参数资料
型号: SP6654ER-L/TR
厂商: Exar Corporation
文件页数: 6/17页
文件大小: 0K
描述: IC REG BUCK SYNC ADJ 0.8A 10DFN
标准包装: 3,000
类型: 降压(降压)
输出类型: 可调式
输出数: 1
输出电压: 1 V ~ 5.5 V
输入电压: 2.7 V ~ 5.5 V
电流 - 输出: 800mA
同步整流器:
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 10-VFDFN 裸露焊盘
包装: 带卷 (TR)
供应商设备封装: 10-DFN(3x3)
TYPICAL PERFORMANCE CHARATERISTICS
Refer to the typical application schematic, T AMB = +27 ° C
3.5
3.0
2.5
2.0
1.5
1.0
0.5
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0.0
3.6
3.9
4.2
4.5
4.8
5.1
5.4
0.0
Vin (V)
3.0
3.3
3.6
3.9
4.2 4.5
Vin (V)
4.8
5.1
5.4
Figure 7. K ON vs V IN , V OUT =3.3V
3.5
3.0
2.5
2.0
1.5
1.0
0.5
Figure 8. K ON vs V IN , V OUT =1.5V
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0.0
3.6
3.9
4.2
4.5
4.8
5.1
5.4
0.0
3.0
3.3
3.6
3.9
4.2
4.5
4.8
5.1
5.4
Vin (V)
Figure 9. K OFF vs V IN , V OUT =3.3V
700.0
600.0
500.0
400.0
300.0
200.0
Vout = 3.3V
Vin (V)
Figure 10. K OFF vs V IN , V OUT =1.5V
700.0
600.0
500.0
400.0
300.0
200.0
100.0
0.0
Measured
Vout = 3.3V
Calculated
100.0
Vout = 1.5V
Measured
Vout = 1.5V
Calculated
3.5
4.0
Vin (V)
4.5
5.0
0.0
3.4
3.8
4.2
Vin (V)
4.6
5.0
Figure 11. Ripple Frequency vs. V IN , I OUT =600mA,
V OUT =3.3V
Figure 12. Ripple Frequency vs. V IN , I OUT =600mA,
V OUT =1.5V
Date: 2/1/05
SP6654 High Efficiency 800mA Synchronous Buck Regulator
6
? Copyright 2005 Sipex Corporation
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