
7
Data Device Corporation
www.ddc-web.com
PW-8X010P6/8X030P6/8X075P6
H-07/05-0
T
ABLE
3.
SPECIFICA
TIONS
FOR
CURRENT
SENSE
FEEDB
A
CK
PW
-84XXX
TYPES
(Tc
=
+25°C,
V
CC
=
V
DD
=
5.0V
UNLESS
O
THER
WISE
SPECIFIED)
P
ARAMETER
SYMBOL
TEST
CONDITION
UNITS
V
IRSENSE
Gain
*
V
IRSENSE
Gain
Error
V
IRSENSE
Gain
Dr
ift
V
IRSENSE
Offset
*
V
IRSENSE
Offset
Dr
ift
*
V
IRSENSE
Output
Resistance
V
IRSENSE
Output
Current
V
IRSENSE_ABS
Output
Resistance
V
IRSENSE_ABS
Output
Current
V
IRSENSE_ABS
Gain
*
Error
_ABSV
AL
*
V
IRSENSE_ABS
Gain
Dr
ift
V
IRSENSE_ABS
Offset
*
V
IRSENSE_ABS
Offset
Dr
ift
Sense
Resistor
,Resistance
Dela
y
Time
Bandwidth
Linear
Range
OC_F
A
UL
T
rip
Le
v
e
l
T
rip
Dela
y
Time
Ref
erence
V
oltage
Input
Current
Ref
erence
V
oltage
Input
Ref
erence
V
oltage
Input
Capacitance
G
V
OUT
E
V
OUT
TC
GV
OUT
V
OS
TC
VO
S
R
OUT
IV
OUT
R
ABS
IABS
G
V
ABS
E
V
ABS
ABSGdr
ift
V
OSABS
TCV
OSABS
R
SENSE
T
DELA
Y
(FIGURE
3A)
F
BW
(FIGURE
3B)
IRANGE
IOC
tIOC
(FIGURE
3C)
IVREF
V
REF
C
VREF
V
REF
=
5.0V
V
REF
=
5.0V
V
REF
=
5.0V
V
REF
=
5.0V
V
REF
=
5.0V
-55
to
+100°C
-55
to
+100°C
-55
to
+100°C
-55
to
+100°C
-55
to
+100°C
(10k
pull
up
to
V
DD
)
-55
to
+100°C
-55
to
+100°C
mV/A
%
ppm/°C
mV
V/°C
mA mA
mV/A
mV
ppm/°C
mV
V/°C
m-Ohm
S
kHz
A
S
mA
Vdc
F
MIN
TYP
MAX
MIN
TYP
MAX
MIN
TYP
MAX
-5
-330
-31
-115
1
-116
-131
-90
20
10.4
4
218.3
20
0.2
3
0.3
3
436.5
30
±330
22
9
30
9.1
11.6
3
0.26
0.1
5
330
31
115
116
131
110
20
12.7
6
1
V
DD
-5
-330
-31
-115
1
-116
-131
-90
20
33.8
4
67.46
20
0.2
3
0.3
3
134.9
30
±330
6.8
9
30
37.6
3
0.26
0.1
5
330
31
115
116
131
110
20
41.2
6
1
V
DD
-5
-330
-31
-115
1
-116
-131
-90
20
115
4
19.84
20
0.2
3
0.3
3
59.52
30
±330
2
9
30
100
128
3
0.26
0.1
5
330
31
115
116
131
110
20
140
6
1
V
DD
OC_F
A
U
L
T
(-55
T
O
+100°C)
High
Le
v
el
Output
Current
Lo
w
Le
v
el
Output
Current
IOH
IOL
V
OH
=V
DD
V
OL
=0.8V
A
mA
4
0.2
15
4
0.2
15
4
0.2
15
*Note:
These
par
ameter
v
alues
are
propor
tional
to
V
REF
.
V
alues
sho
wn
are
at
V
REF
=
5V
;
when
diff
erent
V
REF
v
alues
are
used,
these
v
alues
should
be
scaled
accordingly
.
F
or
e
xample
when
oper
ating
at
V
REF
=
4V
,m
ultiply
each
of
the
aster
isk
v
alues
b
y
0.8.
The
V
IRSENSE_ABS
output
is
intended
f
or
use
in
g
ross
o
v
ercurrent
detection.
F
or
accur
ate
current
measurements
V
IRSENSE
should
be
used.
The
equation
belo
w
sho
ws
ho
w
the
specifications
are
used
to
compute
o
v
er
all
error
in
V
IRSENSE
.(
T
is
the
change
in
ambient
temper
ature
from
25°C).
PW
-84010P6
PW
-84030P6
PW
-84075P6
V
IRSENSE
=
{V
IRSENSE.GAIN
(
)
(1
+
V
IRSENSE.GAIN.ERR
OR
)
(1
+
V
IRSENSE.GAIN.DRIFT
T)
}
I
RSENSE
+
V
IRSENSE.OFFSET
(
)
+
V
IRSENSE.OFFSET
.DRIFT
(
)
T
+
(
)
V
REF
5V
V
REF
5V
V
REF
5V
V
REF
2
V
IRSENSE.ABS
=
|{
Error
_ABSV
AL
(
)
+
2
(V
IRSENSE
-
)}
|
V
REF
5V
V
REF
2
The
equation
belo
w
sho
ws
ho
w
to
compare
o
v
er
all
error
in
V
IRSENSE.ABS
.V
IRSENSE.ABS
is
an
output
der
iv
ed
from
V
IRSENSE
.
The
V
IRSENSE
error
is
composed
of
all
V
IRSENSE
errors
with
the
addition
of
the
Error_ABSV
AL.
IRESENSE
OC_F
A
U
LT
Ioc
T
IOC
0A
V
DD
0V
0
5
10
15
20
25
30
35
40
45
50
0
0.5
1
1.5
2
2.5
3
3.5
4
4.5
5
V
IRSENSE
V
IRSENSE_ABS
IRSENSE
V
IRSENSE
Step
Response
time
(s)
Voltsor
%Irange
(Normalized
to
Irange)
T
DELA
Y
50%
V
IRSENSE_ABS
50%
V
IRSENSE
50%
I
RSENSE
(nor
maliz
ed)
(V
REF
=
5.0
V)
1
0
100
1
10
100
VIRSENSE
Bandwidth
frequency
of
I_RSENSE
(kHz)
VIRSENSEGain
bwf
-3dB
FIGURE
3C.
OC
F
A
UL
T
TRIP
RESPONSE
TIME
FIGURE
3A.
V
IRSENSE
STEP
RESPONSE
FIGURE
3B.
V
IRSENSE
B
AND
WIDTH