参数资料
型号: MC33129D
厂商: MOTOROLA INC
元件分类: 稳压器
英文描述: HIGH PERFORMANCE CURRENT MODE CONTROLLERS
中文描述: 1 A SWITCHING CONTROLLER, 300 kHz SWITCHING FREQ-MAX, PDSO14
封装: PLASTIC, SO-14
文件页数: 4/16页
文件大小: 347K
代理商: MC33129D
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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