Absolute Maximum Ratings
(Note 1)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
DC Voltage at:
OUT 1, V
CC
, and OUT 2
COMP OUT, RC, M4, M3, M2, M1, BRAKE,
DIRECTION, CS OUT, and DAC REF
DC Voltage PGND to SGND
Continuous Load Current
Peak Load Current (Note 2)
Junction Temperature (T
J(max)
)
+60V
+12V
Power Dissipation (Note 3) :
TO-220 (T
A
= 25˚C, Infinite Heatsink)
25W
3.5W
TO-220 (T
A
= 25˚C, Free Air)
ESD Susceptibility (Note 4)
1500V
−40˚C to +150˚C
Storage Temperature Range (T
S
)
Lead Temperature (Soldering, 10 seconds)
300˚C
Operating Conditions
(Note 1)
Temperature Range (T
J
) (Note 3)
Supply Voltage Range (V
CC
)
CS OUT Voltage Range
DAC REF Voltage Range
MONOSTABLE Pulse Range
−40˚C to +125˚C
+12V to +55V
0V to +5V
0V to +5V
10 µs to 100 ms
±
400mV
3A
6A
+150˚C
Electrical Characteristics
(Note 2)
The following specifications apply for V
CC
= +42V, unless otherwise stated.
Boldface limits apply over the operating tem-
perature range, −40˚C
≤
T
J
≤
+125˚C.
All other limits apply for T
A
= T
J
= 25˚C.
Symbol
I
CC
Parameter
Quiescent Supply Current
Conditions
DAC REF = 0V, V
CC
= +20V
Typical
(Note 5)
8
15
POWER OUTPUT STAGE
R
DS(ON)
Switch ON Resistance
I
LOAD
= 3A
I
LOAD
= 6A
V
DIODE
T
rr
Q
rr
t
D(ON)
Body Diode Forward Voltage
Diode Reverse Recovery Time
Diode Reverse Recovery Charge
Output Turn ON Delay Time
Sourcing Outputs
Sinking Outputs
t
D(OFF)
Output Turn OFF Delay Time
Sourcing Outputs
Sinking Outputs
t
ON
Output Turn ON Switching Time
Sourcing Outputs
Sinking Outputs
t
OFF
Output Turn OFF Switching Time
Sourcing Outputs
Sinking Outputs
t
pw
t
DB
Minimum Input Pulse Width
Minimum Dead Band
Current Sense Output
I
LOAD
= 3A
I
LOAD
= 3A
Pins 10 and 11
(Note 6)
I
LOAD
= 1A (Note 7)
250
200
80
2
40
200
175
300
325
Current Sense Linearity Error
Current Sense Offset
0.5A
≤
I
LOAD
≤
3A (Note 7)
I
LOAD
= 0A
ns
ns
µs
ns
µA (min)
µA (min)
µA (max)
µA (max)
%
%(max)
µA
20
µA (max)
I
LOAD
= 3A
I
LOAD
= 3A
40
1
µs
µs
I
LOAD
= 3A
I
LOAD
= 3A
600
400
ns
ns
I
LOAD
= 3A
I
LOAD
= 3A
5
900
µs
ns
I
DIODE
= 3A
I
DIODE
I
DIODE
= 1A
= 1A
0.3
0.3
1.0
1.5
80
40
0.4
0.6
0.4
0.6
Ω
(max)
Ω
(max)
Ω
(max)
Ω
(max)
V
V(max)
ns
nC
Limit
(Note 5)
Units
(Limits)
mA
mA (max)
CURRENT SENSE AMPLIFIER
±
6
±
9
5
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