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Polytron LPB15 Series DC-DC Converters, 15 Watt, Single and Dual Output, Low Profile, Regulated, 4:1 Wide Input Range,1.0" x 1.0" x 0.39"


Price (Each): Call or e-mail for quotes or to order.
Available to Order
Item Number: LPB15

Six-sided continuous shield with no minimum load requirement

Our 15 watt single and dual output DC-DC converter features a six-sided continuous shield, a 4:1 ultra wide input voltage range and an extra small low profile package of 1" x 1" x 0.39". This model is also RoHS and Reach compliant and meets UL60950-1, EN60950-1 and IEC60950-1 safety standards.

LPB15 Series Specification Sheet PDF

 

Daburn Part
Number
Input Voltage
Range (Vdc)
Output Voltage
(Vdc)
Output Current 
(mA)
Input Current
No Load
(mA)
Efficiency
%
Minimum Capacitor Load
μF
Single Output
LPB15-24S33 9 - 36 3.3 4000 45 86  12000
LPB15-24S5 5 3000 70 87 6000
LPB15-24S12 12 1300 20 87 1000
LPB15-24S15 15 1000 20 86 660
LPB15-48S33 18 - 75 3.3 4000 25 87 12000
LPB15-48S5 5 3000 35 87 6000
LPB15-48S12 12 1300 12 87 1000
LPB15-48S15 15 1000 12 87 660
Dual Output
LPB15-24-5 9 - 36 ±5 ±1500 20 85 ±3000
LPB15-24-12 ±12 ±625 20 87 ±520
LPB15-24-15 ±15 ±500 20 88 ±330
LPB15-48-5 18 - 75 ±5 ±1500 12 85 ±3000
LPB15-48-12 ±12 ±625 15 86 ±520
LPB15-48-15 ±15 ±500 20 87 ±330



Input and Output Specifications:


INPUT

  • Voltage range
    • 24 Vdc nominal input: 9 to 36 Vdc
    • 48 Vdc nominal input: 18 to 75 Vdc
  • Start up voltage
    • 24 Vdc nominal input: 9 Vdc
    • 48 Vdc nominal input: 18 Vdc
  • Shutdown voltage
    • 24 Vdc nominal input: 24 Vdc
    • 48 Vdc nominal input: 48 Vdc
  • Start up time
    • Power up: 30 mS
    • Remote OFF/ON: 30 mS
  • Input surge voltage
    • 24 Vdc nominal input: 50 Vdc
    • 48 Vdc nominal input: 100 Vdc
  • Input reflected ripple current
    • Nominal and full load: 30 mAp-p
  • Input filter: Pi type
  • Remote ON/OFF
    • Positive logic
      • DC-DC ON: Open or 3 to 15 Vdc
      • DC-DC OFF: Short or 0 to 1.2 Vdc
    • Negative logic
      • DC-DC ON: Short or 0 to 1.2 Vdc
      • DC-DC OFF: Open or 3 to 15 Vdc
  • Input current of control pin: -0.5 to 1 mA
  • Remote off input current: 2.5 mA

OUTPUT

  • Voltage accuracy: ±1%
  • Line regulation
    • Low line to high line at full load
      • Single: ±0.2%
      • Dual: ± 0.5%
  • Load regulation
    • No load to full load, single: ±0.2%
    • No load to full load, dual: ±1%
  • Cross regulation:
    • Asymmetrical load 25%/100% FL, dual: ±5%
  • Voltage and adjustability
    • Single output: ±10%
  • Ripple and noise (20 mHZ Bandwidth): 75 to 100 mVp-p
  • Temperature coefficient: -0.02%/°C
  • Transient response recovery time
    • 25% load step change: 250µs
  • Over voltage protection
    • 3.3 Vdc Output: 3.7 to 5.4 Vdc
    • 5 Vdc Output: 5.6 to 7 Vdc
    • 12 Vdc Output: 13.5 to 19.6 Vdc
    • 15 Vdc Output: 16.8 to 20.5 Vdc
  • Over load protection: 150%
  • Short circuit protection: Continuous, automatics recovery

More Specifications: 

GENERAL

  • Efficiency: 85 to 88%
  • Isolation Voltage
    • Input to Output: 1600 Vdc, min
    • Input to Case: 1000 Vdc, min
  • Isolation resistance: 500 Vdc, min
  • Isolation capacitance: 1000 pF
  • Switching frequency: 360 to 440 kHz

 

ENVIRONMENTAL

  • Operating ambient temperature
    • Without derating: -40 to 60°C
    • With derating: 60 to 105°C
  • Maximum case temperature: 105°C
  • Storage temperature: -55 to 125°C
  • Thermal impedance
    • Without heat sink: 18.2°C/W
    • With heat sink: 15.8°C/W
  • Thermal shock: MIL-STD-810F
  • Vibration: MIL-STD-810F
  • Relative humidity: 5 to 95%

 

 

 

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