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SP6641BEK-50TR Datasheet(PDF) 4 Page - Sipex Corporation

Part # SP6641BEK-50TR
Description  500mA Alkaline DC/DC Boost Regulator in SOT-23
Download  13 Pages
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Manufacturer  SIPEX [Sipex Corporation]
Direct Link  http://www.sipex.com
Logo SIPEX - Sipex Corporation

SP6641BEK-50TR Datasheet(HTML) 4 Page - Sipex Corporation

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4
Rev. 3/5/02,
*Patent Pending
SP6641A/6641B 500mA Alkaline DC/DC Boost Regulator in SOT-23
© Copyright 2002 Sipex Corporation
PERFORMANCE CHARACTERISTICS
Refer to the circuit in Figure 1, T
AMB = +25°C
60
65
70
75
80
85
90
95
100
0.1
1.0
10.0
100.0
1000.0
Iload (mA)
VIN = 3.0V
VIN = 2.6V
VIN = 2.0V
VIN = 1.3V
VIN = 1.0V
60
65
70
75
80
85
90
95
100
0.1
1.0
10.0
100.0
1000.0
Iload (mA)
VIN = 3.0V
VIN = 2.6V
VIN = 2.0V
VIN = 1.3V
VIN = 1.0V
3.200
3.220
3.240
3.260
3.280
3.300
3.320
3.340
3.360
3.380
3.400
Iload (mA)
0
50
100
150
200
250
VIN = 3.0V
VIN = 2.6V
VIN = 2.0V
VIN = 1.3V
VIN = 1.0V
3.220
3.240
3.260
3.280
3.300
3.320
3.340
3.360
3.380
3.400
0
200
400
600
800
3.200
Iload (mA)
VIN = 3.0V
VIN = 2.6V
VIN = 2.0V
VIN = 1.3V
VIN = 1.0V
Figure 3. SP6641AEK - 3.3 Efficiency vs Load Current
Figure 4. SP6641BEK - 3.3 Efficiency vs Load Current
Figure 5. SP6641AEK - 3.3 Line/Load Rejection vs Load
Current
Figure 6. SP6641BEK - 3.3 Line/Load Rejection vs Load
Current
Figure 7. SP6641AEK-5.0 Efficiency Vs Load Current
Figure 8. SP6641BEK-5.0 Efficiency Vs Load Current
Iload (mA)
60
65
70
75
80
85
90
95
100
0.1
1.0
10.0
100.0
1000.0
Vi=4.2V
Vi=3.6V
Vi=3.3V
Vi=2.0V
Vi=1.3V
Iload (mA)
60
65
70
75
80
85
90
95
100
0.1
1.0
10.0
100.0
1000.0
Vi=4.2V
Vi=3.6V
Vi=3.3V
Vi=2.0V
Vi=1.3V


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