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Last Updated : 2004/12/14
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Bellnix
World Low Noise Dual Output DC-DC Converters/BR-LB 5Watt Series
5Watt BR-LB Series
Ultra Low Noise Dual Output DC-DC Converters/BR-LB 5Watt Series
Ultra Low Noise 3mVpp, Isolated Type DC-DC Converter
Input: 5V Output: ±12V, ±15V
- Ultra Low Noise 3mVp-p
- Analog, Digital Optimum
- Short Circuit, Over-Current
  Protection
- No Electrolytic Capacitor, No
  Tantalum Capacitor
- 5-Side Metallic shield structure
- Over-Temp. Protection
- Long-Life with TCT Patent
  Circuit
- I/O Isolation DC500V
- Low Drift 50mv/8H
- Operating Temp. Range
- 20°C to +70°C
  (Temp. derating required from   50°C)
- Temp. Coefficienct ±0.02%/°C
- Note!
This catalogue is an outline of the products. When designing, be sure to refer to the data sheets.
Models
BR-LB Series
Output, +V/L, -V/L
+Vdc/mA, -Vdc/mA
Line Reg
%(typ)
Load Reg
%(typ)
Ripple/Noise
mVpp(max)
Efficiency
%(typ)
BR05-1220LB +12/208, -12/-208 0.03 0.18 3 64
BR05-1225LB +12/250, -12/-125
BR05-1516LB +15/167, -15/-167
BR05-1520LB +15/200, -15/-100
*1: Derating required from input voltage above 5.25V

<Outline>

Weight: 10g typ
Dimensions: mm
<Standard Connection Circuit Diagram>

- Recommended Capacitor
       C1=100µF
       C2, C3=1µF
      Basically, external capacitors are not required, but noise can be lowered by reducing power line impedance and load impedance.


RADIATED EMISSION FCC Class B <3m>

Model Name
Serial No.
Input
Load
DET.Mode
Limits
Band Number
Antenna Mode
Test Equip.
BR05-1516LB
ES1
+5V
±15V 167mA
Peak
30MHz - 1000MHz
3 Meas Mode : D
Horizontal, Vertical
TR4172, TR14307
<BR05-1516LB> Output Noise
+15V167mA
1.4mVp-p
10mV/div
2µs/div

-15V167mA
1.7mVp-p
10mV/div
2µs/div
* Lead-free pin parts have been corresponded serially since January, 2004.
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BDD2004.04B(EV)