参数资料
型号: NCP1450ASN33T1
厂商: ON Semiconductor
文件页数: 5/22页
文件大小: 0K
描述: IC REG CTRLR BST PWM VM 5TSOP
产品变化通告: LTB Notification 03/Jan/2008
标准包装: 1
PWM 型: 电压模式
输出数: 1
频率 - 最大: 216kHz
占空比: 90%
电源电压: 0.6 V ~ 5.5 V
降压:
升压:
回扫:
反相:
倍增器:
除法器:
Cuk:
隔离:
工作温度: -40°C ~ 85°C
封装/外壳: 6-TSOP(0.059",1.50mm 宽)5 引线
包装: 剪切带 (CT)
其它名称: NCP1450ASN33TOSCT
NCP1450A
2.1
2.0
1.9
3.2
3.1
3.0
V IN = 2.5 V
V IN = 0.9 V
V IN = 1.2 V
V IN = 1.5 V
V IN = 0.9 V
V IN = 1.2 V
V IN = 2.0 V
1.8
NCP1450ASN19T1
2.9
NCP1450ASN30T1
V IN = 1.5 V
L = 10 m H
L = 10 m H
1.7
Q = NTGS3446T1
2.8
Q = NTGS3446T1
1.6
C OUT = 220 m F
T A = 25 ° C
2.7
C OUT = 220 m F
T A = 25 ° C
0
200
400
600
800
1000
0
200
400
600
800
1000
5.2
I O , OUTPUT CURRENT (mA)
Figure 3. NCP1450ASN19T1 Output Voltage
vs. Output Current
100
I O , OUTPUT CURRENT (mA)
Figure 4. NCP1450ASN30T1 Output Voltage
vs. Output Current
5.1
V IN = 4.5 V
80
V IN = 1.5 V
5.0
4.9
V IN = 1.2 V
V IN = 1.5 V
V IN = 0.9 V
V IN = 2.0 V
V IN = 2.5 V
V IN = 4.0 V
V IN = 3.0 V
NCP1450ASN50T1
L = 10 m H
60
40
V IN = 1.2 V
V IN = 0.9 V
NCP1450ASN19T1
L = 10 m H
4.8
Q = NTGS3446T1
20
Q = NTGS3446T1
4.7
C OUT = 220 m F
T A = 25 ° C
0
C OUT = 220 m F
T A = 25 ° C
0
200
400
600
800
1000
0.01
0.1
1
10
100
1000
I O , OUTPUT CURRENT (mA)
Figure 5. NCP1450ASN50T1 Output Voltage
vs. Output Current
I O , OUTPUT CURRENT (mA)
Figure 6. NCP1450ASN19T1 Efficiency vs.
Output Current
100
V IN = 2.0 V
V IN = 2.5 V
100
V IN = 4.0 V
V IN = 3.0 V
V IN = 4.5 V
80
60
V IN = 1.5 V
80 V IN = 2.5 V
V IN = 2.0 V
60
V IN = 1.2 V
V IN = 1.5 V
V IN = 0.9 V
40
NCP1450ASN30T1
L = 10 m H
40
NCP1450ASN50T1
L = 10 m H
20
0
V IN = 1.2 V
V IN = 0.9 V
Q = NTGS3446T1
C OUT = 220 m F
T A = 25 ° C
20
0
Q = NTGS3446T1
C OUT = 220 m F
T A = 25 ° C
0.01
0.1
1
10
100
1000
0.01
0.1
1
10
100
1000
I O , OUTPUT CURRENT (mA)
Figure 7. NCP1450ASN30T1 Efficiency vs.
Output Current
http://onsemi.com
5
I O , OUTPUT CURRENT (mA)
Figure 8. NCP1450ASN50T1 Efficiency vs.
Output Current
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