EWB系列---列車車載電源介紹
EWB系列---列車車載電源
Version C (100x70x20mm) Version K
Version S (100x41x17mm)
EWB系列電源特點：
陶瓷基板PCB
絲印電阻
效率高達94.5%
工作溫度范圍：-40℃~+85℃
EMC/EMV符合EN55155，EN50121-3-2
防火等級：UL94-V0
RoHS認證
Metal case in different shapes
100% burn-in & parameter test
Assembling according to ANSI/IPC-A-610
Laser trimmed thick film resistors
High efficiency up to 94,5%
Short circuit proof
Extended temperature range: -40°C to +85°C
Designed to meet EN50155 and EN50121-3-2
Integrated hold-up-time
Integrated Input filter
Integrated reverse polarity protection
OVP: Burst EN61000-4-4 2kV (5/50ns, 5kHz)
Surge EN61000-4-5 2kV Line-Earth;1kV Line-Line
RoHS compliant
UL94V-0 compliant
| Examples of Part Number | ||||
| Model | Input | Output | Efficiency | Connection |
| EWB150-24-12-C |
14V to 34V |
12V / 12,5A |
91% | Cable |
| EWB150-24-12-K | Connector | |||
| EWB150-24-12-S | Connector | |||
| EWB150-24-24-C |
14V to 34V |
24V / 10A |
93% | Cable |
| EWB150-24-24-K | Connector | |||
| EWB150-24-24-S | Connector | |||
| EWB150-36-28-C |
21V to 51V |
18V / 8,33A |
93% | Cable |
| EWB150-36-18-K | Connector | |||
| EWB150-36-18-S | Connector | |||
| EWB150-110-24-C |
66V to 154V |
24V / 6,25A |
94% | Cable |
| EWB150-110-24-K | Connector | |||
| EWB150-110-24-S | Connector | |||
| General electrical specifications (Note1) | ||||
| INPUT |
Nominal input voltage |
24V DC | 36V DC | 110V DC |
| Input voltage range |
14V to 34V DC |
21V to 51V DC |
66V to 154V DC |
|
| Low side turn off / on |
12V / 13,5V |
18V / 20V |
58V / 64V |
|
|
High side turn off / on |
37 / 35V | 54V / 53V |
165V / 160V |
|
|
Max. input voltage |
± 80V DC |
± 100V DC |
± 200V DC |
|
| No load input current | 50 mA | 50 mA | 50 mA | |
|
Nominal input current |
6,87 A | 4,53 A | 1,46 A | |
| Hold-up-time (Class S2) | - | - |
>10ms for Pout<100W |
|
| Efficiency | 90,6% to 92,6% | 91,8% to 93,5% | 92,3% to 94,5% | |
| OUTPUT |
Output voltage |
12V | 15V | 18V | 24V |
|
Output current |
12,5A | 10A | 8,33A | 6,25A | |
| - | - | - | - | - | |
| Output voltage accuracy | ± 1% | ||||
|
Regulation line3 (Note 2) |
± 1% | ||||
|
Regulation load (Note 3) |
± 2% | ||||
|
Ripple (20 MHz) |
< 80 mVpp | < 100 mVpp | < 125 mVpp | < 150 mVpp | |
| PROTECTION |
Short circuit protection |
current limiting |
| Overload protection | Thermal shutdown @ ca 120°C | |
| Reverse polarity | See max. input voltage | |
| ISOLATION | Isolation I/O | 2500V DC |
| Isolation I/ case | 1500V DC | |
| Isolation O/case | 1000V DC | |
| Environment |
Operating temperature |
-40 to +85°C |
| (Note 4) | Storage temperature | -55 to +125°C |
| Other |
Temperature coefficient |
0,02%/°C |
Notes:
1. Typical specifications at Ta = 25°C under normal line voltage and full load conditions, unless otherwise noted
2. Ui min to Ui max
3. Imin = 0 to Imax = 100%
4. Case temperature
機械結構：
Version C
all dimensions in mm
tolerance: ±1mm
| Red: 200mm / 0,75mm2 | + Input |
| Black: 200mm / 0,75mm2 | - Input |
| Orange: 2 x 200mm / 0,75mm2 | + Output |
| Blue: 2 x 200mm / 0,75mm2 | - Output |
Version K:
all dimensions in mm
tolerance: ±0,5mm
Version S:
all dimensions in mm
tolerance: ±0,5mm
原理框圖：
EMI/RFI: EWB150-XX-XX
Radiated
Conducted
效率
EWB150-110-12
EWB150-110-15
EWB150-110-18
EWB150-110-24
電源輸出功率與溫度曲線
電源輸出紋波@額定輸入，額定負載
EWB150-XX-12
EWB150-XX-15
EWB150-XX-18
EWB150-XX-24
編輯：黃飛
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原文標題：EWB系列---列車車載電源
文章出處：【微信號：庚羅電源，微信公眾號：庚羅電源】歡迎添加關注！文章轉載請注明出處。
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