MC34262 데이터 시트보기 (PDF) - Motorola => Freescale
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MC34262 Datasheet PDF : 16 Pages
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MC34262 MC33262
Figure 3. Voltage Feedback Input Threshold
Change versus Temperature
4.0
VCC = 12 V
Pins 1 to 2
0
– 4.0
– 8.0
–12
Figure 4. Overvoltage Comparator Input
Threshold versus Temperature
110
VCC = 12 V
109
108
107
–16
– 55
– 25
0
25
50
75 100 125
TA, AMBIENT TEMPERATURE (°C)
106
– 55 – 25
0
25
50
75 100 125
TA, AMBIENT TEMPERATURE (°C)
Figure 5. Error Amp Transconductance and
Phase versus Frequency
120
Phase
100 Transconductance
80
0
VCC = 12 V
VO = 2.5 V to 3.5 V 30
RL = 100 k to 3.0 V
CL = 2.0 pF
TA = 25°C
60
60
90
40
120
20
150
0
180
3.0 k
10 k 30 k
100 k 300 k 1.0 M 3.0 M
f, FREQUENCY (Hz)
Figure 6. Error Amp Transient Response
4.00 V
3.25 V
VCC = 12 V
RL = 100 k
CL = 2.0 pF
TA = 25°C
2.50 V
5.0 µs/DIV
Figure 7. Quickstart Charge Current
versus Temperature
1.80
900
VCC = 12 V
1.76
800
1.72
Voltage
1.68
700
Current
600
1.64
– 55 – 25
0
25
50
75 100
TA, AMBIENT TEMPERATURE (°C)
500
125
Figure 8. Restart Timer Delay
versus Temperature
800
VCC = 12 V
700
600
500
400
– 55
– 25
0
25
50
75 100 125
TA, AMBIENT TEMPERATURE (°C)
4
MOTOROLA ANALOG IC DEVICE DATA
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