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SP6644 数据表(PDF) 4 Page - Sipex Corporation

部件名 SP6644
功能描述  Single/Dual Alkaline Cell, High Efficiency Boost DC-DC Regulator
PDF  15 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
制造商  SIPEX [Sipex Corporation]
网页  http://www.sipex.com
标志 SIPEX - Sipex Corporation

SP6644 数据表(HTML) 4 Page - Sipex Corporation

  SP6644 Datasheet HTML 1Page - Sipex Corporation SP6644 Datasheet HTML 2Page - Sipex Corporation SP6644 Datasheet HTML 3Page - Sipex Corporation SP6644 Datasheet HTML 4Page - Sipex Corporation SP6644 Datasheet HTML 5Page - Sipex Corporation SP6644 Datasheet HTML 6Page - Sipex Corporation SP6644 Datasheet HTML 7Page - Sipex Corporation SP6644 Datasheet HTML 8Page - Sipex Corporation SP6644 Datasheet HTML 9Page - Sipex Corporation Next Button
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Date: 11/30/04
SP6644/6645 High Efficiency Boost Regulator
© Copyright 2004 Sipex Corporation
Refer to the circuit in
Figure 28, T
AMB = +25
oC unless otherwise noted.
Figure 1. Efficiency vs. Output Current (Vout=3.3V),
Rlim=2.5k, Li=22uH Sumida CD43
Figure 2. Efficiency vs. Output Current (V
OUT=3.3V),
Rlim=5k, Li=22
µH Sumida CD43
Figure 3. Efficiency vs. Output Current (Vout=3.3V),
Rlim=2.5k, Li=22uH Sumida CDRH5D18 Low Profile
Figure 4. Efficiency vs. Output Current (Vout=3.3V),
Rlim=5k, Li=100
µH Sumida CD54
Figure 5. Efficiency vs. Output Current (Vout=5V),
Rlim=2.5k, Li=22uH Sumida CD43, Refer to Figure 29,
R1=499k, R2=169k
Figure 6. Efficiency vs. Output Current (Vout=5V),
Rlim=5k, Li=22uH Sumida CD43, Refer to Figure 29,
R1=499k, R2=169k
Figure 8. Line/Load Rejection vs. Output Current
(Vout=3.3V), Rlim=5k, Li=22uH Sumida CD43
Figure 7. Line/Load Rejection vs. Output Current
(Vout=3.3V), Rlim=2.5k, Li=22uH Sumida CD43
40
50
60
70
80
90
100
0.1
1.0
10.0
100.0
1000.0
Iload (mA)
Vb=1.0V
Vb=1.3V
Vb=2.0V
Vb=2.6V
Vb=3.2V
40
50
60
70
80
90
100
0.1
1.0
10.0
100.0
1000.0
Iload (mA)
Vb=1.0V
Vb=1.3V
Vb=2.0V
Vb=2.6V
Vb=3.2V
40
50
60
70
80
90
100
0.1
1.0
10.0
100.0
1000.0
Iload (mA)
Vb=1.0V
Vb=1.3V
Vb=2.0V
Vb=2.6V
Vb=3.2V
40
50
60
70
80
90
100
0.1
1.0
10.0
100.0
1000.0
Iload (mA)
Vb=1.0V
Vb=1.3V
Vb=2.0V
Vb=2.6V
Vb=3.2V
40
50
60
70
80
90
100
0.1
1.0
10.0
100.0
1000.0
Iload (mA)
Vb=1.0V
Vb=1.3V
Vb=2.0V
Vb=2.6V
Vb=3.2V
40
50
60
70
80
90
100
0.1
1.0
10.0
100.0
1000.0
Iload (mA)
Vb=1.0V
Vb=1.3V
Vb=2.0V
Vb=2.6V
Vb=3.2V
3.27
3.28
3.29
3.30
3.31
3.32
3.33
020 40
6080 100 120 140 160 180 200
Iload (mA)
Vb=1.3V
Vb=2.6V
3.27
3.28
3.29
3.30
3.31
3.32
3.33
010
20 304050607080
90 100
Iload (mA)
Vb=1.3V
Vb=2.6V
PERFORMANCE CHARACTERISTICS



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