Contact us | +1 973.345.5885 |

2.5 to 3 Watt

Single and Dual Output


Short circuit protected converters with epoxy encapsulation

With 2:1 and 4:1 input voltages, our epoxy-encapsulated 2.5 to 3 watt single and dual output design features an input pi filter, short circuit protection and 1500 Vrms of input and output isolation.

INPUT

  • 5V Nominal Input: 4.5-6 Vdc
  • 12V Nominal Input: 9-18 Vdc
  • 24V Nominal Input: 18-36 Vdc
  • 48V Nominal Input: 36-72 Vdc

OUTPUT

  • Voltage Accuracy: 4% max.
  • Line Regulation (At FL): 1% max.
  • Load Regulation (FL to 1/4 Load): 1% max.
  • Ripple Noise (20MHz Bw): 1% P-P max.
  • Temperature Coefficient (at FL): 0.2%°C
  • Short Circuit Protection: Power Foldback

GENERAL

  • Efficiency: 55-65%
  • Isolation Voltage: 1500 Vrms min.
  • Isolation Resistance: 1000 MOhms
  • Switching Frequency: 25 KHz min.

ENVIRONMENTAL

  • Operating Temperature Range: -20 to 71°C°C
  • Storage Temperature Range: -40 to 105°C
  • Derating: None
  • Cooling: Free Air Convection
  • Relative Humidity: Up to 95%

PHYSICAL

  • Case Material: Non-Conductive Black Plastic
  • Weight: 0.5 oz. (14.2 g)
  • Dimensions: 1.25” x 0.80” x 0.50” (31.75 x 20.3 x 12.7 mm)

        Input Current (mA)    
  Input Voltage
Range (Vdc)
Output Voltage
(Vdc)
Output Current
(mA, Max)
No Load Full Load Model Number Case
Input Single Output
2:1 5 (4.5-6) 5 500 75 860 TWA2.5-5S5-CB CB
12 250 75 1000 TWA3-5S12-CB CB
15 200 75 970 TWA3-5S15-CB CB
12 (9-18) 5 500 25 347 TWA2.5-12S5-CB CB
12 250 25 385 TWA3-12S12-CB CB
15 200 25 373 TWA3-12S15-CB CB
24 (18-36) 5 500 15 180 TWA2.5-24S5-CB CB
12 250 15 202 TWA3-24S12-CB CB
15 200 15 192 TWA3-24S15-CB CB
48 (36-72) 5 500 15 90 TWA2.5-48S5-CB CB
12 250 15 104 TWA3-48S12-CB CB
15 200 15 96 TWA3-48S15-CB CB
Input Dual Output
2:1 5 (4.5-6) ±5 ±250 90 780 TWA3-5-5-CB CB
±12 ±125 80 890 TWA3-5-12-CB CB
±15 ±100 80 880 TWA3-5-15-CB CB
12 (9-18) ±5 ±250 40 315 TWA2.5-12-5-CB CB
±12 ±125 40 355 TWA3-12-12-CB CB
±15 ±100 40 350 TWA3-12S15-CB CB
24 (18-36) ±5 ±250 20 150 TWA2.5-24-5-CB CB
±12 ±125 20 170 TWA3-24-12-CB CB
±15 ±100 20 160 TWA3-24-15-CB CB
48 (36-72) ±5 ±250 15 75 TWA2.5-48-5-CB CB
±12 ±125 15 85 TWA3-48-12-CB CB
±15 ±100 15 85 TWA3-48-15-CB CB
4:1 24 (9-36) 5 500 80 340 TWB2.5-24S5-CB CB
12 250 90 385 TWB3-24S12-CB CB
15 200 90 385 TWB3-24S15-CB CB
48 (20-72) 5 500 50 160 TWB2.5-48S5-CB CB
12 250 50 180 TWB3-48S12-CB CB
15 200 50 180 TWB3-48S15-CB CB
24 (9-36) ±5 ±250 80 330 TWB2.5-24-5-CB CB
±12 ±125 90 385 TWB3-24-12-CB CB
±15 ±100 90 385 TWB3-24-15-CB CB
48 (20-72) ±5 ±250 50 170 TWB2.5-48S5-CB CB
±12 ±125 50 180 TWB3-48-12-CB CB
±15 ±100 50 180 TWB3-48-15-CB CB