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WF305 参数 Datasheet PDF下载

WF305图片预览
型号: WF305
PDF下载: 下载PDF文件 查看货源
内容描述: 直流 - 直流电源 [DC-DC Power Supplies]
分类和应用:
文件页数/大小: 2 页 / 86 K
品牌: XPPOWER [ XP POWER LIMITED ]
 浏览型号WF305的Datasheet PDF文件第2页  
DC-DC
25-30 Watts
WF Series
2:1 Input Range
Efficiency to 85%
Input Pi Filter
Single, Dual & Triple Outputs
Remote On/Off
Six-sided Metal Case
External Output Trim
xppower.com
Specification
Input
Input Voltage Range
Input Current
Input Filter
Undervoltage Lockout
See table
See Table
Pi network
Turn On >70% nominal input
Turn Off <65% nominal input
General
Efficiency
Isolation Voltage
Isolation Resistance
Switching Frequency
MTBF
See table
500 VDC min (3000 VDC for ‘U’ version)
10
9
ohms min
300 kHz typical
>800 kHrs to MIL-STD-217F
Output
Initial Set Accuracy
• Single output models: ±2% max
Dual output models: ±2% max V1
±3% max V2
Triple output models: ±2% max V1
±5% max V2 & V3
• ±10% (except triple output models)
• Triple output models only
• ±1.0% max at full load
Environmental
Operating Temperature
• -25 ˚C to +100 ˚C (see derating curve)
Storage Temperature
• -40 ˚C to +100 ˚C
EMI/RFI
• Six-sided continuous shield
Output Voltage
Adjustment
Minimum Load
Voltage Balance
Dual Output
Line Regulation
EMC & Safety
Emissions
ESD Immunity
Radiated Immunity
Conducted Immunity
Safety Approvals
• EN55022, level A Conducted
EN55022, level A Radiated
• EN61000-4-2, level 2
Perf Criteria A
• EN61000-4-3 3 V/m
Perf Criteria A
• EN61000-4-6 3 V rms
Perf Criteria A
• UL60950-1 for ‘U’ versions only
• ±0.5% max single & dual output models,
±1.0% max triple output models
Load Regulation
• ±1.0% max single & dual output models,
±5.0% max triple output models
Transient Response
• 5% max deviation, recovery to within
1% in 500 µs for a 25% step load change
Ripple & Noise
• 10 mV RMS max
75 mV pk-pk max, 20 MHz BW
Short Circuit Protection
• Continuous, trip & restart (hiccup mode)
with auto recovery
Temperature
• 0.02%/˚C max
Coefficient
• On >5.5 VDC or open circuit
Remote On/Off
Off <1.8 VDC or short to Vin