Data Sheet

September 23, 2011

QBVW033A0B Series Power Modules; DC-DC Converters

5

The following figures provide typical characteristics for the QBVW033A0B (12V, 33A) at 25ºC. The figures are identical for

either positive or negative Remote On/Off logic.

Figure 1. Typical Input Characteristic.

Figure 2. Typical Converter Efficiency vs. Output

Current.

TIME, t (2

s/div)

TIME, t (500 μs/div)

Figure 4. Typical Transient Response to 0.1A/µs

Step Change in Load from 50% to 75% to 50% of

Full Load, Co=470µF and 48 Vdc Input.

TIME, t (20 ms/div)

TIME, t (5 ms/div)

Figure 5. Typical Start-Up Using Vin with Remote

On/Off enabled, negative logic version shown.

Figure 6. Typical Start-Up Using Remote On/Off

with Vin applied, negative logic version shown.