参数资料
型号: NCV3020ADR2G
厂商: ON Semiconductor
文件页数: 6/23页
文件大小: 0K
描述: IC REG CTRLR BUCK PWM VM 8-SOIC
标准包装: 2,500
PWM 型: 电压模式
输出数: 1
频率 - 最大: 360kHz
占空比: 84%
电源电压: 4.7 V ~ 28 V
降压:
升压:
回扫:
反相:
倍增器:
除法器:
Cuk:
隔离:
工作温度: -40°C ~ 125°C
封装/外壳: 8-SOIC(0.154",3.90mm 宽)
包装: 带卷 (TR)
NCP3020A, NCP3020B, NCV3020A, NCV3020B
TYPICAL PERFORMANCE CHARACTERISTICS
95
9V
3.28
90
85
80
12 V
15 V
18 V
3.275
3.27
15 V
18 V
9V
3.265
75
70
3.26
12 V
65
60
0
2
4
Typical Application Circuit
Figure 37
6 8
10
3.255
3.25
0
Typical Application Circuit
Figure 37
2 4
6
8
10
I out (A)
Figure 3. Efficiency vs. Output Current and Input
Voltage
Input = 9 V, Output = 3.3 V, Load = 10 A
C4 (Green) = V IN , C2 (Red) = V OUT
C1 (Yellow) = VSW, C3 (Blue) = HSDR
Figure 5. Switching Waveforms (V IN = 9 V)
606
340
I out (A)
Figure 4. Load Regulation vs. Input Voltage
Input = 18 V, Output = 3.3 V, Load = 10 A
C4 (Green) = V IN , C2 (Red) = V OUT
C1 (Yellow) = VSW, C3 (Blue) = HSDR
Figure 6. Switching Waveforms (V IN = 18 V)
604
330
320
NCP3020A
602
600
598
596
V CC = 12 V, 28 V
V CC = 5 V
310
300
290
280
270
V CC = 12 V, 28 V
V CC = 5 V
594
? 40 ? 25 ? 10
5
20
35
50
65
80
95 110 125
260
? 40 ? 25 ? 10
5
20
35
50
65
80
95 110 125
TEMPERATURE ( ° C)
Figure 7. Feedback Reference Voltage vs. Input
Voltage and Temperature
TEMPERATURE ( ° C)
Figure 8. Switching Frequency vs. Input Voltage
and Temperature (NCP3020A)
http://onsemi.com
6
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