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SP6644EU Datasheet(PDF) 5 Page - Sipex Corporation

Part # SP6644EU
Description  Single/Dual Alkaline Cell, High Efficiency Boost DC-DC Regulator
PDF  15 Pages
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Manufacturer  SIPEX [Sipex Corporation]
Direct Link  http://www.sipex.com
Logo SIPEX - Sipex Corporation

SP6644EU Datasheet(HTML) 5 Page - Sipex Corporation

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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 11. Maximum Load Current vs. Vbatt
(Vout=3.3V), Li=22uH Sumida CD43
Figure 13. No Load Battery Current vs. Vbatt
(Vout=3.3V), Li=22uH Sumida CD43
Figure 14. Output Voltage vs. Temperature,
Rlim=2.5k, Rload=3k, (Vout=3.3V),Li=22uH Sumida CD43
Figure 16. Ibatt Pin Quiescent Current vs. Temperature,
(Vout=3.3V), Vbatt=1.0V
Figure 15. Io Pin Quiescent Current vs. Temperature,
(Vout=3.3V)
Figure 9. Line/Load vs. Output Current (Vout=5V),
Rlim=2.5k, Li=22uH Sumida CD43, Refer to figure 29,
R1=499k, R2=169k
Figure 10. Line/Load vs. Output Current (Vout=5V),
Rlim=5k, Li=22uH Sumida CD43, Refer to figure 29,
R1=499k, R2=169k
Figure 12. Maximum Load Current vs. Vbatt (Vout=5V),
Li=22uH Sumida CD43, Refer to Figure 29,
R1=499k, R2=169k
5.00
5.01
5.02
5.03
5.04
5.05
5.06
5.07
5.08
010 20
304050607080 90 100
Iload (mA)
Vb=1.3V
Vb=2.6V
5.00
5.01
5.02
5.03
5.04
5.05
5.06
5.07
5.08
010
20
3040
50
Iload (mA)
Vb=1.3V
Vb=2.6V
0
20
40
60
80
100
120
140
160
180
200
220
240
0.0
1.0
2.0
3.0
4.0
Vbatt (V)
Rlim=2.5K
Rlim=5K
0
20
40
60
80
100
120
140
160
180
200
220
240
0.0
1.0
2.0
3.0
4.0
Vbatt (V)
Rlim=2.5K
Rlim=5K
10
100
1000
10000
0.0
1.0
2.0
3.0
4.0
Vbatt (V)
Rlim=2.5k
Rlim=5k
3.27
3.28
3.29
3.30
3.31
3.32
3.33
-40
-20
0
20
40
60
80
100
Temperature (degC)
30
35
40
45
50
55
60
-40
-20
0
20
40
60
80
100
Temperature (degC)
0.0
0.5
1.0
1.5
2.0
2.5
3.0
-40
-20
0
20
40
60
80
100
Temperature (degC)
PERFORMANCE CHARACTERISTICS



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