B5WR-XXXXA/DA
B5WR4-XXXXA/DA
B5WR-XXXX/D     B5WR4-XXXX/D       
B5WR-XXXXC/DC
B5WR4-XXXXC/DC P5WR-XXXX/D
B7.5WR-XXXXAM/DAM
PB8WR-XXXXA/DA    PB8WR4-XXXXA/DA 
PB10WR-XXXXA/DA    PB10WR4-XXXXA/DA


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Features:

■ 4:1 Wide Input Range.
■ 5W DIP-24 Package.
■ Input π Filter.

■ Full SMD -Design.

■ High Efficiency up to 85%.

■ UL94V-0 Package Material.

■ Low Ripple and Noise.

■ High Power Density in a DIP - 24 Package.

■ Continuous Short Circuit Protection, Auto-Restarting.
■ I/O-Isolation 2000Vdc min  .
■ Input π Filter.   

■ Operating Temperature Range From -40°C to +75°C.

■ Case Temperature 45℃ @ Ta = 25℃

■Meet  CE EN-60950-1 Certified

Note: (1) Add "H" after Order Code for isolation 4000Vdc min. 

           (2) Metal case could be selected with " M " after P/N

Description:

           The B5WR4-xxxxC/DC series is a wide input voltage range of DC-DC converters offering a single

           and dual regulated output.24-pin DIP and high efficiency allows an operating temperature of 

           -40°C to +75°C

                                                                                                

Selection Guide
P/N Input Range Output Voltage Output Current Efficiency Typ

B5WR4-243.3C

B5WR4-2405C/DC

B5WR4-2409C/DC

B5WR4-2412C/DC

B5WR4-2415C/DC

9~36VDC

3.3

5 / ±5

9 / ±9

12 / ±12

15 / ±15

1200mA

1000mA / ±500mA

560mA / ±280mA

420mA / ±210mA

340mA / ±170mA

75%

81%

82%

83%

84%

B5WR4-483.3C

B5WR4-4805C/DC

B5WR4-4809C/DC

B5WR4-4812C/DC

B5WR4-4815C/DC

18~72VDC

3.3

5 / ±5

9 /±9

12 / ±12

15 / ± 15

1200mA

1000mA / ±500mA

560mA / ±280mA

420mA / ±210mA

340mA / ±170mA

76%

82%

83%

84%

85%

★      : It could be derated while 9Vin  : 3.3Vout /1100mA, 5Vout / 900mA

Electrical Specifications
Input Filter                                                                                            π type.
Voltage set accuracy   MIN. TYP. MAX.
  ±1% ±2%
Line Regulation Low line to High line @ Max. load     0.3%
Load Regulation 20%~100% load     0.6%

Ripple & Noise

@ 20MHz  BW(Note 1 )

 Vin = Nominal Input     50mVp-p
Operating Temperature Vin = Nominal Input -40°C   +75°C
Storage Temperature   -50°C   +125°C
Short-Circuit Protection

Continuous , Auto-Restarting

Operating Frequency

(Pulse Frequency Modulation ,PFM)

VIN = Nominal Input

 200KHZ
Isolation Test Voltage Tested for 1 second Min MIN. TYP. MAX.
2000Vdc    
Isolation Capacity     60pF  
Isolation Resistance   1GΏ    
Humidity       95%

MTBF

(MIL-HDBK-217F)

   8.5*105  hours    
Case Temperature Vin = Nominal Input @ Ta= 25°C   45℃    

Physical Specifications
Case Material Non conductive Black Plastic
Potting Material Epoxy(UL94V-0)
Weight 12.0g

All specifications valid at nominal input voltage , full load @ 25°C after warm-up time unless otherwise stated.

Outline Dimensions

Note:

            1. To measure the output ripple & noise with short runs by 0.1uF/50V @ 20MHz nominal input

                and full load. Please see as below :