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2 Watt

Single and Dual Output With SIP Package


Regulated design with wide input voltage range

Our 2 watt single and dual DC-DC converter offers continuous short circuit protection and has low ripple and noise. This design also features an external on/off control and a SIP package of 0.86" x 0.36" x 0.44".

INPUT

  • Voltage Ranges:
    • 5V nominal input: 4.5 - 9 Vdc
    • 12V nominal input: 9 - 18 Vdc
    • 24V nominal input: 18 - 36 Vdc
    • 48V nominal input: 36 - 75 Vdc
  • Input Filter: Capacitor type
  • Input Surge Voltage: 100mS max.
    • 5V input: 15 Vdc
    • 12V input: 36 Vdc
    • 24V input: 50 Vdc
    • 48V input: 100 Vdc
  • Reflected Ripple Current: External Capacitor at Input
    • 5V input (100μF): 400 mAp-p max
    • 12V input (100μF): 150 mAp-p max
    • 24V input (10μF): 380 mAp-p max
    • 48V input (10μF): 170 mAp-p max
  • Start up time Nominal Vin and constant resistor load: 1mS typ.
  • Remote ON/OFF
    • DC-DC ON: Open or high impedance
    • DC-DC OFF: Control pin applied current 3 ~ 6mA max. via 1KΩ
  • Remote OFF Input current
  • Nominal input: 1mA max.

OUTPUT

  • Output Power: 2 watts max.
  • Voltage Accuracy: Full load and nominal Vin, ±2%
  • Minimum Load: 25% of FL
  • Line Regulation: LL to HL at Full load, ±0.5%
  • Load Regulation 25% to 100% FL, ±0.75%
  • Ripple and Noise: 20 MHz bandwidth, 50mVp-p
  • Temperature Coefficient: ±0.1% °C max.
  • Transient Response Recovery Time 25% load step change: 500μS, typ
  • Short Circuit Protection: Continuous, automatic recovery

GENERAL

  • Efficiency: 70%
  • Isolation Voltage: 1000 Vdc min.
  • Isolation Resistance: 109 Ohms, min.
  • Isolation Capacitance: 300 pF, max.
  • Switching Frequency Full load to minimum load, 100 to 650KHz

ENVIRONMENTAL

  • Operating Temperature Range: -40 to 85°C
  • Storage Temperature Range: -55 to 105°C
  • Cooling: Nature Convection
  • Thermal Shock: MIL-STD-810D
  • Vibration: 10-55Hz, 2G, 30 minutes along X, Y and Z
  • Relative Humidity: 5% - 95% RH

PHYSICAL

  • Case Material: Non-conductive black plastic
  • Base Material: None
  • Potting Material: Silicon (UL94-V0)
  • Dimensions: 0.86 x 0.36 x 0.44 inch (21.8 x 9.2 x 11.1 mm)
  • Weight: 4.8 g. (0.17 oz.)
  • MTBF: 5.107 x 106 Hours

EMC CHARACTERISTICS

  • Meet EN55022 classes B recommend circuit with external L-C at input
    • 5V input: 100μF and 10μH
    • 12V input: 100μF and 10μH
    • 24V input: 10μF and 120μH
    • 48V input: 10μF and 120μH

Notes:

* The SWA2 meets level A & level B conducted emissions only with external components connected before the input pin to the converter.

Input Voltage
Range (Vdc)
Output Voltage
(Vdc)
Output Current
(mA)
Efficiency
%
Model Number Case
Single Output
5 (4.5-9) 3.3 500 65 SWA2-5S33 SIP3
5 400 66 SWA2-5S5 SIP3
9 222 71 SWA2-5S9 SIP3
12 167 71 SWA2-5S12 SIP3
15 134 73 SWA2-5S15 SIP3
12 (9-18) 3.3 500 70 SWA2-12S33 SIP3
5 400 75 SWA2-12S5 SIP3
9 222 79 SWA2-12S9 SIP3
12 167 80 SWA2-12S12 SIP3
15 134 80 SWA2-12S15 SIP3
24 (18-36) 3.3 500 71 SWA2-24S33 SIP3
5 400 76 SWA2-24S5 SIP3
9 222 80 SWA2-24S9 SIP3
12 167 80 SWA2-24S12 SIP3
15 134 81 SWA2-24S15 SIP3
48 (36-72) 3.3 500 70 SWA2-48S33 SIP3
5 400 73 SWA2-48S5 SIP3
9 222 78 SWA2-48S9 SIP3
12 167 79 SWA2-48S12 SIP3
15 134 79 SWA2-48S15 SIP3
Dual Output
5 (4.5-9) ±5 ±200 64 SWA2-5-5 SIP3
±12 ±83 69 SWA2-5-12 SIP3
±15 ±67 71 SWA2-5-15 SIP3
12 (9-18) ±5 ±200 73 SWA2-12-5 SIP3
±12 ±83 78 SWA2-12-12 SIP3
±15 ±67 78 SWA2-12-15 SIP3
24 (18-36) ±5 ±200 78 SWA2-24-5 SIP3
±12 ±83 80 SWA2-24-12 SIP3
±15 ±67 70 SWA2-24-15 SIP3
48 (36-72) ±5 ±200 71 SWA2-48-5 SIP3
±12 ±83 77 SWA2-48-12 SIP3
±15 ±67 77 SWA2-48-15 SIP3