Datasheet

5/10
STA508
Table 7.
Notes: 1. The following table explains the VLow, VHigh variation with V
L
Note 2: See relevant Application Note AN1994
Table 8. Logic Truth Table (see fig. 5)
V
H
High logical state voltage VH (pin
PWRDN, TRISTATE) (note 1)
V
L
= 3.3V 1.7 V
I
VCC-
PWRDN
Supply CURRENT from Vcc in
Power Down
PWRDN = 0 3 mA
I
FAU LT
Output Current pins
FAULT -TH-WARN when
FAULT CONDITIONS
Vpin = 3.3V 1 mA
I
VCC-hiz
Supply Current from Vcc in Tri-
state
V
CC
= 30V; Tri-state = 0 22 mA
I
VCC
Supply Current from Vcc in
operation
both channel switching)
V
CC
=30V;
Input Pulse width = 50% Duty;
Switching Frequency = 384KHz;
No LC filters;
50 mA
I
VCC-q
Isc (short circuit current limit)
(note 2)
4.5 6 9 A
V
UV
Undervoltage protection threshold 7 V
t
pw-min
Output minimum pulse width No Load 70 150 ns
V
L
VLow min VHigh max Unit
2.7 0.7 1.5 V
3.3 0.8 1.7 V
5 0.85 1.85 V
TRI-STATE INxA INxB Q1 Q2 Q3 Q4
OUTPUT
MODE
0xxOFFOFFOFFOFFHi-Z
1 0 0 OFF OFF ON ON DUMP
101OFFONONOFFNEGATIVE
1 1 0 ON OFF OFF ON POSITIVE
1 1 1 ON ON OFF OFF Not used
Symbol Parameter Test conditions Min. Typ. Max. Unit
Table 6. ELECTRICAL CHARACTERISTCS (continued)