MC33464 Datasheet, PDF (4/8 Pages) ON Semiconductor – MICROPOWER UNDERVOLTAGE SENSING CIRCUITS

MC33464
Figure 1. Quiescent Current versus Input Voltage
5.0
MC33464H–45CT1
4.0
3.0
TA = 80°C
2.0
TA = 25°C
1.0
TA = –30°C
Figure 2. Detector Threshold versus Temperature
4.8
MC33464H–45CT1
Upper Threshold
Vin Increasing
4.7
4.6
Hysteresis
Voltage
4.5
Lower Threshold
Vin Decreasing
0
0
2.0
4.0
6.0
8.0
10
12
Vin, INPUT VOLTAGE (V)
4.4
–55
–25
0
25
50
75 100 125
TA, AMBIENT TEMPERATURE (°C)
Figure 3. Reset Output Voltage versus
Input Voltage
5.0
MC33464H–45ATR
4.0
RL = 470 k to Vin
TA = 25°C
3.0
2.0
1.0
0
0
1.0
2.0
3.0
4.0
5.0
Vin, INPUT VOLTAGE (V)
Figure 4. Reset Output Voltage versus
Sink Current
50
MC33464H–45CT1
TA = 25°C
40
Vin = 4.0 V
30
Vin = 3.5 V
20
Vin = 3.0 V
Vin = 2.5 V
10
Vin = 2.0 V
Vin = 1.5 V
0
0
1.0
2.0
3.0
4.0
5.0
VOL, OUTPUT SINK VOLTAGE (V)
Figure 5. Output Delay Time versus
Load Capacitance
100
MC33464H–45ATR
RL = 470 k to Vin
TA = 25°C
10
1.0 Vin Increasing
0.1
Vin Decreasing
0.01
0.0001
0.001
0.01
0.1
LOAD CAPACITANCE (µF)
Figure 6. Output Sink Current versus
Input Voltage
25
MC33464H–45CT1
20
15
TA = –30°C
TA = 25°C
10
5.0
TA = 80°C
0
0 1.0 2.0 3.0 4.0 5.0 6.0 7.0 8.0
Vin, INPUT VOLTAGE (V)
4
MOTOROLA ANALOG IC DEVICE DATA