TPS2393 Datasheet, PDF (9/31 Pages) Texas Instruments – FULL-FEATURED -48-V HOT SWAP POWER MANAGER

www.ti.com
CLOAD = 50 µF
VUVLO_L
RTN (5 V/div)
TPS2392
TPS2393
SLUS536C − AUGUST 2002 − REVISED AUGUST 2004
TYPICAL CHARACTERISTICS
VUVLO_H
RTN (5 V/div)
GATE (5 V/div)
t − Time − 5 ms / div
Figure 5. UVLO Protection, Supply Rising
CLOAD = 50µF
RLOAD = 1 kΩ
GATE (5 V/div)
t − Time − 5 ms / div
Figure 6. UVLO Protection Supply Falling
INSA (5 V/div)
Insertion
Delay
VDRAIN (20 V/div)
GATE (5 V/div)
CIRAMP=
3900 pF
IRAMP (2 V/div)
CIRAMP = .022 µF
CIRAMP = .056 µF
CFLT = 0.33 µF
CLOAD = 600 µF
ILOAD
(500 mA/div)
t − Time − 1 ms / div
Figure 7. Inertion Detection Function
t − Time − 10 ms / div
Figure 8. Load Current Ramp Profiles
9