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參數資料
| 型號： | MC34129P |
| 廠商： | MOTOROLA INC |
| 元件分類： | 穩壓器 |
| 英文描述： | HIGH PERFORMANCE CURRENT MODE CONTROLLERS |
| 中文描述： | 1 A SWITCHING CONTROLLER, 300 kHz SWITCHING FREQ-MAX, PDIP14 |
| 封裝： | PLASTIC, DIP-14 |
| 文件頁數： | 4/16頁 |
| 文件大小： | 347K |
| 代理商： | MC34129P |
MC34129 MC33129
4
MOTOROLA ANALOG IC DEVICE DATA
Figure 1. Timing Resistor versus
Oscillator Frequency
Figure 2. Output Deadtime versus
Oscillator Frequency
Figure 3. Oscillator Frequency Change
versus Temperature
Figure 4. Error Amp Open Loop Gain and
Phase versus Frequency
Figure 5. Error Amp Small–Signal
Transient Response
Figure 6. Error Amp Large–Signal
Transient Response
0.5
μ
s/DIV
2
2
1.0
μ
s/DIV
TA = 25
°
C
fOSC, OSCILLATOR FREQUENCY (kHz)
R
)
CT = 5.0 nF
5.0
2.0 nF
1.0 nF
500 pF
200 pF
100pF
fO
TA, AMBIENT TEMPERATURE (
°
C)
VCC = 10 V
RT = 25.5 k
CT = 390 pF
fOSC, OSCILLATOR FREQUENCY (kHz)
%
CT = 5.0 nF
2.0 nF
1.0 nF
200 pF
100 pF
f, FREQUENCY (Hz)
A
0
45
90
135
180
,
φ
Gain
Phase
TA = 25
°
C
10
20
50
100
200
500
–55
–25
0
25
50
75
100
125
5.0
10
20
50
100
200
500
1.0 k
10 k
100 k
1.0 M
10 M
1.05 V
1.0 V
0.95 V
1.5 V
1.0 V
0.5 V
1.0 M
500 k
200 k
100 k
50 k
20 k
10 k
8.0
4.0
0
–4.0
–8.0
100
50
20
5.0
2.0
1.0
60
40
20
0
–20
VCC = 10 V
TA = 25
°
C
VCC = 10 V
TA = 25
°
C
500 pF
VCC = 10 V
VO = 1.25 V
RL =
∞
TA = 25
°
C
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