參數(shù)資料
型號(hào): MC34166D2T
廠商: ON SEMICONDUCTOR
元件分類: 穩(wěn)壓器
英文描述: RADIATION HARDENED HIGH EFFICIENCY, 5 AMP SWITCHING REGULATORS
中文描述: 6 A SWITCHING REGULATOR, 81 kHz SWITCHING FREQ-MAX, PSSO5
封裝: D2 PAK, 5 PIN
文件頁(yè)數(shù): 4/20頁(yè)
文件大小: 239K
代理商: MC34166D2T
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
-12-55
T
A
, AMBIENT TEMPERATURE (
°
C)
-25
0
25
50
75
100
125
-8.0
-4.0
0
4.0
,
O
f
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
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