EL7563C Elantec Semiconductor, EL7563C Datasheet - Page 5

• Manufacturer Part Number: EL7563C
• Description: Monolithic 4 Amp DC:DC Step-down Regulator
• Manufacturer: Elantec Semiconductor

Typical Performance Curves (20-Pin SO Package)
*Note: The 28-Pin HTSSOP Package Offers Improved Performance
2.505
2.495
2.485
2.475
2.465
2.49
2.48
2.47
2.5
100
1.8
1.6
1.4
1.2
0.8
0.6
0.4
0.2
95
90
85
80
75
70
65
60
1
0
Line Regulation
V
3
*Efficiency vs I
V
0
*Converter Total Power Loss vs I
V
0
O
IN
IN
=3.5V
Measured with SO20 package
Measured with SO20 package
=3.3V
=3.3V
0.5
0.5
3.1
I
O
I
I
O
O
=0.5A
=2A
=4A
1
1
O
3.2
Output Current I
Load Current I
1.5
1.5
V
V
O
O
=2.5V
=1.2V
V
IN
3.3
2
2
(V)
O
V
V
O
O
O
O
2.5
2.5
(A)
=1.2V
=2.5V
V
(A)
3.4
V
O
O
=1.8V
=1V
3
3
3.5
V
V
O
O
=1.8V
3.5
3.5
=1V
3.6
4
4
Monolithic 4 Amp DC:DC Step-down Regulator
5
2.505
2.495
2.485
2.475
2.465
1.268
1.266
1.264
1.262
1.258
1.256
2.49
2.48
2.47
1.27
1.26
2.5
100
95
90
85
80
75
70
65
60
-50
0.5
Load Regulation
V
V
0
*Efficiency vs I
V
O
REF
O
=2.5V
Measured with SO20 package
=2.5V
vs Junction Temperature
0.5
1
-10
V
IN
=3.3V
1
1.5
O
Junction Temperature (°C)
Load Current I
Load Current I
1.5
30
2
2
2.5
O
70
V
O
(A)
2.5
IN
V
V
V
(A)
IN
IN
=3.6V
IN
=3V
=3.6V
=3V
3
EL7563C
3
V
110
IN
=3.3V
3.5
3.5
150
4
4