lmd18245-mdc National Semiconductor Corporation, lmd18245-mdc Datasheet - Page 3

• Manufacturer Part Number: lmd18245-mdc
• Description: 3a, 55v Dmos Full-bridge Motor Driver
• Manufacturer: National Semiconductor Corporation

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