STA517B13TR View Datasheet(PDF) - STMicroelectronics
Part Name
Description
Manufacturer
STA517B13TR Datasheet PDF : 13 Pages
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STA517B
Electrical characteristics
Table 6.
Electrical characteristics (continued)
(VL= 3.3 V; Vcc = 50 V; Tamb = 25 °C unless otherwise specified)
Symbol
Parameter
Test conditions
Min.
Typ. Max.
Unit
IPWRDN-H High level PWRDN pin input current
VL= 3.3 V
35
µA
VLow
Low logical state voltage VL (pin
PWRDN, TRISTATE)(seeTable 7)
VL = 3.3 V
0.8
V
VHigh
High logical state voltage VH (pin
PWRDN, TRISTATE)(seeTable 7)
VL = 3.3 V
V
1.7
IVCC-
PWRDN
IFAULT
Supply current from Vcc in power down PWRDN = 0
Output current pins
FAULT -TH-WARN when
FAULT CONDITIONS
Vpin = 3.3 V
mA
3
mA
1
IVCC-hiz Supply current from Vcc in Tristate
Tristate = 0
22
mA
Input pulse width
mA
= 50 % duty
IVCC
Supply current from Vcc in operation
both channel switching)
Switching frequency
= 384 Khz;
70
No LC filters
IOUT-SH
Over current protection threshold Isc
(short circuit current limit)1(1)
A
6.5
8 10
VUV
Under voltage protection threshold
VOV
Over voltage protection threshold
tpw_min Output minimum pulse width
1. See specific application note number: AN1994.
No load
7
V
60
70
V
25
40
ns
Table 7. VLow, VHigh variation with VL
VL
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
Table 8. Logic truth table (see Figure 2)
Tristate
INxA
INxB
Q1
Q2
Q3
Q4
0
x
x
OFF
OFF
OFF
OFF
1
0
0
OFF
OFF
ON
ON
1
0
1
OFF
ON
ON
OFF
1
1
0
ON
OFF
OFF
ON
1
1
1
ON
ON
OFF
OFF
Output mode
Hi-Z
DUMP
NEGATIVE
POSITIVE
Not used
7/13
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