参数资料
型号: MC33362XDWR2G
厂商: ON Semiconductor
文件页数: 4/14页
文件大小: 0K
描述: IC SWIT PWM OVP UVLO HV 16SOIC
产品变化通告: Product Obsolescence 01/Jul/2009
标准包装: 1
输出隔离: 隔离
频率范围: 59kHz ~ 315kHz
输入电压: 9.5 V ~ 40 V
输出电压: 500V
工作温度: -25°C ~ 150°C
封装/外壳: 16-SOIC(0.295",7.50mm 宽)13 引线
供应商设备封装: 16-SOIC W
包装: 剪切带 (CT)
其它名称: MC33362XDWR2GOSCT
MC33362
1.0 M
500 k C T = 200 pF
C T = 500 pF
200 k
C T = 1.0 nF
100 k
C T = 2.0 nF
50 k
C T = 5.0 nF
C T = 100 pF
V CC = 20 V
T A = 25 ° C
2.0
1.5
1.0
0.8
0.6
0.4
V CC = 20 V
C T = 1.0 m F
T A = 25 ° C
20 k
C T = 10 nF
10 k
5.0
10
15
20
30
50
Inductor supply voltage and inductance value are
adjusted so that I pk turn?off is achieved at 5.0 m s.
0.2
5.0 7.0 10 15 20
30
40
50
R T , TIMING RESISTOR (k W )
Figure 2. Oscillator Frequency
versus Timing Resistor
R T , TIMING RESISTOR (k W )
Figure 3. Power Switch Peak Drain Current
versus Timing Resistor
1.0
0.7
V CC = 20 V
T A = 25 ° C
70
R D /R T Ratio
Discharge Resistor
Pin 7 to GND
V CC = 20 V
C T = 2.0 nF
T A = 25 ° C
0.5
0.3
60
50
0.2
0.15
40
R C /R T Ratio
Charge Resistor
0.1
5.0
10
15
20
30
50
30
1.0
2.0
3.0
5.0
Pin 7 to V reg
7.0
10
R T , TIMING RESISTOR (k W )
Figure 4. Oscillator Charge/Discharge
Current versus Timing Resistor
TIMING RESISTOR RATIO
Figure 5. Maximum Output Duty Cycle
versus Timing Resistor Ratio
100
80
60
Gain
V CC = 20 V
V O = 1.0 to 4.0 V
R L = 5.0 M W
C L = 2.0 pF
T A = 25 ° C
0
30
60
0
?1.0
? 2.0
Source Saturation)
(Load to Ground)
V ref
Phase
40
90
20
0
120
150
2.0
1.0
Sink Saturation
(Load to V ref )
V CC = 20 V
T A = 25 ° C
GND
? 20
10
100
1.0 k
10 k
100 k
1.0 M
180
10 M
0
0
0.2
0.4
0.6
0.8
1.0
f, FREQUENCY (Hz)
Figure 6. Error Amp Open Loop Gain and
Phase versus Frequency
http://onsemi.com
4
I O , OUTPUT LOAD CURRENT (mA)
Figure 7. Error Amp Output Saturation
Voltage versus Load Current
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