參數(shù)資料
型號(hào)： LMD18200
廠商： National Semiconductor Corporation
英文描述： 3A, 55V H-Bridge
中文描述： 第3A，55V的H橋
文件頁(yè)數(shù)： 3/13頁(yè)
文件大?。?/td> 439K
代理商： LMD18200
Absolute Maximum Ratings
(Note 1)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Total Supply Voltage (V
S
, Pin 6)
Voltage at Pins 3, 4, 5, 8 and 9
Voltage at Bootstrap Pins
(Pins 1 and 11)
Peak Output Current (200 ms)
Continuous Output Current (Note 2)
Power Dissipation (Note 3)
60V
12V
V
OUT
+16V
6A
3A
25W
Power Dissipation (T
A
= 25C, Free Air)
Junction Temperature, T
J(max)
ESD Susceptibility (Note 4)
Storage Temperature, T
STG
Lead Temperature (Soldering, 10 sec.)
3W
150C
1500V
40C to +150C
300C
Operating Ratings
(Note 1)
Junction Temperature, T
J
V
S
Supply Voltage
40C to +125C
+12V to +55V
Electrical Characteristics
(Note 5)
The following specifications apply for V
= 42V, unless otherwise specified.
Boldface
limits apply over the entire operating
temperature range, 40C
≤
T
J
≤
+125C, all other limits are for T
A
= T
J
= 25C.
Symbol
Parameter
R
DS
(ON)
Switch ON Resistance
Output Current = 3A (Note 6)
R
DS
(ON)
Switch ON Resistance
Output Current = 6A (Note 6)
V
CLAMP
Clamp Diode Forward Drop
Clamp Current = 3A (Note 6)
V
IL
Logic Low Input Voltage
Pins 3, 4, 5
Conditions
Typ
0.33
0.33
1.2
Limit
0.4/
0.6
0.4/
0.6
1.5
0.1
0.8
10
2
12
10
325/
300
425/
450
±
9
9
11
Units
(max)
(max)
V (max)
V (min)
V (max)
μA (max)
V (min)
V (max)
μA (max)
μA (min)
μA (max)
%
V (min)
V (max)
C
V
μA (max)
C
mA (max)
ns
ns
I
IL
V
IH
Logic Low Input Current
Logic High Input Voltage
V
IN
= 0.1V, Pins = 3, 4, 5
Pins 3, 4, 5
I
IH
Logic High Input Current
Current Sense Output
V
IN
= 12V, Pins = 3, 4, 5
I
OUT
= 1A (Note 8)
377
Current Sense Linearity
Undervoltage Lockout
1A
≤
I
OUT
≤
3A (Note 7)
Outputs turn OFF
±
6
T
JW
V
F
(ON)
I
F
(OFF)
T
JSD
I
S
t
Don
Warning Flag Temperature
Flag Output Saturation Voltage
Flag Output Leakage
Shutdown Temperature
Quiescent Supply Current
Output Turn-On Delay Time
Pin 9
≤
0.8V, I
L
= 2 mA
T
J
= T
JW
, I
L
= 2 mA
V
F
= 12V
Outputs Turn OFF
All Logic Inputs Low
Sourcing Outputs, I
OUT
= 3A
Sinking Outputs, I
OUT
= 3A
Bootstrap Capacitor = 10 nF
Sourcing Outputs, I
OUT
= 3A
Sinking Outputs, I
OUT
= 3A
Sourcing Outputs, I
OUT
= 3A
Sinking Outputs, I
OUT
= 3A
Bootstrap Capacitor = 10 nF
Sourcing Outputs, I
OUT
= 3A
Sinking Outputs, I
OUT
= 3A
Pins 3, 4 and 5
No Bootstrap Capacitor
145
0.15
0.2
170
13
300
300
10
25
t
on
Output Turn-On Switching Time
100
80
200
200
ns
ns
ns
ns
t
Doff
Output Turn-Off Delay Times
t
off
Output Turn-Off Switching Times
75
70
1
20
ns
ns
μs
μs
t
pw
t
cpr
Minimum Input Pulse Width
Charge Pump Rise Time
L
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