MC33023 Motorola, MC33023 Datasheet - Page 4
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MC33023
Manufacturer Part Number
MC33023
Description
High Speed Single-Ended PWM Controller
Manufacturer
Motorola
Datasheet
1.MC33023.pdf
(19 pages)
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Manufacturer
Quantity
Price
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Part Number:
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Manufacturer:
MOTOROLA
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Manufacturer:
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2.55 V
2.45 V
2.5 V
100 k
4
1.0 k
10 k
– 20
470
120
100
80
60
40
20
0
100
10
CT =
1. 100 nF
2. 47 nF
3. 22 nF
4. 10 nF
5. 4.7 nF
6. 2.2 nF
7. 1.0 nF
8. 470 pF
9. 220 pF
1
Figure 3. Error Amp Open Loop Gain and
100
Phase
Figure 5. Error Amp Small Signal
Figure 1. Timing Resistor versus
1000
3
2
f osc , OSCILLATOR FREQUENCY (Hz)
Phase versus Frequency
Oscillator Frequency
Transient Response
1.0 k
5
4
f, FREQUENCY (Hz)
10 4
Gain
7
0.1 s/DIV
6
10 k
9
10 5
8
100 k
10 6
V CC = 15 V
T A = + 25 C
1.0 M
MC34023 MC33023
10 M
10 7
0
45
90
135
3.0 V
2.5 V
2.0 V
1200
1000
1.30
1.28
1.26
1.24
1.22
1.20
800
600
400
200
– 55
– 55
Figure 2. Oscillator Frequency versus Temperature
0
Figure 4. PWM Comparator Zero Duty Cycle
V CC = 15 V
Pin 7(9) = 0 V
V CC = 15 V
Threshold Voltage versus Temperature
– 25
– 25
Figure 6. Error Amp Large Signal
MOTOROLA ANALOG IC DEVICE DATA
T A , AMBIENT TEMPERATURE ( C)
T A , AMBIENT TEMPERATURE ( C)
0
0
Transient Response
25
25
0.1 s/DIV
50
50
1.0 MHz
400 kHz
50 kHz
75
75
R T = 36 k
C T = 1.0 nF
R T = 1.2 k
C T = 1.0 nF
R T = 3.6 k
C T = 1.0 nF
100
100
125
125