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LP3913 Datasheet(PDF) 23 Page - Texas Instruments

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Part # LP3913
Description  Power Management IC for Flash Memory-Based Portable Media Players
PDF  70 Pages
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Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

LP3913 Datasheet(HTML) 23 Page - Texas Instruments

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OUTPUT CURRENT (mA)
100.00
90.00
80.00
70.00
60.00
50.00
0.1
1
10
100
1000
VIN = 4.2V
VIN = 3.6V
OUTPUT CURRENT (mA)
100.00
90.00
80.00
70.00
60.00
50.00
0.1
1
10
100
1000
VIN = 4.2V
VIN = 3.6V
VIN (V)
100.00
95.00
90.00
85.00
80.00
75.00
70.00
65.00
60.00
2.5
3.0
3.5
4.0
4.5
5.0
5.5
VOUT = 3.3V
VOUT = 1.8V
OUTPUT CURRENT (mA)
100. 0
80. 0
60. 0
40. 0
20. 0
0. 0
0.1
1
10
100
1000
VBATT = 4.2V
VBATT = 3.3V
LP3913
www.ti.com
SNVS489I – NOVEMBER 2006 – REVISED SEPTEMBER 2013
TYPICAL PERFORMANCE CHARACTERISTICS - BUCK3
TA = 25°C unless otherwise noted
Efficiency vs. VIN
Forced PWM Efficiency vs ILOAD
ILOAD= 100mA
VOUT = 3.3V
Figure 45.
Figure 46.
AutoMode Efficiency vs. ILOAD
AutoMode Efficiency vs. ILOAD
VOUT = 3.3V
VOUT = 1.8V
Figure 47.
Figure 48.
Buck3 Load Transient Response
Buck3 Load Transient Response
VIN = 4.2V, VOUT = 3.3V,
VIN = 3.6V, VOUT = 3.3V
ILOAD = 0-100mA (PFM Mode)
ILOAD = 150-250mA (PWM Mode)
Figure 49.
Figure 50.
Copyright © 2006–2013, Texas Instruments Incorporated
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Product Folder Links: LP3913



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