參數(shù)資料
型號: LTC1473L
廠商: Linear Technology Corporation
英文描述: Dual General Purpose LinCMOS(TM) Differential Comparator 8-SOIC -40 to 125
中文描述: 雙低電壓PowerPathTM開關(guān)驅(qū)動器
文件頁數(shù): 3/16頁
文件大?。?/td> 211K
代理商: LTC1473L
LTC 1473L
3
Note 1:
Absolute Maximum Ratings are those values beyond which the life
of a device may be impaired.
Note 2:
T
J
is calculated from the ambient temperature T
A
and power
dissipation P
D
according to the following formula:
T
J
= T
A
+ (P
D
)(150
°
C/W)
Note 3:
Some tests are performed under more stringent conditions to
ensure reliable operation over the entire supply voltage range.
ELECTRICAL CHARACTERISTICS
Note 4:
Digital inputs include: IN1, IN2 and DIODE.
Note 5:
I
S
increases by the same amount as I
BSENSE+
+ I
BSENSE–
when
their common mode falls below 5V.
Note 6:
Gate turn-on and turn-off times are measured with no inrush
current limiting, i.e., V
SENSE
= 0V. Gate rise times are measured from 1V to
4.5V and fall times are measured from 4.5V to 1V. Delay times are
measured from the input transition to when the gate voltage has risen or
fallen to 3V. Results are not tested, but guaranteed by design.
DC Supply Current
vs Supply Voltage
V
GS
Gate-to-Source ON Voltage
vs Temperature
DC Supply Current vs V
SENSE
V
SENSE
COMMON MODE (V)
0
S
μ
A
1473 G03
5
6
7
10
1
2
3
4
8
9
400
350
300
250
200
150
100
50
0
V
+
= 5V
V
DIODE
= V
IN1
= 5V
V
V
IN2
– V
SENSE–
= 0V
V
GS
Gate Supply Voltage
vs Temperature
TEMPERATURE (
°
C)
–60 –40 –20
20
40
60
80
0
5.1
V
G
5.2
5.4
5.5
5.6
6.0
1473 G04
5.3
100
5.7
5.8
5.9
V
+
= V
SAB
= 10V
SUPPLY VOLTAGE (V)
0
S
μ
A
50
150
10
1473 G01
0
2
4
5
6
7
8
9
1
3
250
100
200
V
DIODE
= V
IN1
= 5V
V
IN2
= 0V
V
DIODE
= 5V
V
IN1
= V
IN2
= 0V
V
SENSE+
= V
SENSE–
= V
+
TEMPERATURE (
°
C)
–40
–60
8.1
V
G
8.2
8.4
8.5
8.6
0
9.0
1473 G06
8.3
–20
20
40
60
80
100
8.7
8.8
8.9
V
+
= 5V
V
GS
= V
GG
– V
+
DC Supply Current
vs Temperature
Undervoltage Lockout Threshold (V
+
)
vs Temperature
TEMPERATURE (
°
C)
–50
50
S
μ
A
60
80
90
100
0
140
1473 G02
70
–25
25
50
75
100
110
120
130
V
+
= 5V
V
DIODE
= V
IN1
= 5V
V
IN2
= 0V
TEMPERATURE (
°
C)
–60
2.25
U
2.30
2.40
2.45
2.50
2.75
2.60
–20
20
40
1473 G05
2.35
2.65
2.70
2.55
–40
0
60
80
100
START-UP
THRESHOLD
SHUTDOWN
THRESHOLD
TYPICAL PERFOR U
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