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參數(shù)資料
| 型號： | LM1951 |
| 廠商： | National Semiconductor Corporation |
| 英文描述： | LM1951 Solid State 1 Amp Switch |
| 中文描述： | LM1951固態(tài)1安培開關(guān) |
| 文件頁數(shù)： | 2/10頁 |
| 文件大?。?/td> | 171K |
| 代理商： | LM1951 |
Absolute Maximum Ratings
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales
Office/Distributors for availability and specifications.
Supply Voltage
Operational Voltage
Sustained Voltage
Transient Voltage Protection
(
u
e
100 ms, 1% Duty Cycle, R
S
t
10
X
)
Pins 4, 5
26 V
DC
b
40 V
DC
t
V
CC
s
85 V
DC
g
85V
26 V
DC
Power Dissipation (Note 1)
Internally Limited
Load Inductance
1H
Operating Temperature Range (T
A
)
Maximum Junction Temperature
b
40
§
C to
a
125
§
C
150
§
C
Storage Temperature Range
b
65
§
C to
a
150
§
C
Lead Temperature (Soldering, 10 sec.)
260
§
C
2000V
ESD Tolerance (Note 4):
Electrical Characteristics
V
CC
e
12V, I
out
e
500 mA, C
out
e
0.001
m
F, T
A
e
25
§
C unless otherwise specified
Tested
Limit
(Note 2)
Design
Limit
(Note 3)
Parameter
Conditions
Typical
Units
Supply Voltage, V
CC
4.5
V
min
Operational
26
V
max
Transient
u
e
100 ms, 1% Duty Cycle, R
CC
t
10
X
b
85
V
85
V
Supply Current
I
out
e
0 mA, V
ON/OFF
e
0.8V
0.1
10
100
m
A
max
I
out
e
250 mA, V
ON/OFF
e
2.0V
260
270
mA
max
I
out
e
600 mA, V
ON/OFF
e
2.0V
630
650
mA
max
I
out
e
1A, V
ON/OFF
e
2.0V
1.06
1.2
A
max
Voltage Drop
(V
CC
b
V
OUT
)
I
out
e
600 mA, V
ON/OFF
e
2.0V
400
600
mV
max
I
out
e
1A, V
ON/OFF
e
2.0V
0.7
1.0
V
max
Short Circuit Current
V
OUT
e
0V, V
ON/OFF
e
2V
1.3
1.0
A
min
2.5
A
max
Input Threshold, Pin 5
4.5V
s
V
CC
s
26V
Turn ON
1.4
2.0
2.0
V
max
Turn OFF
1.2
0.8
0.8
V
min
Input Current, Pin 5
0.8V
s
V
ON/OFF
s
5.5V
25
50
m
A
max
10
m
A
min
Output Clamp
I
out
s
600 mA
b
30
b
40
V
min
b
24
V
max
Delay
Time
t
d
, ON
t
d
, OFF
R
load
e
20
X
, C
load
e
0.001
m
F
1
3
m
s
max
1
3
m
s
max
Rise Time
1
3
m
s
max
Fall Time
1
3
m
s
max
Error Flag Characteristics:
Output Voltage
Error Condition, Pin 4 Low, Sinking 10 mA
0.3
0.8
V
max
Sink Current
Error Condition, Pin 4
e
0.3V
10
3
mA
min
Output Leakage Current
No Error, Pin 4
e
26V
0.01
1
m
A
max
Response Time
V
LOGIC
e
5V, R
LOGIC
e
2 k
X
, C
LOGIC
e
0
m
F
1
m
s
Note 1:
Thermal resistance junction-to-case is 3
§
C/W. Thermal resistance case-to-ambient is 50
§
C/W.
Note 2:
Tested Limits are guaranteed and 100% production tested.
Note 3:
Design Limits are guaranteed (but not 100% production tested) over the operating temperature and supply voltage range. These limits are not used to
calculate outgoing quality levels.
Note 4:
Human body model, 100 pF discharged through a 1.5 k
X
resistor.
2
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