sp6415 Exar Corporation, sp6415 Datasheet - Page 8

• Manufacturer Part Number: sp6415
• Description: Integrated White Led Driver With Organic Led Display Power Supply
• Manufacturer: Exar Corporation

Feb27-07 Rev K
0
85
80
75
70
65
60
55
50
0
85
80
75
70
65
60
85
80
75
70
65
60
55
50



V
V
Sub Display Efficiency( V
Sub Display Efficiency( V
IN
Main Display Efficiency ( 3LEDs )
Inductor=22µH
IN
=5.0V
=4.2V
V
IN
4
4
=2.5V
4
V
IN
=2.5V
V
IN
Load Current (mA )
Load Current (mA)
=4.2V
Load Current (mA)
7
7
7
0
0
0
3
3
3
V
Inductor=0µH
Integrated White LED Driver With Organic LED Display Power Supply
IN
Inductor=22µH
V
V
=3.3V
IN
IN
=4.2V
=3.6V
SUB
SUB
V
6
IN
6
6
=20V)
V
=12V)
=3.3V
V
IN
V
IN
=3.6V
IN
=3.6V
=3V



8
Typical Performance Characteristics
0
85
80
75
70
65
60
85
80
75
70
65
60
55
50
85
80
75
70
65
60



V
V
Sub Display Efficiency (V
Sub Display Efficiency( V
Main Display Efficiency ( 3LEDs )
Inductor=0µH
IN
IN
V
V
V
=3V
=3.6V
IN
IN
IN
=4.2V
=3.6V
=2.5V
4
4
4
V
IN
Load Current ( mA )
Load Current (mA )
V
Load Current (mA )
=4.2V
IN
7
7
7
=3.6V
V
IN
V
=2.5V
IN
=4.2V
0
0
0
V
IN
=5.0V
© 2007 Sipex Corporation
3
3
3
Inductor=22µH
Inductor=0µH
V
IN
SUB
=3.3V
SUB
V
6
IN
6
6
=12V)
=3.3V
=20V )