LTC1998 Просмотр технического описания (PDF) - Linear Technology
Номер в каталоге
Компоненты Описание
производитель
LTC1998
Linear Technology
LTC1998 Datasheet PDF : 12 Pages
| |||
LTC1998
TYPICAL PERFORMANCE CHARACTERISTICS
Quiescent Supply Current vs
Supply Voltage
3.5
TA = 25°C
3.0 VLOGIC = VBATT
VTH.A = 1.5V
2.5
VTH.A = 0V
2.0
1.5
1.0
0.5
0
0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0
SUPPLY VOLTAGE (V)
1998 G01
Available Hysteresis vs
Threshold Voltage
750
500
250
0
2.5
2.75
3.0
3.25
LOW BATTERY THRESHOLD VOLTAGE (V)
1998 G04
Quiescent Supply Current vs
Temperature
3.5
VBATT = VLOGIC = 3V
3.0
2.5
VTH.A = 1.5V
2.0
1.5
1.0
0.5
0
–50 –30 –10 10 30 50
TEMPERATURE (°C)
70 90
1998 G02
Threshold Voltage vs Threshold
Adjust Voltage
3.5
3.0
2.5
0
0.5
1.0
1.5
THRESHOLD ADJUST VOLTAGE (V)
1998 G03
Threshold Voltage Error vs
Temperature
1.0
0.9
0.8
VTH.A SET BY 1%
EXTERNAL R,
0.7
THRESHOLD = 3V
0.6
0.5 VTH.A = 1V
THRESHOLD = 3V
0.4
0.3
VTH.A SHORTED
TO GROUND,
0.2
THRESHOLD = 2.5V
0.1
0
–45 –25
–5 15 35 55
TEMPERATURE (°C)
75 95
1998 G05
Input Current vs Temperature
10000
1000
VIN = 1.5V
100
VIN = 1V
VIN = 0.5V
10
1
0.1
35 45 55 65 75 85 95 105 115 125
TEMPERATURE (°C)
1998 G06
1998fa
4
Share Link: