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98DW20-R3 Series 20W 3KV Isolation Wide Input 4:1 DC-DC Converter for Railway Application

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  • 98DW20-R3 Series

  • YDS

20 Watt 3KV Isolation 4:1 Wide Input Voltage Range DC/DC Power Conversion


Features


  • 20 watt package.

  • 4:1 wide input voltage.

  • 100% burned in.

  • High efficiency to 89%.

  • Customized solutions available.

  • Remote control:on/off.

  • UL94V-0 package material.

  • Operating temperature:-40°C to +87°C.

  • 3 years warranty.

  • Regulated output types.

  • EN 50155 approval for railway applications.



Specifications Typical At TA = 25°C, Nominal Input Voltage And Rated Output Current Unless Otherwise Specified


Part Number Input Voltage Range Nominal Input Voltage Output Voltage Range Output Current Efficiency
Vdc No-Load
(mA TYP)		 Full Load
(mA TYP)		 Vdc mA %TYP
98DW20-24S03R3NL 9-36 7 736 3.3 4500 84
98DW20-24S05R3NL 9-36 7 968 5 4000 86
98DW20-24S12R3NL 9-36 7 946 12 1670 88
98DW20-24S15R3NL 9-36 7 946 15 1330 88
98DW20-48S03R3NL 18-75 6 368 3.3 4500 84
98DW20-48S05R3NL 18-75 6 484 5 4000 86
98DW20-48S12R3NL 18-75 6 473 12 1670 88
98DW20-48S15R3NL 18-75 6 473 15 1330 88
98DW20-110S03R3NL 40-160 5 165 3.3 4500 82
98DW20-110S05R3NL 40-160 5 214 5 4000 85
98DW20-110S12R3NL 40-160 5 211 12 1670 86
98DW20-110S15R3NL 40-160 5 211 15 1330 86
98DW20-24D12R3NL 9-36 7 946 ± 12 ± 833 88
98DW20-24D15R3NL 9-36 7 958 ± 15 ± 667 87
98DW20-48D12R3NL 18-75 6 473 ± 12 ± 833 88
98DW20-48D15R3NL 18-75 6 479 ± 15 ± 667 87
98DW20-110D12R3NL 40-160 5 211 ± 12 ± 833 86
98DW20-110D15R3NL 40-160 5 214 ± 15 ± 667 85


Input Specifications


Parameters Conditions Min Typ Max Units
Voltage Types       4:1 %
Surge Voltage
(1 sec. max.)		 24V models     50 Vdc
48V models     100 Vdc
110V models     170 Vdc
Input Filter PI Type        
Reflected ripple current     30   mAp-p
Remote ON/OFF
(Refer to –Vin PIN)		 Positive Logic
ON : Open
OFF: Short		  
3
0		    
12
1.2		 Vdc
Input current of Ctrl PIN 0.5   0.5 mA
Remote off input current   3  


Output Specifications


Parameters Conditions Min Typ Max Units
Voltage Tolerance 100% full load     ± 2 %
Short Circuit Protection Continuous ,
Auto-Recovery		        
Output Power Protection Continuous ,
Auto-Recovery		 120   170 %
Over Voltage Protection 3.3Vdc 3.7   5.4 Vdc
5Vdc 5.6   7.0
12Vdc 13.5   19.6
15Vdc 16.8   20.5
Line Regulation Nominal Input Voltage     ± 0.5 %
Load Regulation Single output models     ± 0.5 %
Dual output models     ± 5
Ripple & Noise
(BW=DC To 20MHz Measured with a 10uF MLCC.)		 3.3V&5.0V models     75 mVp-p
Other models     100
Start up time Nominal Input Voltage     30 ms
Transient response setting time 25% load step change   350   us


General Specifications


Parameters Conditions Min Typ Max Units
Isolation Voltage Input To Output 3000     Vdc
Input(Output) To Case 1600    
Isolation Resistance 500Vdc 1000     MΩ
Switching Frequency Full load, nominal input   330   KHz
Operating Temperature   -40   +87 ℃
Storage Temperature   -55   +125 ℃
Case Temperature       +105 ℃
Humidity Non Condensing 5   95 %
Cooling Natural Convection (20LFM)
Case material Six-side shield case        
MTBF MIL-HDBK-217F@25℃ 1500000     Hours
Weight   30 g
Dimensions   50.8 x 25.4 x 10.6 mm



Dimension


98DW20-R3



 Files Download       98DW20-R3-Series.pdf




Certification




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