33 |
Vdc |
|
||||
2, Output characteristics | ||||||||
2.1 |
Rated output voltage |
13.8 |
Vdc |
Rated input and output half load |
||||
2.2 |
Output voltage setting |
27.5±0.2 |
Vdc |
|||||
2.3 |
Output Current Range |
0-110 |
A |
When the input voltage drops below 480V, the output current linear derating(110A/480V—60A/400V). |
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2.4 |
Maximum output current |
125 |
A |
|
||||
2.5 |
Output Power |
1500/1600max |
W |
|
||||
2.6 |
Overall efficiency |
≥95 |
% |
Rated input half load |
||||
2.7 |
Temperature Coefficient |
≤±0.02 |
%/℃ |
|
||||
2.8 |
Output ripple and noise |
≤200 |
mVp-p |
Oscilloscope bandwidth would be 20MHz, the probe capacitance in parallel 10u + 104 |
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2.9 |
Starting time |
≤2 |
S |
27.5Vdc Power input voltage to the output voltage established to 27.5Vdc |
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2.10 |
Voltage regulation accuracy |
≤±1 |
% |
|
||||
2.11 |
Static loss current |
≤10 |
mA |
|
||||
2.12 |
control method |
Hardwired / software control |
|
Hardware high enable |
||||
3, Protective properties | ||||||||
3.1 |
Input overvoltage protection |
250-255 |
Vdc |
|
||||
3.2 |
Input Overvoltage recovery |
240-250 |
Vdc |
|
||||
3.3 |
Input under voltage protection |
100-120 |
Vdc |
|
||||
3.4 |
Input voltage recovery |
110-125 |
Vdc |
|
||||
3.5 |
Output overvoltage protection |
15-16 |
Vdc |
Shutdown hiccups |
||||
3.6 |
Output under voltage protection |
≤6 |
Vdc |
Shutdown protection, self-recovery |
||||
3.7 |
Overcurrent protection |
yes |
/ |
|
||||
3.8 |
Over-temperature protection |
90℃ |
- |
Environment temperature; automatic recovery |
||||
3.9 |
Output short circuit protection |
yes |
/ |
Shutdown protection, when the fault is removed can be automatically restored |
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3.10 |
Output reverse polarity protection |
yes |
/ |
Under static conditions when the 24v battery reversed, module protection, self-recovery when the fault is removed |
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3.11 |
Fan failure protection |
yes |
/ |
When a fan fault module automatically derating until the module overtemperature protection disables the output; also reported fan failure alarm. |
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