LTC1157 查看數據表（PDF） - Linear Technology
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LTC1157 Datasheet PDF : 8 Pages
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LTC1157
ABSOLUTE AXI U RATI GS
Supply Voltage ........................................... – 0.3V to 7V
Any Input Voltage ............. (VS + 0.3V) to (GND – 0.3V)
Any Output Voltage ............. (VS + 12V) to (GND – 0.3V)
Current (Any Pin)................................................. 50mA
Operating Temperature Range
LTC1157C............................................... 0°C to 70°C
Storage Temperature Range ................ – 65°C to 150°C
Lead Temperature (Soldering, 10 sec)................. 300°C
PACKAGE/ORDER I FOR ATIO
TOP VIEW
NC 1
GATE 1 2
GND 3
IN1 4
8 NC
7 GATE 2
6 VS
5 IN2
N8 PACKAGE
8-LEAD PLASTIC DIP
TJMAX = 100°C, θJA = 130°C/ W
ORDER PART
NUMBER
LTC1157CN8
TOP VIEW
NC 1
GATE 1 2
GND 3
IN1 4
8 NC
7 GATE 2
6 VS
5 IN2
S8 PACKAGE
8-LEAD PLASTIC SO
TJMAX = 100°C, θJA = 150°C/ W
ORDER PART
NUMBER
LTC1157CS8
S8 PART MARKING
1157
ELECTRICAL CHARACTERISTICS VS = 2.7V to 5.5V, TA = 25°C, unless otherwise noted.
SYMBOL
IQ
PARAMETER
Quiescent Current OFF
Quiescent Current ON
VINH
VINL
IIN
CIN
VGATE – VS
Input High Voltage
Input Low Voltage
Input Current
Input Capacitance
Gate Voltage Above Supply
tON
Turn-ON Time
tOFF
Turn-OFF Time
CONDITIONS
VS = 3.3V, VIN1 = VIN2 = 0V (Note 1)
VS = 3.3V, VIN = 3.3V (Note 2)
VS = 5V, VIN = 5V (Note 2)
0V ≤ VIN ≤ VS
VS = 3V
VS = 3.3V
VS = 5V
VS = 3.3V, CGATE = 1000pF
Time for VGATE > VS + 1V
Time for VGATE > VS + 2V
VS = 5V, CGATE = 1000pF
Time for VGATE > VS + 1V
Time for VGATE > VS + 2V
VS = 3.3V, CGATE = 1000pF
Time for VGATE < 0.5V
VS = 5V, CGATE = 1000pF
Time for VGATE < 0.5V
LTC1157C
MIN TYP MAX
3
10
80
160
180
400
q 70% × VS
q
q
15% × VS
±1
5
q
4.0
4.7
6.5
q
4.5
5.4
7.0
q
7.5
8.8 12.0
30
130
300
75
240
750
30
85
300
75
230
750
10
36
60
10
31
60
The q denotes specifications which apply over the full operating
temperature range.
Note 1: Quiescent current OFF is for both channels in OFF condition.
Note 2: Quiescent current ON is per driver and is measured independently.
UNITS
µA
µA
µA
V
V
µA
pF
V
V
V
µs
µs
µs
µs
µs
µs
2
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