GE Industrial Solutions Zephyr Non-Isolated SMT - Manual (Page 8)

Zephyr Non-Isolated SMT DC-DC Power Module:
0.8V to 3.5V @ 20A Output, 5V to 12V Input
LINEAGE POWER 8
Data Sheet
March 31, 2010
Transient Response
The output voltage measured at the converter output pins on the system board is within the transient range
shown in Table 3. The transient response is measured with DC – 200 MHz frequency bandwidth, and at
ambient temperatures between 0
°C and 70 °C.
Typical transient response and noise waveforms are shown in Figures 5 – 16.
I OUT , 16 A/div
I OUT , 16 A/div
0.8 V 1.3 V
V OUT , 100 mV/div V OUT , 100 mV/div
20
μs/div
20
μs/div
Figure 5. Transient Response: V IN = 12V, Figure 6. Transient Response: V IN = 12V,
V OUT = 0.8V,
ΔI = 16A, dI/dt = 600 A/μs
V OUT = 1.3V,
ΔI = 16A, dI/dt = 600 A/μs
I OUT , 16 A/div I OUT , 16 A/div
1.8 V 2.0 V
V OUT , 100 mV/div
V OUT , 100 mV/div
20
μs/div
20
μs/div
Figure 7. Transient Response: V
IN
= 12V, Figure 8. Transient Response: V
IN
= 12V,
V
OUT
= 1.8V,
ΔI = 16A, dI/dt = 600 A/μs V
OUT
= 2.0V,
ΔI = 16A, dI/dt = 600 A/μs