el7566 Intersil Corporation, el7566 Datasheet - Page 6

• Manufacturer Part Number: el7566
• Description: Monolithic 6a Dc/dc Step-down Regulator
• Manufacturer: Intersil Corporation

Typical Performance Curves
V
IN
= V
D
1.265
1.255
1.245
= 5V, V
100
1.26
1.25
1.24
95
90
85
80
75
70
65
60
3.5
2.5
1.5
4
3
2
1
FIGURE 5. V
0
0
3
FIGURE 3. V
FIGURE 1. EFFICIENCY (V
O
= 2.5V, I
V
3.5
1
V
O
JUNCTION TEMPERATURE (°C)
DD
=0.8V
=3.3V
EN_HI
O
REF
V
2
50
V
4
V
= 6A, f
EN_LOW
O
V
EN_HI
=1V
DD
vs TEMPERATURE
V
V
6
& V
I
V
O
=5V
DD
O
O
4.5
3
S
=1.2V
(A)
=3.3V
EN_LOW
(V)
= 500kHz, L = 2.7µH, C
100
4
5
IN
= 5V)
vs V
V
V
O
O
5.5
5
=2.5V
=1.8V
DD
150
6
6
IN
= 100µF, C
EL7566
OUT
= 150µF, T
1200
1000
100
800
600
500
200
1.6
1.5
1.4
1.3
1.2
1.1
95
90
85
80
75
70
65
60
A
1
0
0
100
0
0
FIGURE 2. EFFICIENCY (V
= 25°C unless otherwise noted.
FIGURE 4. V
V
V
DD
O
200
FIGURE 6. F
=0.8V
1
=3.3V
JUNCTION TEMPERATURE (°C)
V
DD
300
50
2
TJ
V
=5V
DD
V
V
vs TEMPERATURE
C
O
=5V
O
OSC
=1V
I
=2.5V
O
S
400
3
(A)
vs C
(pF)
V
OSC
DD
100
500
V
IN
4
O
=3.3V
=1.2V
= 3.3V)
V
O
600
5
=1.8V
150
700
May 8, 2006
6
FN7102.7