参数资料
型号: SP6644EU-L
厂商: Exar Corporation
文件页数: 4/15页
文件大小: 0K
描述: IC REG BOOST SYNC 3.3V/ADJ 8MSOP
标准包装: 50
类型: 升压(升压)
输出类型: 两者兼有
输出数: 1
输出电压: 3.3V,2 V ~ 5.5 V
输入电压: 0.9 V ~ 3.3 V
电流 - 输出: 175mA
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: 8-TSSOP,8-MSOP(0.118",3.00mm 宽)
包装: 管件
供应商设备封装: 8-MSOP
其它名称: 1016-1213-5
PERFORMANCE CHARACTERISTICS
Refer to the circuit in Figure 28, T AMB = +25 o C unless otherwise noted.
100
90
100
90
80
70
60
50
40
Vb=1.0V
Vb=1.3V
Vb=2.0V
Vb=2.6V
Vb=3.2V
80
70
60
50
40
Vb=1.0V
Vb=1.3V
Vb=2.0V
Vb=2.6V
Vb=3.2V
0.1
1.0
10.0
100.0
1000.0
0.1
1.0
10.0
100.0
1000.0
Iload (mA)
Figure 1. Efficiency vs. Output Current (Vout=3.3V),
Rlim=2.5k, Li=22uH Sumida CD43
100
90
80
Iload (mA)
Figure 2. Efficiency vs. Output Current (V OUT =3.3V),
Rlim=5k, Li=22 μ H Sumida CD43
100
90
80
70
60
50
40
Vb=1.0V
Vb=1.3V
Vb=2.0V
Vb=2.6V
Vb=3.2V
70
60
50
40
Vb=1.0V
Vb=1.3V
Vb=2.0V
Vb=2.6V
Vb=3.2V
0.1
1.0
10.0
100.0
1000.0
0.1
1.0
10.0
100.0
1000.0
Iload (mA)
Figure 3. Efficiency vs. Output Current (Vout=3.3V),
Rlim=2.5k, Li=22uH Sumida CDRH5D18 Low Profile
100
90
Iload (mA)
Figure 4. Efficiency vs. Output Current (Vout=3.3V),
Rlim=5k, Li=100 μ H Sumida CD54
100
90
80
70
60
50
Vb=1.0V
Vb=1.3V
Vb=2.0V
Vb=2.6V
Vb=3.2V
80
70
60
50
Vb=1.0V
Vb=1.3V
Vb=2.0V
Vb=2.6V
Vb=3.2V
40
0.1
1.0
10.0
100.0
1000.0
40
0.1
1.0
10.0
100.0
1000.0
Iload (mA)
Figure 5. Efficiency vs. Output Current (Vout=5V),
Rlim=2.5k, Li=22uH Sumida CD43, Refer to Figure 29,
R1=499k, R2=169k
3.33
3.32
Iload (mA)
Figure 6. Efficiency vs. Output Current (Vout=5V),
Rlim=5k, Li=22uH Sumida CD43, Refer to Figure 29,
R1=499k, R2=169k
3.33
3.32
3.31
3.30
3.29
3.28
Vb=1.3V
Vb=2.6V
3.31
3.30
3.29
3.28
Vb=1.3V
Vb=2.6V
3.27
0
20 40
60 80 100 120 140 160 180 200
3.27
0
10
20 30 40 50 60 70 80
90 100
Iload (mA)
Figure 7. Line/Load Rejection vs. Output Current
(Vout=3.3V), Rlim=2.5k, Li=22uH Sumida CD43
Iload (mA)
Figure 8. Line/Load Rejection vs. Output Current
(Vout=3.3V), Rlim=5k, Li=22uH Sumida CD43
Date: 11/30/04
SP6644/6645 High Efficiency Boost Regulator
4
? Copyright 2004 Sipex Corporation
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