SI9181DB Datasheet, PDF (3/9 Pages) Vishay Siliconix – Si9181DB/Si9182DB Demonstration Board

TYPICAL WAVEFORMS
V_OUT
10 mV/div
I_LOAD
100 mA/div
5.00 ms/div
V_OUT = 3.3 V
C_OUT = 2.2 mF
I_LOAD = 1 to 150 mA
t_rise = 2 msec
FIGURE 3. Load Transient Response-1 (Si9181DB)
Si9181DB/Si9182DB
Vishay Siliconix
V_OUT
10 mV/div
I_LOAD
100 mA/div
5.00 ms/div
V_OUT = 3.3 V
C_OUT = 2.2 mF
I_LOAD = 150 to 1 mA
t_fall = 2 msec
FIGURE 4. Load Transient Response-2 (Si9181DB)
V_OUT
10 mV/div
I_LOAD
100 mA/div
5.00 ms/div
V_OUT = 3.3 V
C_OUT = 2.2 mF
I_LOAD = 1 to 150 mA
t_rise = 2 msec
FIGURE 5. Load Transient Response-1 (Si9182DB)
V_OUT
10 mV/div
I_LOAD
100 mA/div
5.00 ms/div
V_OUT = 3.3 V
C_OUT = 2.2 mF
I_LOAD = 150 to 1 mA
t_fall = 2 msec
FIGURE 6. Load Transient Response-2 (Si9182DB)
Document Number: 71306
26-Sep-00
www.vishay.com
3