el7520a Intersil Corporation, el7520a Datasheet - Page 4

• Manufacturer Part Number: el7520a
• Description: 4-channel Dc/dc Controller
• Manufacturer: Intersil Corporation

Typical Performance Curves
FIGURE 1. V
FIGURE 5. V
100
-0.5
-1.5
-2.5
90
80
70
60
-1
-2
-3
-4
-5
-6
-1
-2
0
0
FIGURE 3. V
0
0
0
V
IN
= 5V
200
BOOST
V
BOOST
1
IN
V
IN
= 3V
= 3V
BOOST
400
500
EFFICIENCY vs I
LOAD REGULATION (P MODE)
2
I
OUT
I
OUT
4
V
V
LINE REGULATION
600
IN
IN
3
(mA)
(mA)
(V)
= 5V
1000
800
P MODE
4
OUT
PI MODE
1000
(PI MODE)
5
1200
1500
6
EL7520, EL7520A
0
-0.005
-0.01
-0.015
-0.02
-0.025
-0.03
FIGURE 4. V
FIGURE 2. V
-0.05
-0.15
-0.25
-0.35
100
-0.1
-0.2
-0.3
-0.4
-0.5
-0.6
-0.1
-0.2
-0.3
-0.4
90
80
70
60
0
0
0
0
0
FIGURE 6. V
V
IN
= 5V
200
BOOST
BOOST
V
IN
20
V
= 3V
IN
400
LOAD REGULATION (PI MODE)
ON
EFFICIENCY vs I
= 3V
500
LOAD REGULATION
V
I
I
I
OUT
IN
OUT
OUT
600
= 5V
40
(mA)
(mA)
(mA)
800
1000
OUT
60
1000
(P MODE)
1200
July 12, 2005
1500
80
FN7318.0