User guide

10
4953C–AUTO–09/07
ATA6837 [Preliminary]
4.8
Ratio thermal
shutdown/thermal
prewarning
T
j switch on/
T
jPW reset
1.05 1.2 A
5 Output Specification (LS1-LS6, HS1-HS6) 7.5V < V
VS
< 40V
5.1 On resistance I
Out
= 600 mA R
DS OnL
2.2 Ω A
5.2 On resistance I
Out
= –600 mA R
DS OnH
2.2 Ω A
5.3
High-side output
leakage current
V
Out1-6
= 0V
all output stages off
I
Out1-6
–60 µA A
5.4
Low-side output
leakage current
V
Out1-6
= VS
all output stages off
I
Out1-6
250 µA A
5.5
Inductive shutdown
energy
W
outx
15 mJ D
5.6
Overcurrent limitation
and shutdown threshold
7.5V < V
VS
≤ 20V I
LS1-6
650 950 1400 mA A
5.7
Overcurrent limitation
and shutdown threshold
7.5V < V
VS
≤ 20V I
HS1-6
–1400 –950 –650 mA A
5.8
Overcurrent limitation
and shutdown threshold
20V < V
VS
< 40V I
LS1-6
650 950 1600 mA A
5.9
Overcurrent limitation
and shutdown threshold
20V < V
VS
< 40V I
HS1-6
–1600 –950 –650 mA A
5.10
Overcurrent shutdown
delay time
Input register
bit 14 (SCT) = low
t
dSd
0.9 1.5 2.1 ms A
5.11
Overcurrent shutdown
delay time
Input register
bit 14 (SCT) =High
t
dSd
71217msA
5.12
High-side open load
detection current
Input register bit 13
(OLD) = low, output off
I
Out1-3H
–1.6 –0.3 mA A
5.13
Low-side open load
detection current
Input register bit 13
(OLD) = low, output off
I
Out1-3L
0.3 1.6 mA A
5.14
Open load detection
current ratio
I
OLoutLX/
I
OLoutHX
1.05 1.2 2
5.15
High-side open load
detection voltage
Input register bit 13
(OLD) = low, output off
V
Out1-3H
0.5 2.5 V A
5.16
Low-side open load
detection voltage
Input register bit 13
(OLD) = low, output off
V
Out1-3L
0.5 2.2 V A
5.17
High-side output switch
on delay
(1)
V
VS
= 13V
R
Load
=30Ω
t
don
20 µs A
5.18
Low-side output switch
on delay
(1)
V
VS
= 13V
R
Load
=30Ω
t
don
20 µs A
5.19
High-side output switch
off delay
(1)
V
VS
=13V
R
Load
= 30Ω
t
doff
20 µs A
5.20
Low-side output switch
off delay
(1)
V
VS
=13V
R
Load
= 30Ω
t
doff
3 µsA
5.21
Dead time between
corresponding high-
and low-side switches
V
VS
=13V
R
Load
= 30Ω
t
don
– t
doff
1 µsA
7. Electrical Characteristics (Continued)
7.5V < V
S
< 40V; 3V < V
CC
< 5.5V; INH = High; –40°C < T
j
< 200°C, T
a
≤ 150°C; unless otherwise specified, all values refer to GND pins.
No. Parameters Test Conditions
Pin
Symbol Min. Typ. Max. Unit Type*
*) Type means: A = 100% tested, B = 100% correlation tested, C = Characterized on samples, D = Design parameter
Notes: 1. Delay time between rising edge of input signal at pin CS after data transmission and switch on/off output stages to 90% of
final level. Device not in standby for t > 1 ms.