si8235 Silicon Laboratories, si8235 Datasheet - Page 9

• Manufacturer Part Number: si8235
• Description: 0.5 And 4.0 A Isodrivers
• Manufacturer: Silicon Laboratories

Table 4. Electrical Characteristics (Continued)
4.5 V < VDDI< 5.5 V, VDDA = VDDB = 12 V. TA = –40 to +125 °C. Typical specs at 25 °C
AC Specifications
*Note: T
Restart time from DISABLE false
VDDA, VDDB negative-going
VDDA, VDDB positive-going
Programmed Dead Time
Output rise and fall time
Minimum Overlap Time
undervoltage threshold
undervoltage threshold
Shutdown time from
Device start-up time
Propagation delay
DD
DISABLE true
is the minimum overlap time without triggering overlap protection (Si8230/1/3/4 only).
Parameter
VDDAUVH–,
VDDBUVH–
VDDAUV+,
tRESTART
VDDBUV+
t
PHL
Symbol
tSTART
TDD
t
tSD
DT
R
, t
,t
F
PLH
Preliminary Rev. 0.11
C
C
L
L
VOA, VOB = VIA, VIB
VDD_ = VDD_UV+ to
Fig 2.3, RDT = 100 k
VDDA, VDDB falling
VDDA, VDDB rising
= 200 pF (Si8230/1/2)
= 200 pF (Si8233/4/5)
Fig 2.3, RDT = 6 k
DT = VDDI, Note*
Test Conditions
CL = 200 pF
Time from
Min
7.5
7.0
—
—
—
—
—
—
—
—
—
1,000
–0.4
Typ
8.5
8.0
72
—
—
—
—
—
—
Si823x
Max
9.5
9.0
50
—
12
20
50
50
—
—
2
Units
ns
ns
ns
ns
ns
ns
µs
V
V
9