LTC2926IUFD データシートの表示（PDF） - Linear Technology
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LTC2926IUFD Datasheet PDF : 28 Pages
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LTC2926
TYPICAL PERFOR A CE CHARACTERISTICS Specifications are at TA = 25°C, VCC = 3.3V
unless otherwise specified.
Supply Current vs Supply Voltage
12
Supply Current vs Temperature
12
Track Pin Voltage vs Temperature
0.812
10
IRAMPBUF = –3mA
8
ITRACKn = –1mA
IFBn = –1mA
6
IRAMPBUF = 0mA
4
ITRACKn = 0mA
IFBn = 0mA
2
10
IRAMPBUF = –3mA
8
ITRACKn = –1mA
IFBn = –1mA
6
IRAMPBUF = 0mA
4
ITRACKn = 0mA
IFBn = 0mA
2
0.808
0.804
0.800
0.796
0.792
ITRACK = –10µA
ITRACK = –1mA
0
2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0
VCC (V)
2926 G01
0
–50 –25 0
25 50 75 100
TEMPERATURE (°C)
2926 G02
0.788
–50 –25 0
25 50 75 100
TEMPERATURE (°C)
2926 G03
Gate Drive Voltages vs
Supply Voltage
6.0
MGATE, RSGATE, SGATE1, SGATE2 PINS
5.8
5.6
5.4
5.2 GATE DRIVE = VPIN – VCC
IGATE = –1µA
5.0
2.5 3.0 3.5 4.0 4.5 5.0
VCC (V)
5.5 6.0
2926 G05
Gate Drive Voltages vs
Load Current
6
GATE DRIVE = VPIN – VCC
5
SGATE1,
SGATE2 PINS
4
FAST PULL-UP
MODE
3
2
MGATE, RSGATE,
SGATE1, SGATE2 PINS
1
PULL-UP MODE
0
0 5 10 15 20 25 30 35
ILOAD (µA)
2926 G06
Gate Fault Pull-Down Currents vs
Supply Voltage
30
MGATE, RSGATE, SGATE1, SGATE2 PINS
25
20
15
10
5 FAULT LATCH SET
0
2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0
VCC (V)
2926 G07
MGATE, RSGATE Fault Pull-Down
Currents vs Temperature
30
MGATE, RSGATE PINS
25
20
VCC = 5.5V
SGATE Fault Pull-Down Current vs
Temperature
30
SGATE1, SGATE2 PINS
25
20
VCC = 5.5V
15
VCC = 3.3V
10
15
VCC = 3.3V
10
5 FAULT LATCH SET VCC = 2.9V
0
–50 –25 0
25 50 75 100
TEMPERATURE (°C)
2926 G08
5 FAULT LATCH SET VCC = 2.9V
0
–50 –25 0
25 50 75 100
TEMPERATURE (°C)
2926 G09
2926fa
5
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