參數(shù)資料
型號(hào): MC33067DWG
廠商: ON SEMICONDUCTOR
元件分類: 穩(wěn)壓器
英文描述: High Performance Resonant Mode Controllers
中文描述: 1.5 A SWITCHING CONTROLLER, 2200 kHz SWITCHING FREQ-MAX, PDSO16
封裝: LEAD FREE, PLASTIC, SOIC-16
文件頁(yè)數(shù): 6/16頁(yè)
文件大?。?/td> 544K
代理商: MC33067DWG
MC34067, MC33067
http://onsemi.com
6
24
2.0
,
V
Vs
3.2
2.4
1.6
0.8
0
0
50
,
Figure 8. Reference Output Voltage Change
versus Source Current
I
ref
, REFERENCE SOURCE CURRENT (mA)
Figure 9. Drive Output Saturation Voltage
versus Load Current
0
1.0
2.0
3.0
3.0
I
O
, OUTPUT LOAD CURRENT (A)
Figure 10. Drive Output Waveform
90%
10%
20 ns/DIV
V
Figure 11. SoftStart Saturation Voltage
versus Capacitor Discharge Current
I
dchg
, CAPACITOR DISCHARGE CURRENT (mA)
0
30
10
20
40
1.0
2000
1600
1200
800
400
0
f
Figure 12. Operating Frequency
versus Supply Current
I
CC
, SUPPLY CURRENT (mA)
Source Saturation
(Load to Ground)
Source Saturation
(Load to V
CC
)
0.4
O
GND
T
A
= 40
°
C
T
A
= 25
°
C
Figure 13. Supply Current versus Supply Voltage
T
A
= 25
°
C
T
A
= 40
°
C
V
CC
, SUPPLY VOLTAGE (V)
20
12
4.0
0
I
C
16
8.0
V
CC
= 12 V
80 s Pulsed Load
120 Hz Rate
T
A
= 40
°
C
C
L
= 1.0 nF
T
A
= 25
°
C
0
0.2
0.6
0.8
1.0
0
20
40
60
80
100
0
2.0
4.0
6.0
8.0
10
30
40
50
60
70
80
90
0
4.0
8.0
12
16
20
V
CC
= 12 V
C
L
= 1.0 nF
T
A
= 25
°
C
V
CC
= 12 V
Pin 10 = V
ref
T
A
= 25
°
C
T
A
= 20
°
C
T
A
= 125
°
C
V
CC
= 12 V
V
CC
T
A
= 25
°
C
Enable/UVLO
Adjust Pin
to V
CC
(Dashed Line)
Enable/UVLO
Adjust Pin
Open
(Solid Line)
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