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Polytron LPB30 Series DC-DC Converters, 30 Watt Single and Dual Output Low Profile Regulated, 4:1 Wide Input


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Daburn Part Number:

Safe, highly efficient model with extra small package

Our 30 watt single and dual output LPB30 series DC-DC converter features high efficiency up to 92%, no minimum load requirement and RoHS and Reach compliance. With a six-sided continuous shield, it also features an extra small low profile package of 1" x 1" x 0.39" and a 4:1 ultra wide input voltage range.

  • 4:1 Ultra Wide Input Voltage Range
  • No Minimum Load Required
  • High Efficiency Up to 92%
  • Extra Small Low Profile Package: 1.0” × 1.0” × 0.39”
  • Six Sided Continuous Shield
  • Safety Approvals UL60950-1, EN60950-1 and IEC60950-1
  • CE Mark
  • Compliant to RoHS & REACH

LPB30 Series Specification Sheet PDF

 

Model Number Input Voltage
Range (Vdc)
Output Voltage
(Vdc)
Output Current
Full Load (A)
Input Current
No load (mA)
Efficiency
(%)
Max. Capacitor
Load µF
Single Output
LPB30-24S33 9 - 36 3.3 7000 10 88 10000
LPB30-24S5 5 6000 10 89 7200
LPB30-24S12 12 2500 10 89 1200
LPB30-24S15 15 2000 10 89 1000
LPB30-24S24 24 1250 10 90 375
LPB30-48S33 18 - 75 3.3 7000 10 88 10000
LPB30-48S5 5 6000 10 90 7200
LPB30-48S12 12 2500 8 90 1200
LPB30-48S15 15 2000 8 91 1000
LPB30-48S24 24 1250 8 92 375
Dual Output
LPB30-24-12 9 - 36 ±12 ±1250 10 89 ±750
LPB30-24-15 ±15 ±1000 10 91 ±500
LPB30-24-24 ±24 ±625 12 91 ±180
LPB30-48-12 18 - 75 ±12 ±1250 8 91 ±750
LPB30-48-15 ±15 ±1000 8 92 ±500
LPB30-48-24 ±24 ±625 10 92 ±180




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 time
    • Power up and remote ON/OFF: 30 ms
  • Input surge voltage
    • 24 Vin nominal input: 50 Vdc
    • 48 Vin nominal input: 100 Vdc
  • 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
    • Nominal input: -0.5 to 1 mA
  • Remote off state input current
    • Nominal input: 2 mA

OUTPUT

  • Operating input voltage range
    • 24 Vdc nominal input: 9 to 36 Vdc
    • 48 Vdc nominal input: 18 to 75 Vdc
  • Input reflected ripple current
    • Nominal input and full load: 30 mAp-p
  • Start up voltage
    • 24 Vdc nominal input: 9 Vdc
    • 48 Vdc nominal input: 18 Vdc
  • Shutdown voltage
    • 24 Vdc nominal input: 8 Vdc
    • 48 Vdc nominal input: 16 Vdc
  • Start up time
    • Power up and remote On/Off: 30 mS
    • Constant resistive load
  • Input surge voltage
    • 24 Vdc nominal input: 50 Vdc
    • 48 Vdc nominal input: 100 Vdc
  • 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 mA

More Specifications:

GENERAL

  • Efficiency: 88 to 92%
  • Isolation voltage
    • Input to output: 1600 Vdc, 1 min.
    • Input to case: 1000 Vdc, 1 min
  • Isolation resistance: 500 Vdc
  • Isolation capacitance: 1500 pF
  • Switching frequency
    • 3.3 and 5 Vout: 248 to 303 kHz
    • Others: 297 to 363 kHz

ENVIRONMENTAL

    • Operating ambient temperature
      • Without derating: -40 to 50°C
      • With derating: 50 to 100°C
    • Maximum case temperature: 105°C
    • Over temperature protection: 115°C
    • Storage temperature range: -55 to 125°C
    • Thermal impedance
      • Without heat sink: 15°C/W
      • With heat sink: 13.8°C/W
    • Thermal shock: MIL-STD-810F
    • Vibration: MIL-STD-810F
    • Relative humidity: 5 to 95%

 

PHYSICAL

  • Design meets safety standards:
    • UL60950-1, EN60950-1, IEC60950-1
  • Case material: Copper
  • Base material: FR4 PCB
  • Potting material: Silicone (UL94 V-0)
  • Weight: 16.5 g. (0.58 oz.)
  • MTBF: 1.259x106 hrs, MIL-HDBK-217F, full load

EMC CHARACTERISTICS

  • EMI
    • EN55032: With external components, Class A and Class B
  • ESD, Perf. Criteria A
    • EN61000-4-2:
      • Air: ±8kV
      • Contact ±6kV
  • Radiated immunity
    • EN61000-4-3: 10V/m, Perf. Criteria A
  • Fast transient
    • EN61000-4-4: ±2kV, Perf. Criteria A
  • Surge
    • EN61000-4-5: ±2kV, Perf. Criteria A
  • Conducted immunity
    • EN61000-4-6: 10Vr.m.s, Perf. Criteria A

 

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