SC488 Semtech Corporation, SC488 Datasheet - Page 20

• Manufacturer Part Number: SC488
• Description: Complete DDR1/2/3 Memory Power Supply
• Manufacturer: Semtech Corporation

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© 2006 Semtech Corp.
POWER MANAGEMENT
Typical Characteristics
100%
100%
100%
90%
80%
70%
60%
50%
90%
80%
70%
60%
50%
90%
80%
70%
60%
50%
0
0
0
1.5V Effi ciency vs. Output Current
2.5V Effi ciency vs. Output Current
VBAT = 10
VBAT = 10
VBAT = 10
1.8V Effi ciency vs. Output Current
2
2
2
VBAT = 20
VBAT = 20
VBAT = 20
Powersave Mode
Powersave Mode
Powersave Mode
4
4
4
IOUT (A)
IOUT (A)
IOUT (A)
6
6
6
8
8
8
10
10
10
20
100%
100%
100%
90%
80%
70%
60%
50%
90%
80%
70%
60%
50%
90%
80%
70%
60%
50%
0
0
0
VBAT = 10
VBAT = 10
2.5V Effi ciency vs. Output Current
1.5V Effi ciency vs. Output Current
VBAT = 10
Continuous Conduction Mode
Continuous Conduction Mode
1.8V Effi ciency vs. Output Current
Continuous Conduction Mode
2
2
2
VBAT = 20
VBAT = 20
VBAT = 20
4
4
4
IOUT (A)
IOUT (A)
IOUT (A)
6
6
6
8
www.semtech.com
8
8
SC488
10
10
10