參數(shù)資料
型號: MC34166
廠商: ON SEMICONDUCTOR
元件分類: 基準電壓源/電流源
英文描述: 500kHz and 1MHz High Efficiency 1.5A Switching Regulators; Package: SO; No of Pins: 8; Temperature Range: -40?°C to 85?°C
中文描述: 射頻放大器
文件頁數(shù): 4/18頁
文件大?。?/td> 265K
代理商: MC34166
MC34166, MC33166
http://onsemi.com
4
Figure 2. Voltage Feedback Input Threshold
versus Temperature
Figure 3. Voltage Feedback Input Bias
Current versus Temperature
Figure 4. Error Amp Open Loop Gain and
Phase versus Frequency
Figure 5. Error Amp Output Saturation
versus Sink Current
Figure 6. Oscillator Frequency Change
versus Temperature
Figure 7. Switch Output Duty Cycle
versus Compensation Voltage
20
A
10 M
10
f, FREQUENCY (Hz)
0
30
60
90
120
150
180
100
1.0 k
10 k
100 k
1.0 M
0
20
40
60
80
100
φ
Gain
Phase
1255
T
A
, AMBIENT TEMPERATURE (
°
C)
25
0
25
50
75
100
125
8.0
4.0
0
4.0
,
O
f
Δ
4.85
55
V
T
A
, AMBIENT TEMPERATURE (
°
C)
4.93
5.01
5.09
5.17
5.25
25
0
25
50
75
100
125
V
CC
= 12 V
0
55
I
T
A
, AMBIENT TEMPERATURE (
°
C)
20
40
60
80
100
25
0
25
50
75
100
125
V
2.0
0
I
Sink
, OUTPUT SINK CURRENT (mA)
0.4
0.8
1.2
1.6
0
0.4
0.8
1.2
1.6
2.0
D
1.5
V
Comp
, COMPENSATION VOLTAGE (V)
2.0
2.5
3.0
3.5
4.0
0
20
40
60
80
100
4.5
V
CC
= 12 V
V
Comp
= 3.25 V
R
L
= 100 k
T
A
= +25
°
C
V
FB(th)
Max = 5.15 V
V
FB(th)
Min = 4.95 V
V
FB(th)
Typ = 5.05 V
V
CC
= 12 V
V
FB
= V
FB(th)
V
CC
= 12 V
V
FB
= 5.5 V
T
A
= +25
°
C
V
CC
= 12 V
T
A
= +25
°
C
V
CC
= 12 V
相關PDF資料
PDF描述
MC34167 500kHz and 1MHz High Efficiency 1.5A Switching Regulators; Package: SO; No of Pins: 8; Temperature Range: -40?°C to 85?°C
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